schemas/uniprot.xsd

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <!-- *****************************************************************************
   3         UniProt Knowledgebase
   4         Version:        $Revision: 1.3 $
   5         Date:           $Date: 2015/04/07 15:00:57 $
   6
   7         Copyright (c) 2011 UniProt consortium
   8         All rights reserved.
   9 *******************************************************************************-->
  10 <xs:schema targetNamespace="http://uniprot.org/uniprot" xmlns:xs="http://www.w3.org/2001/XMLSchema"
  11            xmlns="http://uniprot.org/uniprot" elementFormDefault="qualified">
  12 <!--
  13         Retrieved for Jalview 13-Sep-2018 from https://www.uniprot.org/docs/uniprot.xsd
  14         Java binding classes are generated by
  15            xjc schemas/uniprot.xsd -d src -p jalview.xml.binding.uniprot
  16 -->
  17     <!-- XML Schema definition for the UniProtKB XML format
  18          Tested with:
  19          -XSV (XML Schema Validator), http://www.w3.org/2001/03/webdata/xsv
  20          -->
  21     <!-- Root element definition begins -->
  22     <xs:element name="uniprot">
  23         <xs:annotation>
  24             <xs:documentation>Describes a collection of UniProtKB entries.</xs:documentation>
  25         </xs:annotation>
  26         <xs:complexType>
  27             <xs:sequence>
  28                 <xs:element ref="entry" maxOccurs="unbounded"/>
  29                 <xs:element ref="copyright" minOccurs="0"/>
  30             </xs:sequence>
  31         </xs:complexType>
  32     </xs:element>
  33     <!-- Root element definition ends -->
  34
  35     <!-- Entry definition begins -->
  36     <xs:element name="entry">
  37         <xs:annotation>
  38             <xs:documentation>Describes a UniProtKB entry.</xs:documentation>
  39         </xs:annotation>
  40         <xs:complexType>
  41             <xs:sequence>
  42                 <xs:element name="accession" type="xs:string" maxOccurs="unbounded"/>
  43                 <xs:element name="name" type="xs:string" maxOccurs="unbounded"/>
  44                 <xs:element name="protein" type="proteinType"/>
  45                 <xs:element name="gene" type="geneType" minOccurs="0" maxOccurs="unbounded"/>
  46                 <xs:element name="organism" type="organismType" />
  47                 <xs:element name="organismHost" type="organismType" minOccurs="0" maxOccurs="unbounded"/>
  48                 <xs:element name="geneLocation" type="geneLocationType" minOccurs="0" maxOccurs="unbounded"/>
  49                 <xs:element name="reference" type="referenceType" maxOccurs="unbounded"/>
  50                 <xs:element name="comment" type="commentType" nillable="true" minOccurs="0" maxOccurs="unbounded"/>
  51                 <xs:element name="dbReference" type="dbReferenceType" minOccurs="0" maxOccurs="unbounded"/>
  52                 <xs:element name="proteinExistence" type="proteinExistenceType"/>
  53                 <xs:element name="keyword" type="keywordType" minOccurs="0" maxOccurs="unbounded"/>
  54                 <xs:element name="feature" type="featureType" minOccurs="0" maxOccurs="unbounded"/>
  55                 <xs:element name="evidence" type="evidenceType" minOccurs="0" maxOccurs="unbounded"/>
  56                 <xs:element name="sequence" type="sequenceType"/>
  57             </xs:sequence>
  58             <xs:attribute name="dataset" use="required">
  59                 <xs:simpleType>
  60                     <xs:restriction base="xs:string">
  61                         <xs:enumeration value="Swiss-Prot"/>
  62                         <xs:enumeration value="TrEMBL"/>
  63                     </xs:restriction>
  64                 </xs:simpleType>
  65             </xs:attribute>
  66             <xs:attribute name="created" type="xs:date" use="required"/>
  67             <xs:attribute name="modified" type="xs:date" use="required"/>
  68             <xs:attribute name="version" type="xs:int" use="required"/>
  69         </xs:complexType>
  70     </xs:element>
  71     <!-- Entry definition ends -->
  72
  73     <xs:element name="copyright" type="xs:string"/>
  74
  75     <!-- Protein names definition begins -->
  76     <xs:complexType name="proteinType">
  77         <xs:annotation>
  78             <xs:documentation>Describes the names for the protein and parts thereof.
  79             Equivalent to the flat file DE-line.</xs:documentation>
  80         </xs:annotation>
  81         <xs:sequence>
  82             <xs:group ref="proteinNameGroup"/>
  83             <xs:element name="domain" minOccurs="0" maxOccurs="unbounded">
  84                 <xs:annotation>
  85                     <xs:documentation>Describes names of "domains".
  86                     Equivalent to the flat file DE-line Includes: section.</xs:documentation>
  87                 </xs:annotation>
  88                 <xs:complexType>
  89                     <xs:group ref="proteinNameGroup"/>
  90                 </xs:complexType>
  91             </xs:element>
  92             <xs:element name="component" minOccurs="0" maxOccurs="unbounded">
  93                 <xs:annotation>
  94                     <xs:documentation>Describes names of processed products.
  95                     Equivalent to the flat file DE-line Contains: section.</xs:documentation>
  96                 </xs:annotation>
  97                 <xs:complexType>
  98                     <xs:group ref="proteinNameGroup"/>
  99                 </xs:complexType>
 100             </xs:element>
 101         </xs:sequence>
 102     </xs:complexType>
 103     <xs:group name="proteinNameGroup">
 104         <xs:sequence>
 105             <xs:element name="recommendedName" minOccurs="0">
 106                 <xs:complexType>
 107                     <xs:sequence>
 108                         <xs:element name="fullName" type="evidencedStringType"/>
 109                         <xs:element name="shortName" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 110                         <xs:element name="ecNumber" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 111                     </xs:sequence>
 112                     <!-- xs:attribute name="ref" type="xs:string" use="optional"/ -->
 113                 </xs:complexType>
 114             </xs:element>
 115             <xs:element name="alternativeName" minOccurs="0" maxOccurs="unbounded">
 116                 <xs:complexType>
 117                     <xs:sequence>
 118                         <xs:element name="fullName" type="evidencedStringType" minOccurs="0"/>
 119                         <xs:element name="shortName" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 120                         <xs:element name="ecNumber" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 121                     </xs:sequence>
 122                     <!-- xs:attribute name="ref" type="xs:string" use="optional"/ -->
 123                 </xs:complexType>
 124             </xs:element>
 125             <xs:element name="submittedName" minOccurs="0" maxOccurs="unbounded">
 126                 <xs:complexType>
 127                     <xs:sequence>
 128                         <xs:element name="fullName" type="evidencedStringType"/>
 129                         <xs:element name="ecNumber" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 130                     </xs:sequence>
 131                     <!-- xs:attribute name="ref" type="xs:string" use="optional"/ -->
 132                 </xs:complexType>
 133             </xs:element>
 134             <xs:element name="allergenName" type="evidencedStringType" minOccurs="0"/>
 135             <xs:element name="biotechName" type="evidencedStringType" minOccurs="0"/>
 136             <xs:element name="cdAntigenName" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 137             <xs:element name="innName" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 138         </xs:sequence>
 139     </xs:group>
 140     <!-- Protein names definition ends -->
 141
 142     <!-- Gene names definition begins -->
 143     <xs:complexType name="geneType">
 144         <xs:annotation>
 145             <xs:documentation>Describes a gene.
 146             Equivalent to the flat file GN-line.</xs:documentation>
 147         </xs:annotation>
 148         <xs:sequence>
 149             <xs:element name="name" type="geneNameType" maxOccurs="unbounded"/>
 150         </xs:sequence>
 151     </xs:complexType>
 152     <xs:complexType name="geneNameType">
 153         <xs:annotation>
 154             <xs:documentation>Describes different types of gene designations.
 155             Equivalent to the flat file GN-line.</xs:documentation>
 156         </xs:annotation>
 157         <xs:simpleContent>
 158             <xs:extension base="xs:string">
 159                 <xs:attribute name="evidence" type="intListType" use="optional"/>
 160                 <xs:attribute name="type" use="required">
 161                     <xs:simpleType>
 162                         <xs:restriction base="xs:string">
 163                             <xs:enumeration value="primary"/>
 164                             <xs:enumeration value="synonym"/>
 165                             <xs:enumeration value="ordered locus"/>
 166                             <xs:enumeration value="ORF"/>
 167                         </xs:restriction>
 168                     </xs:simpleType>
 169                 </xs:attribute>
 170             </xs:extension>
 171         </xs:simpleContent>
 172     </xs:complexType>
 173     <!-- Gene names definition ends -->
 174
 175     <!-- Organism definition begins -->
 176     <xs:complexType name="organismType">
 177         <xs:annotation>
 178             <xs:documentation>Describes the source organism.</xs:documentation>
 179         </xs:annotation>
 180         <xs:sequence>
 181             <xs:element name="name" type="organismNameType" maxOccurs="unbounded">
 182                 <xs:annotation>
 183                     <xs:documentation>Describes the names of the source organism.
 184                     Equivalent to the flat file OS-line.</xs:documentation>
 185                 </xs:annotation>
 186             </xs:element>
 187             <xs:element name="dbReference" type="dbReferenceType" maxOccurs="unbounded">
 188                 <xs:annotation>
 189                     <xs:documentation>Describes a cross-reference to the NCBI taxonomy database.
 190                     Equivalent to the flat file OX-line.</xs:documentation>
 191                 </xs:annotation>
 192             </xs:element>
 193             <xs:element name="lineage" minOccurs="0">
 194                 <xs:annotation>
 195                     <xs:documentation>Describes the lineage of the source organism.
 196                     Equivalent to the flat file OC-line.</xs:documentation>
 197                 </xs:annotation>
 198                 <xs:complexType>
 199                     <xs:sequence>
 200                         <xs:element name="taxon" type="xs:string" maxOccurs="unbounded"/>
 201                     </xs:sequence>
 202                 </xs:complexType>
 203             </xs:element>
 204         </xs:sequence>
 205         <xs:attribute name="evidence" type="intListType" use="optional"/>
 206     </xs:complexType>
 207     <xs:complexType name="organismNameType">
 208         <xs:annotation>
 209             <xs:documentation>Describes different types of source organism names.</xs:documentation>
 210         </xs:annotation>
 211         <xs:simpleContent>
 212             <xs:extension base="xs:string">
 213                 <xs:attribute name="type" use="required">
 214                     <xs:simpleType>
 215                         <xs:restriction base="xs:string">
 216                             <xs:enumeration value="common"/>
 217                             <xs:enumeration value="full"/>
 218                             <xs:enumeration value="scientific"/>
 219                             <xs:enumeration value="synonym"/>
 220                             <xs:enumeration value="abbreviation"/>
 221                         </xs:restriction>
 222                     </xs:simpleType>
 223                 </xs:attribute>
 224             </xs:extension>
 225         </xs:simpleContent>
 226     </xs:complexType>
 227     <!-- Organism definition ends -->
 228
 229     <!-- Gene location definition begins -->
 230     <xs:complexType name="geneLocationType">
 231         <xs:annotation>
 232             <xs:documentation>Describes non-nuclear gene locations (organelles and plasmids).
 233             Equivalent to the flat file OG-line.</xs:documentation>
 234         </xs:annotation>
 235         <xs:sequence>
 236             <xs:element name="name" type="statusType" minOccurs="0" maxOccurs="unbounded"/>
 237         </xs:sequence>
 238         <xs:attribute name="type" use="required">
 239             <xs:simpleType>
 240                 <xs:restriction base="xs:string">
 241                     <xs:enumeration value="apicoplast"/>
 242                     <xs:enumeration value="chloroplast"/>
 243                     <xs:enumeration value="organellar chromatophore"/>
 244                     <xs:enumeration value="cyanelle"/>
 245                     <xs:enumeration value="hydrogenosome"/>
 246                     <xs:enumeration value="mitochondrion"/>
 247                     <xs:enumeration value="non-photosynthetic plastid"/>
 248                     <xs:enumeration value="nucleomorph"/>
 249                     <xs:enumeration value="plasmid"/>
 250                     <xs:enumeration value="plastid"/>
 251                 </xs:restriction>
 252             </xs:simpleType>
 253         </xs:attribute>
 254         <xs:attribute name="evidence" type="intListType" use="optional"/>
 255     </xs:complexType>
 256     <xs:complexType name="statusType">
 257         <xs:annotation>
 258             <xs:documentation>Indicates whether the name of a plasmid is known or unknown.</xs:documentation>
 259         </xs:annotation>
 260         <xs:simpleContent>
 261             <xs:extension base="xs:string">
 262                 <xs:attribute name="status" use="optional" default="known">
 263                     <xs:simpleType>
 264                         <xs:restriction base="xs:string">
 265                             <xs:enumeration value="known"/>
 266                             <xs:enumeration value="unknown"/>
 267                         </xs:restriction>
 268                     </xs:simpleType>
 269                 </xs:attribute>
 270             </xs:extension>
 271         </xs:simpleContent>
 272     </xs:complexType>
 273     <!-- Gene location definition ends -->
 274
 275     <!-- Reference definition begins -->
 276     <xs:complexType name="referenceType">
 277         <xs:annotation>
 278             <xs:documentation>Describes a citation and a summary of its content.
 279             Equivalent to the flat file RN-, RP-, RC-, RX-, RG-, RA-, RT- and RL-lines.</xs:documentation>
 280         </xs:annotation>
 281         <xs:sequence>
 282             <xs:element name="citation" type="citationType"/>
 283             <xs:group ref="sptrCitationGroup"/>
 284         </xs:sequence>
 285         <xs:attribute name="evidence" type="intListType" use="optional"/>
 286         <xs:attribute name="key" type="xs:string" use="required"/>
 287     </xs:complexType>
 288     <!-- Reference definition ends -->
 289
 290     <!-- Citation definition begins -->
 291     <xs:complexType name="citationType">
 292         <xs:annotation>
 293             <xs:documentation>Describes different types of citations.
 294             Equivalent to the flat file RX-, RG-, RA-, RT- and RL-lines.</xs:documentation>
 295         </xs:annotation>
 296         <xs:sequence>
 297             <xs:element name="title" type="xs:string" minOccurs="0">
 298                 <xs:annotation>
 299                     <xs:documentation>Describes the title of a citation.
 300                     Equivalent to the flat file RT-line.</xs:documentation>
 301                 </xs:annotation>
 302             </xs:element>
 303             <xs:element name="editorList" type="nameListType" minOccurs="0">
 304                 <xs:annotation>
 305                     <xs:documentation>Describes the editors of a book (only used for books).
 306                     Equivalent to part of the flat file RL-line of books.</xs:documentation>
 307                 </xs:annotation>
 308             </xs:element>
 309             <xs:element name="authorList" type="nameListType" minOccurs="0">
 310                 <xs:annotation>
 311                     <xs:documentation>Describes the authors of a citation.
 312                     Equivalent to the flat file RA-line.</xs:documentation>
 313                 </xs:annotation>
 314             </xs:element>
 315             <xs:element name="locator" type="xs:string" minOccurs="0">
 316                 <xs:annotation>
 317                     <xs:documentation>Describes the location (URL) of an online journal article.
 318                     No flat file equivalent.</xs:documentation>
 319                 </xs:annotation>
 320             </xs:element>
 321             <xs:element name="dbReference" type="dbReferenceType" minOccurs="0" maxOccurs="unbounded">
 322                 <xs:annotation>
 323                     <xs:documentation>Describes cross-references to bibliography databases (MEDLINE, PubMed, AGRICOLA) or other online resources (DOI).
 324                     Equivalent to the flat file RX-line.</xs:documentation>
 325                 </xs:annotation>
 326             </xs:element>
 327         </xs:sequence>
 328         <xs:attribute name="type" use="required">
 329             <xs:annotation>
 330                 <xs:documentation>Describes the type of a citation.</xs:documentation>
 331             </xs:annotation>
 332             <xs:simpleType>
 333                 <xs:restriction base="xs:string">
 334                     <xs:enumeration value="book"/>
 335                     <xs:enumeration value="journal article"/>
 336                     <xs:enumeration value="online journal article"/>
 337                     <xs:enumeration value="patent"/>
 338                     <xs:enumeration value="submission"/>
 339                     <xs:enumeration value="thesis"/>
 340                     <xs:enumeration value="unpublished observations"/>
 341                 </xs:restriction>
 342             </xs:simpleType>
 343         </xs:attribute>
 344         <xs:attribute name="date" use="optional">
 345             <xs:simpleType>
 346                 <xs:union memberTypes="xs:date xs:gYearMonth xs:gYear"/>
 347             </xs:simpleType>
 348         </xs:attribute>
 349         <xs:attribute name="name" type="xs:string" use="optional">
 350             <xs:annotation>
 351                 <xs:documentation>Describes the name of an (online) journal or book.</xs:documentation>
 352             </xs:annotation>
 353         </xs:attribute>
 354         <xs:attribute name="volume" type="xs:string" use="optional">
 355             <xs:annotation>
 356                 <xs:documentation>Describes the volume of a journal or book.</xs:documentation>
 357             </xs:annotation>
 358         </xs:attribute>
 359         <xs:attribute name="first" type="xs:string" use="optional">
 360             <xs:annotation>
 361                 <xs:documentation>Describes the first page of an article.</xs:documentation>
 362             </xs:annotation>
 363         </xs:attribute>
 364         <xs:attribute name="last" type="xs:string" use="optional">
 365             <xs:annotation>
 366                 <xs:documentation>Describes the last page of an article.</xs:documentation>
 367             </xs:annotation>
 368         </xs:attribute>
 369         <xs:attribute name="publisher" type="xs:string" use="optional">
 370             <xs:annotation>
 371                 <xs:documentation>Describes the publisher of a book.</xs:documentation>
 372             </xs:annotation>
 373         </xs:attribute>
 374         <xs:attribute name="city" type="xs:string" use="optional">
 375             <xs:annotation>
 376                 <xs:documentation>Describes the city where a book was published.</xs:documentation>
 377             </xs:annotation>
 378         </xs:attribute>
 379         <xs:attribute name="db" type="xs:string" use="optional">
 380             <xs:annotation>
 381                 <xs:documentation>Describes the database name of submissions.</xs:documentation>
 382             </xs:annotation>
 383         </xs:attribute>
 384         <xs:attribute name="number" type="xs:string" use="optional">
 385             <xs:annotation>
 386                 <xs:documentation>Describes a patent number.</xs:documentation>
 387             </xs:annotation>
 388         </xs:attribute>
 389         <xs:attribute name="institute" type="xs:string" use="optional">
 390             <xs:annotation>
 391                 <xs:documentation>Describes the institute where a thesis was made.</xs:documentation>
 392             </xs:annotation>
 393         </xs:attribute>
 394         <xs:attribute name="country" type="xs:string" use="optional">
 395             <xs:annotation>
 396                 <xs:documentation>Describes the country where a thesis was made.</xs:documentation>
 397             </xs:annotation>
 398         </xs:attribute>
 399     </xs:complexType>
 400     <xs:complexType name="consortiumType">
 401         <xs:annotation>
 402             <xs:documentation>Describes the authors of a citation when these are represented by a consortium.
 403             Equivalent to the flat file RG-line.</xs:documentation>
 404         </xs:annotation>
 405         <xs:attribute name="name" type="xs:string" use="required"/>
 406     </xs:complexType>
 407     <xs:complexType name="personType">
 408         <xs:attribute name="name" type="xs:string" use="required"/>
 409     </xs:complexType>
 410     <xs:complexType name="nameListType">
 411         <xs:choice maxOccurs="unbounded">
 412             <xs:element name="consortium" type="consortiumType"/>
 413             <xs:element name="person" type="personType"/>
 414         </xs:choice>
 415     </xs:complexType>
 416     <!-- Citation definition ends -->
 417
 418     <!-- Citation summary definition begins -->
 419     <xs:group name="sptrCitationGroup">
 420         <xs:annotation>
 421             <xs:documentation>Groups a citation's scope and source descriptions.</xs:documentation>
 422         </xs:annotation>
 423         <xs:sequence>
 424             <xs:element name="scope" type="xs:string" maxOccurs="unbounded">
 425                 <xs:annotation>
 426                     <xs:documentation>Describes the scope of a citation.
 427                     Equivalent to the flat file RP-line.</xs:documentation>
 428                 </xs:annotation>
 429             </xs:element>
 430             <xs:element name="source" type="sourceDataType" minOccurs="0"/>
 431         </xs:sequence>
 432     </xs:group>
 433     <xs:complexType name="sourceDataType">
 434         <xs:annotation>
 435             <xs:documentation>Describes the source of the sequence according to the citation.
 436             Equivalent to the flat file RC-line.</xs:documentation>
 437         </xs:annotation>
 438         <xs:choice maxOccurs="unbounded">
 439             <xs:element name="strain">
 440                 <xs:complexType>
 441                     <xs:simpleContent>
 442                         <xs:extension base="xs:string">
 443                             <xs:attribute name="evidence" type="intListType" use="optional"/>
 444                         </xs:extension>
 445                     </xs:simpleContent>
 446                 </xs:complexType>
 447             </xs:element>
 448             <xs:element name="plasmid">
 449                 <xs:complexType>
 450                     <xs:simpleContent>
 451                         <xs:extension base="xs:string">
 452                             <xs:attribute name="evidence" type="intListType" use="optional"/>
 453                         </xs:extension>
 454                     </xs:simpleContent>
 455                 </xs:complexType>
 456             </xs:element>
 457             <xs:element name="transposon">
 458                 <xs:complexType>
 459                     <xs:simpleContent>
 460                         <xs:extension base="xs:string">
 461                             <xs:attribute name="evidence" type="intListType" use="optional"/>
 462                         </xs:extension>
 463                     </xs:simpleContent>
 464                 </xs:complexType>
 465             </xs:element>
 466             <xs:element name="tissue">
 467                 <xs:complexType>
 468                     <xs:simpleContent>
 469                         <xs:extension base="xs:string">
 470                             <xs:attribute name="evidence" type="intListType" use="optional"/>
 471                         </xs:extension>
 472                     </xs:simpleContent>
 473                 </xs:complexType>
 474             </xs:element>
 475         </xs:choice>
 476     </xs:complexType>
 477     <!-- Citation summary definition ends -->
 478
 479     <!-- Comment definition begins -->
 480     <xs:complexType name="commentType">
 481         <xs:annotation>
 482             <xs:documentation>Describes different types of general annotations.
 483             Equivalent to the flat file CC-line.</xs:documentation>
 484         </xs:annotation>
 485         <xs:sequence>
 486             <xs:element name="molecule" type="moleculeType" minOccurs="0"/>
 487             <xs:choice minOccurs="0">
 488                 <xs:group ref="bpcCommentGroup"/>
 489
 490                 <xs:sequence>
 491                     <xs:annotation>
 492                         <xs:documentation>Used in 'cofactor' annotations.</xs:documentation>
 493                     </xs:annotation>
 494                     <xs:element name="cofactor" type="cofactorType" maxOccurs="unbounded"/>
 495                 </xs:sequence>
 496
 497                 <xs:sequence>
 498                     <xs:annotation>
 499                         <xs:documentation>Used in 'subcellular location' annotations.</xs:documentation>
 500                     </xs:annotation>
 501                     <xs:element name="subcellularLocation" type="subcellularLocationType" maxOccurs="unbounded"/>
 502                 </xs:sequence>
 503
 504                 <xs:element name="conflict">
 505                     <xs:annotation>
 506                         <xs:documentation>Used in 'sequence caution' annotations.</xs:documentation>
 507                     </xs:annotation>
 508                     <xs:complexType>
 509                         <xs:sequence>
 510                             <xs:element name="sequence" minOccurs="0">
 511                                 <xs:complexType>
 512                                     <xs:attribute name="resource" use="required">
 513                                         <xs:simpleType>
 514                                             <xs:restriction base="xs:string">
 515                                                 <xs:enumeration value="EMBL-CDS"/>
 516                                                 <xs:enumeration value="EMBL"/>
 517                                             </xs:restriction>
 518                                         </xs:simpleType>
 519                                     </xs:attribute>
 520                                     <xs:attribute name="id" type="xs:string" use="required"/>
 521                                     <xs:attribute name="version" type="xs:int" use="optional"/>
 522                                 </xs:complexType>
 523                             </xs:element>
 524                         </xs:sequence>
 525                         <xs:attribute name="type" use="required">
 526                             <xs:simpleType>
 527                                 <xs:restriction base="xs:string">
 528                                     <xs:enumeration value="frameshift"/>
 529                                     <xs:enumeration value="erroneous initiation"/>
 530                                     <xs:enumeration value="erroneous termination"/>
 531                                     <xs:enumeration value="erroneous gene model prediction"/>
 532                                     <xs:enumeration value="erroneous translation"/>
 533                                     <xs:enumeration value="miscellaneous discrepancy"/>
 534                                 </xs:restriction>
 535                             </xs:simpleType>
 536                         </xs:attribute>
 537                         <xs:attribute name="ref" type="xs:string" use="optional">
 538                             <xs:annotation>
 539                                 <xs:documentation>Refers to the 'key' attribute of a 'reference' element.</xs:documentation>
 540                             </xs:annotation>
 541                         </xs:attribute>
 542                     </xs:complexType>
 543                 </xs:element>
 544
 545                 <xs:sequence>
 546                     <xs:element name="link" minOccurs="0" maxOccurs="unbounded">
 547                         <xs:annotation>
 548                             <xs:documentation>Used in 'online information' annotations.</xs:documentation>
 549                         </xs:annotation>
 550                         <xs:complexType>
 551                             <xs:attribute name="uri" type="xs:anyURI" use="required"/>
 552                         </xs:complexType>
 553                     </xs:element>
 554                 </xs:sequence>
 555
 556                 <xs:sequence>
 557                     <xs:annotation>
 558                         <xs:documentation>Used in 'alternative products' annotations.</xs:documentation>
 559                     </xs:annotation>
 560                     <xs:element name="event" type="eventType" maxOccurs="4"/>
 561                     <xs:element name="isoform" type="isoformType" minOccurs="0" maxOccurs="unbounded"/>
 562                 </xs:sequence>
 563
 564                 <xs:sequence>
 565                     <xs:annotation>
 566                         <xs:documentation>Used in 'interaction' annotations.</xs:documentation>
 567                     </xs:annotation>
 568                     <xs:element name="interactant" type="interactantType" minOccurs="2" maxOccurs="2"/>
 569                     <xs:element name="organismsDiffer" type="xs:boolean" default="false"/>
 570                     <xs:element name="experiments" type="xs:int"/>
 571                 </xs:sequence>
 572
 573                 <xs:element name="disease">
 574                     <xs:annotation>
 575                         <xs:documentation>Used in 'disease' annotations.</xs:documentation>
 576                     </xs:annotation>
 577                     <xs:complexType>
 578                         <xs:sequence>
 579                             <xs:element name="name" type="xs:string"/>
 580                             <xs:element name="acronym" type="xs:string"/>
 581                             <xs:element name="description" type="xs:string"/>
 582                             <xs:element name="dbReference" type="dbReferenceType"/>
 583                         </xs:sequence>
 584                         <xs:attribute name="id" type="xs:string" use="required"/>
 585                     </xs:complexType>
 586                 </xs:element>
 587
 588             </xs:choice>
 589
 590             <xs:element name="location" type="locationType" minOccurs="0" maxOccurs="unbounded">
 591                 <xs:annotation>
 592                     <xs:documentation>Used in 'mass spectrometry' and 'sequence caution' annotations.</xs:documentation>
 593                 </xs:annotation>
 594             </xs:element>
 595
 596             <xs:element name="text" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 597
 598         </xs:sequence>
 599
 600         <xs:attribute name="type" use="required">
 601             <xs:annotation>
 602                 <xs:documentation>Describes the type of a general annotation.
 603                 Equivalent to the flat file CC comment topics (except for "DATABASE" which is translated to "online information").</xs:documentation>
 604             </xs:annotation>
 605             <xs:simpleType>
 606                 <xs:restriction base="xs:string">
 607                     <xs:enumeration value="allergen"/>
 608                     <xs:enumeration value="alternative products"/>
 609                     <xs:enumeration value="biotechnology"/>
 610                     <xs:enumeration value="biophysicochemical properties"/>
 611                     <xs:enumeration value="catalytic activity"/>
 612                     <xs:enumeration value="caution"/>
 613                     <xs:enumeration value="cofactor"/>
 614                     <xs:enumeration value="developmental stage"/>
 615                     <xs:enumeration value="disease"/>
 616                     <xs:enumeration value="domain"/>
 617                     <xs:enumeration value="disruption phenotype"/>
 618                     <xs:enumeration value="activity regulation"/>
 619                     <xs:enumeration value="function"/>
 620                     <xs:enumeration value="induction"/>
 621                     <xs:enumeration value="miscellaneous"/>
 622                     <xs:enumeration value="pathway"/>
 623                     <xs:enumeration value="pharmaceutical"/>
 624                     <xs:enumeration value="polymorphism"/>
 625                     <xs:enumeration value="PTM"/>
 626                     <xs:enumeration value="RNA editing"/>
 627                     <xs:enumeration value="similarity"/>
 628                     <xs:enumeration value="subcellular location"/>
 629                     <xs:enumeration value="sequence caution"/>
 630                     <xs:enumeration value="subunit"/>
 631                     <xs:enumeration value="tissue specificity"/>
 632                     <xs:enumeration value="toxic dose"/>
 633                     <xs:enumeration value="online information"/>
 634                     <xs:enumeration value="mass spectrometry"/>
 635                     <xs:enumeration value="interaction"/>
 636                 </xs:restriction>
 637             </xs:simpleType>
 638         </xs:attribute>
 639
 640         <xs:attribute name="locationType" type="xs:string" use="optional">
 641             <xs:annotation>
 642                 <xs:documentation>Describes the type of sequence location in 'RNA editing' annotations. Common values are "Not_applicable" and "Undetermined".</xs:documentation>
 643             </xs:annotation>
 644         </xs:attribute>
 645
 646         <xs:attribute name="name" type="xs:string" use="optional">
 647             <xs:annotation>
 648                 <xs:documentation>Describes an optional name for an 'online information'.</xs:documentation>
 649             </xs:annotation>
 650         </xs:attribute>
 651
 652         <xs:attribute name="mass" type="xs:float" use="optional">
 653             <xs:annotation>
 654                 <xs:documentation>Describes the molecular mass in 'mass spectrometry' annotations.</xs:documentation>
 655             </xs:annotation>
 656         </xs:attribute>
 657         <xs:attribute name="error" type="xs:string" use="optional">
 658             <xs:annotation>
 659                 <xs:documentation>Describes the error of the mass measurement in 'mass spectrometry' annotations.</xs:documentation>
 660             </xs:annotation>
 661         </xs:attribute>
 662         <xs:attribute name="method" type="xs:string" use="optional">
 663             <xs:annotation>
 664                 <xs:documentation>Describes the experimental method in 'mass spectrometry' annotations.</xs:documentation>
 665             </xs:annotation>
 666         </xs:attribute>
 667
 668         <xs:attribute name="evidence" type="intListType" use="optional"/>
 669     </xs:complexType>
 670
 671     <xs:group name="bpcCommentGroup">
 672         <xs:annotation>
 673             <xs:documentation>Describes different types of biophysicochemical properties.</xs:documentation>
 674         </xs:annotation>
 675         <xs:sequence>
 676             <xs:element name="absorption" minOccurs="0">
 677                 <xs:complexType>
 678                     <xs:sequence>
 679                         <xs:element name="max" type="evidencedStringType" minOccurs="0"/>
 680                         <xs:element name="text" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 681                     </xs:sequence>
 682                 </xs:complexType>
 683             </xs:element>
 684             <xs:element name="kinetics" minOccurs="0">
 685                 <xs:complexType>
 686                     <xs:sequence>
 687                         <xs:element name="KM" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 688                         <xs:element name="Vmax" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 689                         <xs:element name="text" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 690                     </xs:sequence>
 691                 </xs:complexType>
 692             </xs:element>
 693             <xs:element name="phDependence" minOccurs="0">
 694                 <xs:complexType>
 695                     <xs:sequence>
 696                         <xs:element name="text" type="evidencedStringType" maxOccurs="unbounded"/>
 697                     </xs:sequence>
 698                 </xs:complexType>
 699             </xs:element>
 700             <xs:element name="redoxPotential" minOccurs="0">
 701                 <xs:complexType>
 702                     <xs:sequence>
 703                         <xs:element name="text" type="evidencedStringType" maxOccurs="unbounded"/>
 704                     </xs:sequence>
 705                 </xs:complexType>
 706             </xs:element>
 707             <xs:element name="temperatureDependence" minOccurs="0">
 708                 <xs:complexType>
 709                     <xs:sequence>
 710                         <xs:element name="text" type="evidencedStringType" maxOccurs="unbounded"/>
 711                     </xs:sequence>
 712                 </xs:complexType>
 713             </xs:element>
 714         </xs:sequence>
 715     </xs:group>
 716
 717     <xs:complexType name="cofactorType">
 718         <xs:annotation>
 719             <xs:documentation>Describes a cofactor.</xs:documentation>
 720         </xs:annotation>
 721         <xs:sequence>
 722             <xs:element name="name" type="xs:string"/>
 723             <xs:element name="dbReference" type="dbReferenceType"/>
 724         </xs:sequence>
 725         <xs:attribute name="evidence" type="intListType" use="optional"/>
 726     </xs:complexType>
 727
 728     <xs:complexType name="subcellularLocationType">
 729         <xs:annotation>
 730             <xs:documentation>Describes the subcellular location and optionally the topology and orientation of a molecule.</xs:documentation>
 731         </xs:annotation>
 732         <xs:sequence>
 733             <xs:element name="location" type="evidencedStringType" maxOccurs="unbounded"/>
 734             <xs:element name="topology" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 735             <xs:element name="orientation" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 736         </xs:sequence>
 737     </xs:complexType>
 738
 739     <xs:complexType name="eventType">
 740         <xs:annotation>
 741             <xs:documentation>Describes the type of events that cause alternative products.</xs:documentation>
 742         </xs:annotation>
 743         <xs:attribute name="type" use="required">
 744             <xs:simpleType>
 745                 <xs:restriction base="xs:string">
 746                     <xs:enumeration value="alternative splicing"/>
 747                     <xs:enumeration value="alternative initiation"/>
 748                     <xs:enumeration value="alternative promoter"/>
 749                     <xs:enumeration value="ribosomal frameshifting"/>
 750                 </xs:restriction>
 751             </xs:simpleType>
 752         </xs:attribute>
 753     </xs:complexType>
 754
 755     <xs:complexType name="isoformType">
 756         <xs:annotation>
 757             <xs:documentation>Describes isoforms in 'alternative products' annotations.</xs:documentation>
 758         </xs:annotation>
 759         <xs:sequence>
 760             <xs:element name="id" type="xs:string" maxOccurs="unbounded"/>
 761             <xs:element name="name" maxOccurs="unbounded">
 762                 <xs:complexType>
 763                     <xs:simpleContent>
 764                         <xs:extension base="xs:string">
 765                             <xs:attribute name="evidence" type="intListType" use="optional"/>
 766                         </xs:extension>
 767                     </xs:simpleContent>
 768                 </xs:complexType>
 769             </xs:element>
 770             <xs:element name="sequence">
 771                 <xs:complexType>
 772                     <xs:attribute name="type" use="required">
 773                         <xs:simpleType>
 774                             <xs:restriction base="xs:string">
 775                                 <xs:enumeration value="not described"/>
 776                                 <xs:enumeration value="described"/>
 777                                 <xs:enumeration value="displayed"/>
 778                                 <xs:enumeration value="external"/>
 779                             </xs:restriction>
 780                         </xs:simpleType>
 781                     </xs:attribute>
 782                     <xs:attribute name="ref" type="xs:string" use="optional"/>
 783                 </xs:complexType>
 784             </xs:element>
 785             <xs:element name="text" type="evidencedStringType" minOccurs="0" maxOccurs="unbounded"/>
 786         </xs:sequence>
 787     </xs:complexType>
 788
 789     <xs:group name="interactantGroup">
 790         <xs:sequence>
 791             <xs:element name="id" type="xs:string"/>
 792             <xs:element name="label" type="xs:string" minOccurs="0"/>
 793         </xs:sequence>
 794     </xs:group>
 795     <xs:complexType name="interactantType">
 796         <xs:group ref="interactantGroup" minOccurs="0"/>
 797         <xs:attribute name="intactId" type="xs:string" use="required"/>
 798     </xs:complexType>
 799     <!-- Comment definition ends -->
 800
 801     <!-- Database cross-reference definition begins -->
 802     <xs:complexType name="dbReferenceType">
 803         <xs:annotation>
 804             <xs:documentation>Describes a database cross-reference.
 805             Equivalent to the flat file DR-line.
 806             </xs:documentation>
 807         </xs:annotation>
 808         <xs:sequence>
 809             <xs:element name="molecule" type="moleculeType" minOccurs="0"/>
 810             <xs:element name="property" type="propertyType" minOccurs="0" maxOccurs="unbounded"/>
 811         </xs:sequence>
 812         <xs:attribute name="type" type="xs:string" use="required">
 813             <xs:annotation>
 814                 <xs:documentation>Describes the name of the database.</xs:documentation>
 815             </xs:annotation>
 816         </xs:attribute>
 817         <xs:attribute name="id" type="xs:string" use="required">
 818             <xs:annotation>
 819                 <xs:documentation>Describes a unique database identifier.</xs:documentation>
 820             </xs:annotation>
 821         </xs:attribute>
 822         <xs:attribute name="evidence" type="intListType" use="optional"/>
 823         <!-- xs:attribute name="key" type="xs:string" use="optional"/ -->
 824     </xs:complexType>
 825
 826     <xs:complexType name="propertyType">
 827         <xs:attribute name="type" type="xs:string" use="required"/>
 828         <xs:attribute name="value" type="xs:string" use="required"/>
 829     </xs:complexType>
 830     <!-- Database cross-reference definition ends -->
 831
 832     <!-- Protein existence definition begins -->
 833     <xs:complexType name="proteinExistenceType">
 834         <xs:annotation>
 835             <xs:documentation>Describes the evidence for the protein's existence.
 836             Equivalent to the flat file PE-line.</xs:documentation>
 837         </xs:annotation>
 838         <xs:attribute name="type" use="required">
 839             <xs:simpleType>
 840                 <xs:restriction base="xs:string">
 841                     <xs:enumeration value="evidence at protein level"/>
 842                     <xs:enumeration value="evidence at transcript level"/>
 843                     <xs:enumeration value="inferred from homology"/>
 844                     <xs:enumeration value="predicted"/>
 845                     <xs:enumeration value="uncertain"/>
 846                 </xs:restriction>
 847             </xs:simpleType>
 848         </xs:attribute>
 849     </xs:complexType>
 850     <!-- Protein existence definition ends -->
 851
 852     <!-- Keyword definition begins -->
 853     <xs:complexType name="keywordType">
 854         <xs:simpleContent>
 855             <xs:extension base="xs:string">
 856                 <xs:attribute name="evidence" type="intListType" use="optional"/>
 857                 <xs:attribute name="id" type="xs:string" use="required"/>
 858             </xs:extension>
 859         </xs:simpleContent>
 860     </xs:complexType>
 861     <!-- Keyword definition ends -->
 862
 863     <!-- Feature definition begins -->
 864     <xs:complexType name="featureType">
 865         <xs:annotation>
 866             <xs:documentation>Describes different types of sequence annotations.
 867             Equivalent to the flat file FT-line.</xs:documentation>
 868         </xs:annotation>
 869         <xs:sequence>
 870             <xs:element name="original" type="xs:string" minOccurs="0">
 871                <xs:annotation>
 872                     <xs:documentation>Describes the original sequence in annotations that describe natural or artifical sequence variations.</xs:documentation>
 873                 </xs:annotation>
 874             </xs:element>
 875             <xs:element name="variation" type="xs:string" minOccurs="0" maxOccurs="unbounded">
 876               <xs:annotation>
 877                     <xs:documentation>Describes the variant sequence in annotations that describe natural or artifical sequence variations.</xs:documentation>
 878                 </xs:annotation>
 879             </xs:element>
 880             <xs:element name="location" type="locationType">
 881                 <xs:annotation>
 882                     <xs:documentation>Describes the sequence coordinates of the annotation.</xs:documentation>
 883                 </xs:annotation>
 884             </xs:element>
 885         </xs:sequence>
 886         <xs:attribute name="type" use="required">
 887             <xs:annotation>
 888                 <xs:documentation>Describes the type of a sequence annotation.
 889                 Equivalent to the flat file FT feature keys, but using full terms instead of acronyms.</xs:documentation>
 890             </xs:annotation>
 891             <xs:simpleType>
 892                 <xs:restriction base="xs:string">
 893                     <xs:enumeration value="active site"/>
 894                     <xs:enumeration value="binding site"/>
 895                     <xs:enumeration value="calcium-binding region"/>
 896                     <xs:enumeration value="chain"/>
 897                     <xs:enumeration value="coiled-coil region"/>
 898                     <xs:enumeration value="compositionally biased region"/>
 899                     <xs:enumeration value="cross-link"/>
 900                     <xs:enumeration value="disulfide bond"/>
 901                     <xs:enumeration value="DNA-binding region"/>
 902                     <xs:enumeration value="domain"/>
 903                     <xs:enumeration value="glycosylation site"/>
 904                     <xs:enumeration value="helix"/>
 905                     <xs:enumeration value="initiator methionine"/>
 906                     <xs:enumeration value="lipid moiety-binding region"/>
 907                     <xs:enumeration value="metal ion-binding site"/>
 908                     <xs:enumeration value="modified residue"/>
 909                     <xs:enumeration value="mutagenesis site"/>
 910                     <xs:enumeration value="non-consecutive residues"/>
 911                     <xs:enumeration value="non-terminal residue"/>
 912                     <xs:enumeration value="nucleotide phosphate-binding region"/>
 913                     <xs:enumeration value="peptide"/>
 914                     <xs:enumeration value="propeptide"/>
 915                     <xs:enumeration value="region of interest"/>
 916                     <xs:enumeration value="repeat"/>
 917                     <xs:enumeration value="non-standard amino acid"/>
 918                     <xs:enumeration value="sequence conflict"/>
 919                     <xs:enumeration value="sequence variant"/>
 920                     <xs:enumeration value="short sequence motif"/>
 921                     <xs:enumeration value="signal peptide"/>
 922                     <xs:enumeration value="site"/>
 923                     <xs:enumeration value="splice variant"/>
 924                     <xs:enumeration value="strand"/>
 925                     <xs:enumeration value="topological domain"/>
 926                     <xs:enumeration value="transit peptide"/>
 927                     <xs:enumeration value="transmembrane region"/>
 928                     <xs:enumeration value="turn"/>
 929                     <xs:enumeration value="unsure residue"/>
 930                     <xs:enumeration value="zinc finger region"/>
 931                     <xs:enumeration value="intramembrane region"/>
 932                 </xs:restriction>
 933             </xs:simpleType>
 934         </xs:attribute>
 935         <xs:attribute name="status" use="optional">
 936             <xs:simpleType>
 937                 <xs:restriction base="xs:string">
 938                     <xs:enumeration value="by similarity"/>
 939                     <xs:enumeration value="probable"/>
 940                     <xs:enumeration value="potential"/>
 941                 </xs:restriction>
 942             </xs:simpleType>
 943         </xs:attribute>
 944         <xs:attribute name="id" type="xs:string" use="optional"/>
 945         <xs:attribute name="description" type="xs:string" use="optional"/>
 946         <xs:attribute name="evidence" type="intListType" use="optional"/>
 947         <xs:attribute name="ref" type="xs:string" use="optional"/>
 948     </xs:complexType>
 949
 950     <xs:complexType name="locationType">
 951         <xs:annotation>
 952             <xs:documentation>Describes a sequence location as either a range with a begin and end or as a position. The 'sequence' attribute is only used when the location is not on the canonical sequence displayed in the current entry.</xs:documentation>
 953         </xs:annotation>
 954         <xs:choice>
 955             <xs:sequence>
 956                 <xs:element name="begin" type="positionType"/>
 957                 <xs:element name="end" type="positionType"/>
 958             </xs:sequence>
 959             <xs:element name="position" type="positionType"/>
 960         </xs:choice>
 961         <xs:attribute name="sequence" type="xs:string" use="optional"/>
 962     </xs:complexType>
 963
 964     <xs:complexType name="positionType">
 965         <xs:attribute name="position" type="xs:unsignedLong" use="optional"/>
 966         <xs:attribute name="status" use="optional" default="certain">
 967             <xs:simpleType>
 968                 <xs:restriction base="xs:string">
 969                     <xs:enumeration value="certain"/>
 970                     <xs:enumeration value="uncertain"/>
 971                     <xs:enumeration value="less than"/>
 972                     <xs:enumeration value="greater than"/>
 973                     <xs:enumeration value="unknown"/>
 974                 </xs:restriction>
 975             </xs:simpleType>
 976         </xs:attribute>
 977         <xs:attribute name="evidence" type="intListType" use="optional"/>
 978     </xs:complexType>
 979     <!-- Feature definition ends -->
 980
 981     <!-- Sequence definition begins -->
 982     <xs:complexType name="sequenceType">
 983         <xs:simpleContent>
 984             <xs:extension base="xs:string">
 985                 <xs:attribute name="length" type="xs:int" use="required"/>
 986                 <xs:attribute name="mass" type="xs:int" use="required"/>
 987                 <xs:attribute name="checksum" type="xs:string" use="required"/>
 988                 <xs:attribute name="modified" type="xs:date" use="required"/>
 989                 <xs:attribute name="version" type="xs:int" use="required"/>
 990                 <xs:attribute name="precursor" type="xs:boolean" use="optional"/>
 991                 <xs:attribute name="fragment" use="optional">
 992                     <xs:simpleType>
 993                         <xs:restriction base="xs:string">
 994                             <xs:enumeration value="single"/>
 995                             <xs:enumeration value="multiple"/>
 996                         </xs:restriction>
 997                     </xs:simpleType>
 998                 </xs:attribute>
 999             </xs:extension>
1000         </xs:simpleContent>
1001     </xs:complexType>
1002     <!-- Sequence definition ends -->
1003
1004     <!-- Molecule definition begins -->
1005     <xs:complexType name="moleculeType">
1006         <xs:annotation>
1007             <xs:documentation>Describes a molecule by name or unique identifier.</xs:documentation>
1008         </xs:annotation>
1009         <xs:simpleContent>
1010             <xs:extension base="xs:string">
1011                 <xs:attribute name="id" type="xs:string" use="optional"/>
1012             </xs:extension>
1013         </xs:simpleContent>
1014     </xs:complexType>
1015     <!-- Molecule definition ends -->
1016
1017     <!-- Evidence definition begins -->
1018     <xs:complexType name="evidenceType">
1019         <xs:annotation>
1020             <xs:documentation>Describes the evidence for an annotation.
1021             No flat file equivalent.</xs:documentation>
1022         </xs:annotation>
1023         <xs:sequence>
1024             <xs:element name="source" type="sourceType" minOccurs="0"/>
1025             <xs:element name="importedFrom" type="importedFromType" minOccurs="0"/>
1026         </xs:sequence>
1027         <xs:attribute name="type" type="xs:string" use="required">
1028             <xs:annotation>
1029                 <xs:documentation>Describes the type of an evidence using the Evidence Code Ontology (http://www.obofoundry.org/cgi-bin/detail.cgi?id=evidence_code).</xs:documentation>
1030             </xs:annotation>
1031         </xs:attribute>
1032         <xs:attribute name="key" type="xs:integer" use="required">
1033             <xs:annotation>
1034                 <xs:documentation>A unique key to link annotations (via 'evidence' attributes) to evidences.</xs:documentation>
1035             </xs:annotation>
1036         </xs:attribute>
1037     </xs:complexType>
1038     <xs:complexType name="sourceType">
1039         <xs:annotation>
1040             <xs:documentation>Describes the source of the data using a database cross-reference (or a 'ref' attribute when the source cannot be found in a public data source, such as PubMed, and is cited only within the UniProtKB entry).</xs:documentation>
1041         </xs:annotation>
1042         <xs:sequence>
1043             <xs:element name="dbReference" type="dbReferenceType" minOccurs="0"/>
1044         </xs:sequence>
1045         <xs:attribute name="ref" type="xs:integer" use="optional"/>
1046     </xs:complexType>
1047     <xs:complexType name="importedFromType">
1048         <xs:annotation>
1049             <xs:documentation>Describes the source of the evidence, when it is not assigned by UniProt, but imported from an external database.</xs:documentation>
1050         </xs:annotation>
1051         <xs:sequence>
1052             <xs:element name="dbReference" type="dbReferenceType"/>
1053         </xs:sequence>
1054     </xs:complexType>
1055     <!-- Evidence definition ends -->
1056
1057     <xs:complexType name="evidencedStringType">
1058         <xs:simpleContent>
1059             <xs:extension base="xs:string">
1060                 <xs:attribute name="evidence" type="intListType" use="optional"/>
1061                 <xs:attribute name="status" use="optional">
1062                     <xs:simpleType>
1063                         <xs:restriction base="xs:string">
1064                             <xs:enumeration value="by similarity"/>
1065                             <xs:enumeration value="probable"/>
1066                             <xs:enumeration value="potential"/>
1067                         </xs:restriction>
1068                     </xs:simpleType>
1069                 </xs:attribute>
1070             </xs:extension>
1071         </xs:simpleContent>
1072     </xs:complexType>
1073
1074     <xs:simpleType name="intListType">
1075        <xs:list itemType="xs:int"/>
1076    </xs:simpleType>
1077 </xs:schema>