2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
23 import jalview.analysis.AlignSeq;
24 import jalview.api.FeatureSettingsModelI;
25 import jalview.datamodel.Alignment;
26 import jalview.datamodel.AlignmentAnnotation;
27 import jalview.datamodel.AlignmentI;
28 import jalview.datamodel.DBRefEntry;
29 import jalview.datamodel.DBRefSource;
30 import jalview.datamodel.PDBEntry;
31 import jalview.datamodel.PDBEntry.Type;
32 import jalview.datamodel.SequenceI;
33 import jalview.structure.StructureImportSettings;
35 import java.awt.Color;
36 import java.io.IOException;
37 import java.lang.reflect.Constructor;
38 import java.util.Hashtable;
39 import java.util.List;
40 import java.util.Vector;
42 import MCview.PDBChain;
44 public abstract class StructureFile extends AlignFile
49 private PDBEntry.Type dbRefType;
52 * set to true to add derived sequence annotations (temp factor read from
53 * file, or computed secondary structure) to the alignment
55 protected boolean visibleChainAnnotation = false;
58 * Set true to predict secondary structure (using JMol for protein, Annotate3D
61 protected boolean predictSecondaryStructure = false;
64 * Set true (with predictSecondaryStructure=true) to predict secondary
65 * structure using an external service (currently Annotate3D for RNA only)
67 protected boolean externalSecondaryStructure = false;
69 private Vector<PDBChain> chains;
71 public StructureFile(String inFile, String type) throws IOException
76 public StructureFile(FileParse fp) throws IOException
81 public void addSettings(boolean addAlignmentAnnotations,
82 boolean predictSecondaryStructure, boolean externalSecStr)
84 this.visibleChainAnnotation = addAlignmentAnnotations;
85 this.predictSecondaryStructure = predictSecondaryStructure;
86 this.externalSecondaryStructure = externalSecStr;
89 public void xferSettings()
91 this.visibleChainAnnotation = StructureImportSettings
92 .isVisibleChainAnnotation();
93 this.predictSecondaryStructure = StructureImportSettings
94 .isProcessSecondaryStructure();
95 this.externalSecondaryStructure = StructureImportSettings
96 .isExternalSecondaryStructure();
100 public StructureFile(boolean parseImmediately, String dataObject,
101 String type) throws IOException
103 super(parseImmediately, dataObject, type);
106 public StructureFile(boolean a, FileParse fp) throws IOException
111 public StructureFile()
115 @SuppressWarnings("rawtypes")
116 protected SequenceI postProcessChain(PDBChain chain)
118 SequenceI pdbSequence = chain.sequence;
119 pdbSequence.setName(getId() + "|" + pdbSequence.getName());
120 PDBEntry entry = new PDBEntry();
121 entry.setId(getId());
122 entry.setType(getStructureFileType());
123 entry.setProperty(new Hashtable());
124 if (chain.id != null)
126 entry.setChainCode(String.valueOf(chain.id));
130 entry.setFile(inFile.getAbsolutePath());
134 entry.setFile(getDataName());
137 DBRefEntry sourceDBRef = new DBRefEntry();
138 sourceDBRef.setAccessionId(getId());
139 sourceDBRef.setSource(DBRefSource.PDB);
140 // TODO: specify version for 'PDB' database ref if it is read from a file.
141 // TODO: decide if jalview.io should be creating primary refs!
142 sourceDBRef.setVersion("");
143 pdbSequence.addPDBId(entry);
144 pdbSequence.addDBRef(sourceDBRef);
145 SequenceI chainseq = pdbSequence;
146 seqs.addElement(chainseq);
147 AlignmentAnnotation[] chainannot = chainseq.getAnnotation();
149 if (chainannot != null && visibleChainAnnotation)
151 for (int ai = 0; ai < chainannot.length; ai++)
153 chainannot[ai].visible = visibleChainAnnotation;
154 annotations.addElement(chainannot[ai]);
161 * filetype of structure file - default is PDB
163 String structureFileType = PDBEntry.Type.PDB.toString();
165 protected void setStructureFileType(String structureFileType)
167 this.structureFileType = structureFileType;
171 * filetype of last file processed
175 public String getStructureFileType()
177 return structureFileType;
180 @SuppressWarnings({ "unchecked", "rawtypes" })
181 protected void processPdbFileWithAnnotate3d(List<SequenceI> rna)
184 // System.out.println("this is a PDB format and RNA sequence");
185 // note: we use reflection here so that the applet can compile and run
186 // without the HTTPClient bits and pieces needed for accessing Annotate3D
190 Class cl = Class.forName("jalview.ws.jws1.Annotate3D");
193 // TODO: use the PDB ID of the structure if one is available, to save
194 // bandwidth and avoid uploading the whole structure to the service
195 Object annotate3d = cl.getConstructor(new Class[] {}).newInstance(
197 AlignmentI al = ((AlignmentI) cl.getMethod("getRNAMLFor",
198 new Class[] { FileParse.class }).invoke(annotate3d,
199 new Object[] { new FileParse(getDataName(), type) }));
200 for (SequenceI sq : al.getSequences())
202 if (sq.getDatasetSequence() != null)
204 if (sq.getDatasetSequence().getAllPDBEntries() != null)
206 sq.getDatasetSequence().getAllPDBEntries().clear();
211 if (sq.getAllPDBEntries() != null)
213 sq.getAllPDBEntries().clear();
217 replaceAndUpdateChains(rna, al, AlignSeq.DNA, false);
219 } catch (ClassNotFoundException x)
221 // ignore classnotfounds - occurs in applet
225 @SuppressWarnings("unchecked")
226 protected void replaceAndUpdateChains(List<SequenceI> prot,
227 AlignmentI al, String pep, boolean b)
229 List<List<? extends Object>> replaced = AlignSeq
230 .replaceMatchingSeqsWith(seqs, annotations, prot, al, pep,
232 for (PDBChain ch : getChains())
235 for (SequenceI sq : (List<SequenceI>) replaced.get(0))
238 if (sq == ch.sequence || sq.getDatasetSequence() == ch.sequence)
247 // set shadow entry for chains
248 ch.shadow = (SequenceI) replaced.get(1).get(p);
249 ch.shadowMap = ((AlignSeq) replaced.get(2).get(p))
250 .getMappingFromS1(false);
256 * Predict secondary structure for RNA and/or protein sequences and add as
259 * @param rnaSequences
260 * @param proteinSequences
262 protected void addSecondaryStructure(List<SequenceI> rnaSequences,
263 List<SequenceI> proteinSequences)
266 * Currently using Annotate3D for RNA, but only if the 'use external
267 * prediction' flag is set
269 if (externalSecondaryStructure && rnaSequences.size() > 0)
273 processPdbFileWithAnnotate3d(rnaSequences);
274 } catch (Exception x)
276 System.err.println("Exceptions when dealing with RNA in pdb file");
283 * Currently using JMol PDB parser for peptide
285 if (proteinSequences.size() > 0)
289 processWithJmolParser(proteinSequences);
290 } catch (Exception x)
293 .println("Exceptions from Jmol when processing data in pdb file");
299 @SuppressWarnings({ "unchecked", "rawtypes" })
300 private void processWithJmolParser(List<SequenceI> prot) throws Exception
305 Class cl = Class.forName("jalview.ext.jmol.JmolParser");
308 final Constructor constructor = cl
309 .getConstructor(new Class[] { FileParse.class });
310 final Object[] args = new Object[] { new FileParse(getDataName(),
313 StructureImportSettings.setShowSeqFeatures(false);
314 StructureImportSettings.setVisibleChainAnnotation(false);
315 StructureImportSettings
316 .setProcessSecondaryStructure(predictSecondaryStructure);
317 StructureImportSettings
318 .setExternalSecondaryStructure(externalSecondaryStructure);
319 Object jmf = constructor.newInstance(args);
320 AlignmentI al = new Alignment((SequenceI[]) cl.getMethod(
321 "getSeqsAsArray", new Class[] {}).invoke(jmf));
322 cl.getMethod("addAnnotations", new Class[] { AlignmentI.class })
324 for (SequenceI sq : al.getSequences())
326 if (sq.getDatasetSequence() != null)
328 sq.getDatasetSequence().getAllPDBEntries().clear();
332 sq.getAllPDBEntries().clear();
335 replaceAndUpdateChains(prot, al, AlignSeq.PEP, false);
337 } catch (ClassNotFoundException q)
340 StructureImportSettings.setShowSeqFeatures(true);
343 public PDBChain findChain(String id) throws Exception
345 for (PDBChain chain : getChains())
347 if (chain.id.equals(id))
352 throw new Exception("PDB chain not Found!");
355 public void makeResidueList()
357 for (PDBChain chain : getChains())
359 chain.makeResidueList(visibleChainAnnotation);
363 public void makeCaBondList()
365 for (PDBChain chain : getChains())
367 chain.makeCaBondList();
371 public void setChargeColours()
373 for (PDBChain chain : getChains())
375 chain.setChargeColours();
379 public void setColours(jalview.schemes.ColourSchemeI cs)
381 for (PDBChain chain : getChains())
383 chain.setChainColours(cs);
387 public void setChainColours()
390 for (PDBChain chain : getChains())
392 chain.setChainColours(Color.getHSBColor(1.0f / i++, .4f, 1.0f));
396 public static boolean isRNA(SequenceI seq)
398 for (char c : seq.getSequence())
400 if ((c != 'A') && (c != 'C') && (c != 'G') && (c != 'U'))
409 * make a friendly ID string.
412 * @return truncated dataName to after last '/'
414 protected String safeName(String dataName)
417 while ((p = dataName.indexOf("/")) > -1 && p < dataName.length())
419 dataName = dataName.substring(p + 1);
424 public String getId()
429 public void setId(String id)
434 public Vector<PDBChain> getChains()
439 public void setChains(Vector<PDBChain> chains)
441 this.chains = chains;
444 public Type getDbRefType()
449 public void setDbRefType(String dbRefType)
451 this.dbRefType = Type.getType(dbRefType);
454 public void setDbRefType(Type dbRefType)
456 this.dbRefType = dbRefType;
460 * Returns a descriptor for suitable feature display settings with
462 * <li>ResNums or insertions features visible</li>
463 * <li>insertions features coloured red</li>
464 * <li>ResNum features coloured by label</li>
465 * <li>Insertions displayed above (on top of) ResNums</li>
469 public FeatureSettingsModelI getFeatureColourScheme()
471 return new PDBFeatureSettings();