package jalview.ws.sifts;
import jalview.analysis.AlignSeq;
+import jalview.analysis.scoremodels.ScoreMatrix;
+import jalview.analysis.scoremodels.ScoreModels;
import jalview.api.DBRefEntryI;
import jalview.api.SiftsClientI;
import jalview.datamodel.DBRefEntry;
import jalview.datamodel.DBRefSource;
import jalview.datamodel.SequenceI;
+import jalview.io.StructureFile;
import jalview.schemes.ResidueProperties;
import jalview.structure.StructureMapping;
+import jalview.util.Comparison;
+import jalview.util.DBRefUtils;
import jalview.util.Format;
import jalview.xml.binding.sifts.Entry;
import jalview.xml.binding.sifts.Entry.Entity;
import jalview.xml.binding.sifts.Entry.Entity.Segment.ListResidue.Residue;
import jalview.xml.binding.sifts.Entry.Entity.Segment.ListResidue.Residue.CrossRefDb;
import jalview.xml.binding.sifts.Entry.Entity.Segment.ListResidue.Residue.ResidueDetail;
-import jalview.xml.binding.sifts.Entry.ListDB.Db;
import java.io.File;
import java.io.FileInputStream;
-import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
+import java.util.Map;
+import java.util.Set;
import java.util.TreeMap;
import java.util.zip.GZIPInputStream;
import javax.xml.bind.JAXBContext;
-import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
-import javax.xml.stream.FactoryConfigurationError;
import javax.xml.stream.XMLInputFactory;
-import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import MCview.Atom;
import MCview.PDBChain;
-import MCview.PDBfile;
public class SiftsClient implements SiftsClientI
{
+ /*
+ * for use in mocking out file fetch for tests only
+ * - reset to null after testing!
+ */
+ private static File mockSiftsFile;
+
private Entry siftsEntry;
- private PDBfile pdb;
+ private StructureFile pdb;
private String pdbId;
private String structId;
- private String segStartEnd;
-
private CoordinateSys seqCoordSys = CoordinateSys.UNIPROT;
+ /**
+ * PDB sequence position to sequence coordinate mapping as derived from SIFTS
+ * record for the identified SeqCoordSys Used for lift-over from sequence
+ * derived from PDB (with first extracted PDBRESNUM as 'start' to the sequence
+ * being annotated with PDB data
+ */
+ private jalview.datamodel.Mapping seqFromPdbMapping;
+
private static final int BUFFER_SIZE = 4096;
- public static final int UNASSIGNED = -1;
+ public static final int UNASSIGNED = Integer.MIN_VALUE;
private static final int PDB_RES_POS = 0;
private static final int PDB_ATOM_POS = 1;
- private static final String NOT_FOUND = "Not_Found";
+ private static final int PDBE_POS = 2;
private static final String NOT_OBSERVED = "Not_Observed";
- private static final String SIFTS_FTP_BASE_URL = "ftp://ftp.ebi.ac.uk/pub/databases/msd/sifts/xml/";
+ private static final String SIFTS_FTP_BASE_URL = "http://ftp.ebi.ac.uk/pub/databases/msd/sifts/xml/";
private final static String NEWLINE = System.lineSeparator();
- private final static int THRESHOLD_IN_DAYS = 2;
-
private String curSourceDBRef;
private HashSet<String> curDBRefAccessionIdsString;
- public enum CoordinateSys
+ private enum CoordinateSys
{
UNIPROT("UniProt"), PDB("PDBresnum"), PDBe("PDBe");
private String name;
}
};
- public enum ResidueDetailType
+ private enum ResidueDetailType
{
- NAME_SEC_STRUCTURE("nameSecondaryStructure"), CODE_SEC_STRUCTURE(
- "codeSecondaryStructure"), ANNOTATION("Annotation");
+ NAME_SEC_STRUCTURE("nameSecondaryStructure"),
+ CODE_SEC_STRUCTURE("codeSecondaryStructure"), ANNOTATION("Annotation");
private String code;
private ResidueDetailType(String code)
* @param pdbId
* @throws SiftsException
*/
- public SiftsClient(PDBfile pdb) throws SiftsException
+ public SiftsClient(StructureFile pdb) throws SiftsException
{
this.pdb = pdb;
- this.pdbId = pdb.id;
+ this.pdbId = pdb.getId();
File siftsFile = getSiftsFile(pdbId);
siftsEntry = parseSIFTs(siftsFile);
}
/**
- * Construct an instance of SiftsClient using the supplied SIFTs file. Note:
- * The SIFTs file should correspond to the PDB Id in PDBfile instance
- *
- * @param pdbId
- * @param siftsFile
- * @throws SiftsException
- * @throws Exception
- */
- public SiftsClient(PDBfile pdb, File siftsFile) throws SiftsException
- {
- this.pdb = pdb;
- this.pdbId = pdb.id;
- siftsEntry = parseSIFTs(siftsFile);
- }
-
- /**
* Parse the given SIFTs File and return a JAXB POJO of parsed data
*
* @param siftFile
.createXMLStreamReader(gzis);
Unmarshaller um = jc.createUnmarshaller();
return (Entry) um.unmarshal(streamReader);
- } catch (JAXBException e)
- {
- e.printStackTrace();
- throw new SiftsException(e.getMessage());
- } catch (FileNotFoundException e)
- {
- e.printStackTrace();
- throw new SiftsException(e.getMessage());
- } catch (XMLStreamException e)
- {
- e.printStackTrace();
- throw new SiftsException(e.getMessage());
- } catch (FactoryConfigurationError e)
- {
- e.printStackTrace();
- throw new SiftsException(e.getMessage());
- } catch (IOException e)
+ } catch (Exception e)
{
e.printStackTrace();
throw new SiftsException(e.getMessage());
*/
public static File getSiftsFile(String pdbId) throws SiftsException
{
- File siftsFile = new File(SiftsSettings.getSiftDownloadDirectory()
- + pdbId.toLowerCase() + ".xml.gz");
+ /*
+ * return mocked file if it has been set
+ */
+ if (mockSiftsFile != null)
+ {
+ return mockSiftsFile;
+ }
+
+ String siftsFileName = SiftsSettings.getSiftDownloadDirectory()
+ + pdbId.toLowerCase() + ".xml.gz";
+ File siftsFile = new File(siftsFileName);
if (siftsFile.exists())
{
// The line below is required for unit testing... don't comment it out!!!
System.out.println(">>> SIFTS File already downloaded for " + pdbId);
- if (isFileOlderThanThreshold(siftsFile, THRESHOLD_IN_DAYS))
+ if (isFileOlderThanThreshold(siftsFile,
+ SiftsSettings.getCacheThresholdInDays()))
{
- // System.out.println("Downloaded file is out of date, hence re-downloading...");
- siftsFile = downloadSiftsFile(pdbId.toLowerCase());
+ File oldSiftsFile = new File(siftsFileName + "_old");
+ siftsFile.renameTo(oldSiftsFile);
+ try
+ {
+ siftsFile = downloadSiftsFile(pdbId.toLowerCase());
+ oldSiftsFile.delete();
+ return siftsFile;
+ } catch (IOException e)
+ {
+ e.printStackTrace();
+ oldSiftsFile.renameTo(siftsFile);
+ return new File(siftsFileName);
+ }
}
- return siftsFile;
+ else
+ {
+ return siftsFile;
+ }
+ }
+ try
+ {
+ siftsFile = downloadSiftsFile(pdbId.toLowerCase());
+ } catch (IOException e)
+ {
+ throw new SiftsException(e.getMessage());
}
- siftsFile = downloadSiftsFile(pdbId.toLowerCase());
return siftsFile;
}
try
{
attr = Files.readAttributes(filePath, BasicFileAttributes.class);
- diffInDays = (int) ((new Date().getTime() - attr.lastModifiedTime()
- .toMillis()) / (1000 * 60 * 60 * 24));
+ diffInDays = (int) ((new Date().getTime()
+ - attr.lastModifiedTime().toMillis())
+ / (1000 * 60 * 60 * 24));
// System.out.println("Diff in days : " + diffInDays);
} catch (IOException e)
{
* @param pdbId
* @return downloaded SIFTs XML file
* @throws SiftsException
+ * @throws IOException
*/
- public static File downloadSiftsFile(String pdbId) throws SiftsException
+ public static File downloadSiftsFile(String pdbId)
+ throws SiftsException, IOException
{
if (pdbId.contains(".cif"))
{
{
siftsDownloadDir.mkdirs();
}
- try
+ // System.out.println(">> Download ftp url : " + siftsFileFTPURL);
+ // long now = System.currentTimeMillis();
+ URL url = new URL(siftsFileFTPURL);
+ URLConnection conn = url.openConnection();
+ InputStream inputStream = conn.getInputStream();
+ FileOutputStream outputStream = new FileOutputStream(
+ downloadedSiftsFile);
+ byte[] buffer = new byte[BUFFER_SIZE];
+ int bytesRead = -1;
+ while ((bytesRead = inputStream.read(buffer)) != -1)
{
- // System.out.println(">> Download ftp url : " + siftsFileFTPURL);
- URL url = new URL(siftsFileFTPURL);
- URLConnection conn = url.openConnection();
- InputStream inputStream = conn.getInputStream();
- FileOutputStream outputStream = new FileOutputStream(
- downloadedSiftsFile);
- byte[] buffer = new byte[BUFFER_SIZE];
- int bytesRead = -1;
- while ((bytesRead = inputStream.read(buffer)) != -1)
- {
- outputStream.write(buffer, 0, bytesRead);
- }
- outputStream.close();
- inputStream.close();
- // System.out.println(">>> File downloaded : " + downloadedSiftsFile);
- } catch (IOException ex)
- {
- throw new SiftsException(ex.getMessage());
+ outputStream.write(buffer, 0, bytesRead);
}
+ outputStream.close();
+ inputStream.close();
+ // System.out.println(">>> File downloaded : " + downloadedSiftsFile
+ // + " took " + (System.currentTimeMillis() - now) + "ms");
return new File(downloadedSiftsFile);
}
public DBRefEntryI getValidSourceDBRef(SequenceI seq)
throws SiftsException
{
- DBRefEntryI sourceDBRef = null;
- sourceDBRef = seq.getSourceDBRef();
- if (sourceDBRef != null && isValidDBRefEntry(sourceDBRef))
+ List<DBRefEntry> dbRefs = seq.getPrimaryDBRefs();
+ if (dbRefs == null || dbRefs.size() < 1)
{
- return sourceDBRef;
+ throw new SiftsException(
+ "Source DBRef could not be determined. DBRefs might not have been retrieved.");
}
- else
+
+ for (DBRefEntry dbRef : dbRefs)
{
- DBRefEntry[] dbRefs = seq.getDBRefs();
- if (dbRefs == null || dbRefs.length < 1)
+ if (dbRef == null || dbRef.getAccessionId() == null
+ || dbRef.getSource() == null)
{
- throw new SiftsException("Could not get source DB Ref");
+ continue;
}
-
- for (DBRefEntryI dbRef : dbRefs)
+ String canonicalSource = DBRefUtils
+ .getCanonicalName(dbRef.getSource());
+ if (isValidDBRefEntry(dbRef)
+ && (canonicalSource.equalsIgnoreCase(DBRefSource.UNIPROT)
+ || canonicalSource.equalsIgnoreCase(DBRefSource.PDB)))
{
- if (dbRef == null || dbRef.getAccessionId() == null
- || dbRef.getSource() == null)
- {
- continue;
- }
- if (isFoundInSiftsEntry(dbRef.getAccessionId())
- && (dbRef.getSource().equalsIgnoreCase(DBRefSource.UNIPROT) || dbRef
- .getSource().equalsIgnoreCase(DBRefSource.PDB)))
- {
- return dbRef;
- }
+ return dbRef;
}
}
- if (sourceDBRef != null && isValidDBRefEntry(sourceDBRef))
- {
- return sourceDBRef;
- }
throw new SiftsException("Could not get source DB Ref");
}
* - DBRefEntry to validate
* @return true validation is successful otherwise false is returned.
*/
- private boolean isValidDBRefEntry(DBRefEntryI entry)
+ boolean isValidDBRefEntry(DBRefEntryI entry)
{
return entry != null && entry.getAccessionId() != null
&& isFoundInSiftsEntry(entry.getAccessionId());
.getMapRegion();
for (MapRegion mapRegion : mapRegions)
{
- accessions.add(mapRegion.getDb().getDbAccessionId());
+ accessions
+ .add(mapRegion.getDb().getDbAccessionId().toLowerCase());
}
}
}
public StructureMapping getSiftsStructureMapping(SequenceI seq,
String pdbFile, String chain) throws SiftsException
{
+ SequenceI aseq = seq;
+ while (seq.getDatasetSequence() != null)
+ {
+ seq = seq.getDatasetSequence();
+ }
structId = (chain == null) ? pdbId : pdbId + "|" + chain;
- System.out.println("Getting mapping for: " + pdbId + "|" + chain
- + " : seq- " + seq.getName());
+ System.out.println("Getting SIFTS mapping for " + structId + ": seq "
+ + seq.getName());
final StringBuilder mappingDetails = new StringBuilder(128);
PrintStream ps = new PrintStream(System.out)
HashMap<Integer, int[]> mapping = getGreedyMapping(chain, seq, ps);
String mappingOutput = mappingDetails.toString();
- StructureMapping siftsMapping = new StructureMapping(seq, pdbFile,
- pdbId, chain, mapping, mappingOutput);
+ StructureMapping siftsMapping = new StructureMapping(aseq, pdbFile,
+ pdbId, chain, mapping, mappingOutput, seqFromPdbMapping);
+
return siftsMapping;
}
public HashMap<Integer, int[]> getGreedyMapping(String entityId,
SequenceI seq, java.io.PrintStream os) throws SiftsException
{
- ArrayList<Integer> omitNonObserved = new ArrayList<Integer>();
- int nonObservedShiftIndex = 0;
- System.out.println("Generating mappings for : " + entityId);
+ List<Integer> omitNonObserved = new ArrayList<>();
+ int nonObservedShiftIndex = 0,pdbeNonObserved=0;
+ // System.out.println("Generating mappings for : " + entityId);
Entity entity = null;
entity = getEntityById(entityId);
String originalSeq = AlignSeq.extractGaps(
jalview.util.Comparison.GapChars, seq.getSequenceAsString());
HashMap<Integer, int[]> mapping = new HashMap<Integer, int[]>();
- DBRefEntryI sourceDBRef = seq.getSourceDBRef();
- if (sourceDBRef == null)
- {
- sourceDBRef = getValidSourceDBRef(seq);
- // TODO ensure sequence start/end is in the same coordinate system and
- // consistent with the choosen sourceDBRef
- }
+ DBRefEntryI sourceDBRef;
+ sourceDBRef = getValidSourceDBRef(seq);
+ // TODO ensure sequence start/end is in the same coordinate system and
+ // consistent with the choosen sourceDBRef
// set sequence coordinate system - default value is UniProt
if (sourceDBRef.getSource().equalsIgnoreCase(DBRefSource.PDB))
TreeMap<Integer, String> resNumMap = new TreeMap<Integer, String>();
List<Segment> segments = entity.getSegment();
- for (Segment segment : segments)
- {
- segStartEnd = segment.getStart() + " - " + segment.getEnd();
- System.out.println("Mappging segments : " + segment.getSegId() + "\\"
- + segStartEnd);
- List<Residue> residues = segment.getListResidue().getResidue();
- for (Residue residue : residues)
- {
- int currSeqIndex = UNASSIGNED;
- List<CrossRefDb> cRefDbs = residue.getCrossRefDb();
- CrossRefDb pdbRefDb = null;
- for (CrossRefDb cRefDb : cRefDbs)
- {
- if (cRefDb.getDbSource().equalsIgnoreCase(DBRefSource.PDB))
- {
- pdbRefDb = cRefDb;
- }
- if (cRefDb.getDbCoordSys()
- .equalsIgnoreCase(seqCoordSys.getName())
- && isAccessionMatched(cRefDb.getDbAccessionId()))
- {
- String resNumIndexString = cRefDb.getDbResNum()
- .equalsIgnoreCase("None") ? String.valueOf(UNASSIGNED)
- : cRefDb.getDbResNum();
- try
- {
- currSeqIndex = Integer.valueOf(resNumIndexString);
- } catch (NumberFormatException nfe)
- {
- currSeqIndex = Integer.valueOf(resNumIndexString
- .split("[a-zA-Z]")[0]);
- }
- if (pdbRefDb != null)
- {
- break;// exit loop if pdb and uniprot are already found
- }
- }
- }
- if (currSeqIndex == UNASSIGNED)
- {
- continue;
- }
- if (currSeqIndex > seq.getStart() && currSeqIndex <= seq.getEnd())
- {
- int resNum;
- try
- {
- resNum = (pdbRefDb == null) ? Integer.valueOf(residue
- .getDbResNum()) : Integer.valueOf(pdbRefDb
- .getDbResNum());
- } catch (NumberFormatException nfe)
- {
- resNum = (pdbRefDb == null) ? Integer.valueOf(residue
- .getDbResNum()) : Integer.valueOf(pdbRefDb
- .getDbResNum().split("[a-zA-Z]")[0]);
- }
-
- if (isResidueObserved(residue)
- || seqCoordSys == CoordinateSys.UNIPROT)
- {
- char resCharCode = ResidueProperties
- .getSingleCharacterCode(residue.getDbResName());
- resNumMap.put(currSeqIndex, String.valueOf(resCharCode));
- }
- else
- {
- omitNonObserved.add(currSeqIndex);
- ++nonObservedShiftIndex;
- }
- mapping.put(currSeqIndex - nonObservedShiftIndex, new int[] {
- Integer.valueOf(resNum), UNASSIGNED });
- }
- }
- }
+ SegmentHelperPojo shp = new SegmentHelperPojo(seq, mapping, resNumMap,
+ omitNonObserved, nonObservedShiftIndex,pdbeNonObserved);
+ processSegments(segments, shp);
try
{
populateAtomPositions(entityId, mapping);
int pdbStart = UNASSIGNED;
int pdbEnd = UNASSIGNED;
+ if (mapping.isEmpty())
+ {
+ throw new SiftsException("SIFTS mapping failed");
+ }
+ // also construct a mapping object between the seq-coord sys and the PDB seq's coord sys
+
Integer[] keys = mapping.keySet().toArray(new Integer[0]);
Arrays.sort(keys);
seqStart = keys[0];
seqEnd = keys[keys.length - 1];
-
+ List<int[]> from=new ArrayList<>(),to=new ArrayList<>();
+ int[]_cfrom=null,_cto=null;
String matchedSeq = originalSeq;
- if (seqStart != UNASSIGNED)
+ if (seqStart != UNASSIGNED) // fixme! seqStart can map to -1 for a pdb sequence that starts <-1
{
+ for (int seqps:keys)
+ {
+ int pdbpos = mapping.get(seqps)[PDBE_POS];
+ if (pdbpos == UNASSIGNED)
+ {
+ // not correct - pdbpos might be -1, but leave it for now
+ continue;
+ }
+ if (_cfrom==null || seqps!=_cfrom[1]+1)
+ {
+ _cfrom = new int[] { seqps,seqps};
+ from.add(_cfrom);
+ _cto = null; // discontinuity
+ } else {
+ _cfrom[1]= seqps;
+ }
+ if (_cto==null || pdbpos!=1+_cto[1])
+ {
+ _cto = new int[] { pdbpos,pdbpos};
+ to.add(_cto);
+ } else {
+ _cto[1] = pdbpos;
+ }
+ }
+ _cfrom = new int[from.size() * 2];
+ _cto = new int[to.size() * 2];
+ int p = 0;
+ for (int[] range : from)
+ {
+ _cfrom[p++] = range[0];
+ _cfrom[p++] = range[1];
+ }
+ ;
+ p = 0;
+ for (int[] range : to)
+ {
+ _cto[p++] = range[0];
+ _cto[p++] = range[1];
+ }
+ ;
+
+ seqFromPdbMapping = new jalview.datamodel.Mapping(null, _cto, _cfrom,
+ 1,
+ 1);
pdbStart = mapping.get(seqStart)[PDB_RES_POS];
pdbEnd = mapping.get(seqEnd)[PDB_RES_POS];
int orignalSeqStart = seq.getStart();
if (orignalSeqStart >= 1)
{
- int subSeqStart = seqStart - orignalSeqStart;
+ int subSeqStart = (seqStart >= orignalSeqStart)
+ ? seqStart - orignalSeqStart
+ : 0;
int subSeqEnd = seqEnd - (orignalSeqStart - 1);
subSeqEnd = originalSeq.length() < subSeqEnd ? originalSeq.length()
: subSeqEnd;
matchedSeq = originalSeq.substring(subSeqStart, subSeqEnd);
}
+ else
+ {
+ matchedSeq = originalSeq.substring(1, originalSeq.length());
+ }
}
StringBuilder targetStrucSeqs = new StringBuilder();
mop.setType("pep");
os.print(getMappingOutput(mop).toString());
+ os.println();
}
return mapping;
}
+ void processSegments(List<Segment> segments, SegmentHelperPojo shp)
+ {
+ SequenceI seq = shp.getSeq();
+ HashMap<Integer, int[]> mapping = shp.getMapping();
+ TreeMap<Integer, String> resNumMap = shp.getResNumMap();
+ List<Integer> omitNonObserved = shp.getOmitNonObserved();
+ int nonObservedShiftIndex = shp.getNonObservedShiftIndex();
+ int pdbeNonObservedCount = shp.getPdbeNonObserved();
+ int firstPDBResNum = UNASSIGNED;
+ for (Segment segment : segments)
+ {
+ // System.out.println("Mapping segments : " + segment.getSegId() + "\\"s
+ // + segStartEnd);
+ List<Residue> residues = segment.getListResidue().getResidue();
+ for (Residue residue : residues)
+ {
+ boolean isObserved = isResidueObserved(residue);
+ int pdbeIndex = getLeadingIntegerValue(residue.getDbResNum(),
+ UNASSIGNED);
+ int currSeqIndex = UNASSIGNED;
+ List<CrossRefDb> cRefDbs = residue.getCrossRefDb();
+ CrossRefDb pdbRefDb = null;
+ for (CrossRefDb cRefDb : cRefDbs)
+ {
+ if (cRefDb.getDbSource().equalsIgnoreCase(DBRefSource.PDB))
+ {
+ pdbRefDb = cRefDb;
+ if (firstPDBResNum == UNASSIGNED)
+ {
+ firstPDBResNum = getLeadingIntegerValue(cRefDb.getDbResNum(),
+ UNASSIGNED);
+ }
+ else
+ {
+ if (isObserved)
+ {
+ // after we find the first observed residue we just increment
+ firstPDBResNum++;
+ }
+ }
+ }
+ if (cRefDb.getDbCoordSys().equalsIgnoreCase(seqCoordSys.getName())
+ && isAccessionMatched(cRefDb.getDbAccessionId()))
+ {
+ currSeqIndex = getLeadingIntegerValue(cRefDb.getDbResNum(),
+ UNASSIGNED);
+ if (pdbRefDb != null)
+ {
+ break;// exit loop if pdb and uniprot are already found
+ }
+ }
+ }
+ if (!isObserved)
+ {
+ ++pdbeNonObservedCount;
+ }
+ if (seqCoordSys == seqCoordSys.PDB) // FIXME: is seqCoordSys ever PDBe
+ // ???
+ {
+ // if the sequence has a primary reference to the PDB, then we are
+ // dealing with a sequence extracted directly from the PDB. In that
+ // case, numbering is PDBe - non-observed residues
+ currSeqIndex = seq.getStart() - 1 + pdbeIndex;
+ }
+ if (!isObserved)
+ {
+ if (seqCoordSys != CoordinateSys.UNIPROT) // FIXME: PDB or PDBe only
+ // here
+ {
+ // mapping to PDB or PDBe so we need to bookkeep for the
+ // non-observed
+ // SEQRES positions
+ omitNonObserved.add(currSeqIndex);
+ ++nonObservedShiftIndex;
+ }
+ }
+ if (currSeqIndex == UNASSIGNED)
+ {
+ // change in logic - unobserved residues with no currSeqIndex
+ // corresponding are still counted in both nonObservedShiftIndex and
+ // pdbeIndex...
+ continue;
+ }
+ // if (currSeqIndex >= seq.getStart() && currSeqIndex <= seqlength) //
+ // true
+ // numbering
+ // is
+ // not
+ // up
+ // to
+ // seq.getEnd()
+ {
+
+ int resNum = (pdbRefDb == null)
+ ? getLeadingIntegerValue(residue.getDbResNum(),
+ UNASSIGNED)
+ : getLeadingIntegerValue(pdbRefDb.getDbResNum(),
+ UNASSIGNED);
+
+ if (isObserved)
+ {
+ char resCharCode = ResidueProperties
+ .getSingleCharacterCode(ResidueProperties
+ .getCanonicalAminoAcid(residue.getDbResName()));
+ resNumMap.put(currSeqIndex, String.valueOf(resCharCode));
+
+ int[] mappingcols = new int[] { Integer.valueOf(resNum),
+ UNASSIGNED, isObserved ? firstPDBResNum : UNASSIGNED };
+
+ mapping.put(currSeqIndex - nonObservedShiftIndex, mappingcols);
+ }
+ }
+ }
+ }
+ }
+
+ /**
+ * Get the leading integer part of a string that begins with an integer.
+ *
+ * @param input
+ * - the string input to process
+ * @param failValue
+ * - value returned if unsuccessful
+ * @return
+ */
+ static int getLeadingIntegerValue(String input, int failValue)
+ {
+ if (input == null)
+ {
+ return failValue;
+ }
+ String[] parts = input.split("(?=\\D)(?<=\\d)");
+ if (parts != null && parts.length > 0 && parts[0].matches("[0-9]+"))
+ {
+ return Integer.valueOf(parts[0]);
+ }
+ return failValue;
+ }
+
/**
*
* @param chainId
* Two dimension array of residue index versus atom position
* @throws IllegalArgumentException
* Thrown if chainId or mapping is null
+ * @throws SiftsException
*/
- void populateAtomPositions(String chainId,
- HashMap<Integer, int[]> mapping) throws IllegalArgumentException
+ void populateAtomPositions(String chainId, Map<Integer, int[]> mapping)
+ throws IllegalArgumentException, SiftsException
{
- PDBChain chain = pdb.findChain(chainId);
- if (chain == null || mapping == null)
- {
- throw new IllegalArgumentException(
- "Chain id or mapping must not be null.");
- }
- for (int[] map : mapping.values())
+ try
{
- if (map[PDB_RES_POS] != UNASSIGNED)
+ PDBChain chain = pdb.findChain(chainId);
+
+ if (chain == null || mapping == null)
+ {
+ throw new IllegalArgumentException(
+ "Chain id or mapping must not be null.");
+ }
+ for (int[] map : mapping.values())
{
- map[PDB_ATOM_POS] = getAtomIndex(map[PDB_RES_POS], chain.atoms);
+ if (map[PDB_RES_POS] != UNASSIGNED)
+ {
+ map[PDB_ATOM_POS] = getAtomIndex(map[PDB_RES_POS], chain.atoms);
+ }
}
+ } catch (NullPointerException e)
+ {
+ throw new SiftsException(e.getMessage());
+ } catch (Exception e)
+ {
+ throw new SiftsException(e.getMessage());
}
}
*/
private boolean isResidueObserved(Residue residue)
{
- String annotation = getResidueAnnotaiton(residue,
+ Set<String> annotations = getResidueAnnotaitons(residue,
ResidueDetailType.ANNOTATION);
- if (annotation == null)
+ if (annotations == null || annotations.isEmpty())
{
return true;
}
- if (!annotation.equalsIgnoreCase(NOT_FOUND)
- && annotation.equalsIgnoreCase(NOT_OBSERVED))
+ for (String annotation : annotations)
{
- return false;
+ if (annotation.equalsIgnoreCase(NOT_OBSERVED))
+ {
+ return false;
+ }
}
return true;
}
* @param type
* @return
*/
- private String getResidueAnnotaiton(Residue residue,
+ private Set<String> getResidueAnnotaitons(Residue residue,
ResidueDetailType type)
{
+ HashSet<String> foundAnnotations = new HashSet<String>();
List<ResidueDetail> resDetails = residue.getResidueDetail();
for (ResidueDetail resDetail : resDetails)
{
if (resDetail.getProperty().equalsIgnoreCase(type.getCode()))
{
- return resDetail.getContent();
+ foundAnnotations.add(resDetail.getContent());
}
}
- return NOT_FOUND;
+ return foundAnnotations;
}
@Override
private boolean isFoundInSiftsEntry(String accessionId)
{
+ Set<String> siftsDBRefs = getAllMappingAccession();
return accessionId != null
- && getAllMappingAccession().contains(accessionId);
+ && siftsDBRefs.contains(accessionId.toLowerCase());
}
/**
*
* @param resNumMap
*/
- void padWithGaps(TreeMap<Integer, String> resNumMap,
- ArrayList<Integer> omitNonObserved)
+ void padWithGaps(Map<Integer, String> resNumMap,
+ List<Integer> omitNonObserved)
{
if (resNumMap == null || resNumMap.isEmpty())
{
return;
}
Integer[] keys = resNumMap.keySet().toArray(new Integer[0]);
- Arrays.sort(keys);
+ // Arrays.sort(keys);
int firstIndex = keys[0];
int lastIndex = keys[keys.length - 1];
- System.out.println("Min value " + firstIndex);
- System.out.println("Max value " + lastIndex);
+ // System.out.println("Min value " + firstIndex);
+ // System.out.println("Max value " + lastIndex);
for (int x = firstIndex; x <= lastIndex; x++)
{
if (!resNumMap.containsKey(x) && !omitNonObserved.contains(x))
}
}
-
-
@Override
public Entity getEntityById(String id) throws SiftsException
{
- List<Entity> entities = siftsEntry.getEntity();
- for (Entity entity : entities)
- {
- if (!entity.getEntityId().equalsIgnoreCase(id))
- {
- continue;
- }
- return entity;
- }
+ // Determines an entity to process by performing a heuristic matching of all
+ // Entities with the given chainId and choosing the best matching Entity
Entity entity = getEntityByMostOptimalMatchedId(id);
if (entity != null)
{
*/
public Entity getEntityByMostOptimalMatchedId(String chainId)
{
- System.out
- .println("--------------> advanced greedy entityId matching block entered..");
+ // System.out.println("---> advanced greedy entityId matching block
+ // entered..");
List<Entity> entities = siftsEntry.getEntity();
SiftsEntitySortPojo[] sPojo = new SiftsEntitySortPojo[entities.size()];
int count = 0;
}
}
}
- sPojo[count].pid = 100 * (sPojo[count].chainIdFreq / sPojo[count].resCount);
+ sPojo[count].pid = (100 * sPojo[count].chainIdFreq)
+ / sPojo[count].resCount;
++count;
}
Arrays.sort(sPojo, Collections.reverseOrder());
- System.out.println("highest matched entity : " + sPojo[0].entityId);
- System.out.println("highest matched pid : " + sPojo[0].pid);
+ // System.out.println("highest matched entity : " + sPojo[0].entityId);
+ // System.out.println("highest matched pid : " + sPojo[0].pid);
if (sPojo[0].entityId != null)
{
+ if (sPojo[0].pid < 1)
+ {
+ return null;
+ }
for (Entity entity : entities)
{
if (!entity.getEntityId().equalsIgnoreCase(sPojo[0].entityId))
return null;
}
- public class SiftsEntitySortPojo implements
- Comparable<SiftsEntitySortPojo>
+ private class SiftsEntitySortPojo
+ implements Comparable<SiftsEntitySortPojo>
{
public String entityId;
}
}
- @Override
- public String[] getEntryDBs()
+ private class SegmentHelperPojo
{
- System.out.println("\nListing DB entries...");
- List<String> availDbs = new ArrayList<String>();
- List<Db> dbs = siftsEntry.getListDB().getDb();
- for (Db db : dbs)
+ private SequenceI seq;
+
+ private HashMap<Integer, int[]> mapping;
+
+ private TreeMap<Integer, String> resNumMap;
+
+ private List<Integer> omitNonObserved;
+
+ private int nonObservedShiftIndex;
+
+ /**
+ * count of number of 'not observed' positions in the PDB record's SEQRES
+ * (total number of residues with coordinates == length(SEQRES) -
+ * pdbeNonObserved
+ */
+ private int pdbeNonObserved;
+
+ public SegmentHelperPojo(SequenceI seq, HashMap<Integer, int[]> mapping,
+ TreeMap<Integer, String> resNumMap,
+ List<Integer> omitNonObserved, int nonObservedShiftIndex,
+ int pdbeNonObserved)
+ {
+ setSeq(seq);
+ setMapping(mapping);
+ setResNumMap(resNumMap);
+ setOmitNonObserved(omitNonObserved);
+ setNonObservedShiftIndex(nonObservedShiftIndex);
+ setPdbeNonObserved(pdbeNonObserved);
+
+ }
+
+ public void setPdbeNonObserved(int pdbeNonObserved2)
+ {
+ this.pdbeNonObserved = pdbeNonObserved2;
+ }
+
+ public int getPdbeNonObserved()
{
- availDbs.add(db.getDbSource());
- System.out.println(db.getDbSource() + " | " + db.getDbCoordSys());
+ return pdbeNonObserved;
}
- return availDbs.toArray(new String[0]);
+ public SequenceI getSeq()
+ {
+ return seq;
+ }
+
+ public void setSeq(SequenceI seq)
+ {
+ this.seq = seq;
+ }
+
+ public HashMap<Integer, int[]> getMapping()
+ {
+ return mapping;
+ }
+
+ public void setMapping(HashMap<Integer, int[]> mapping)
+ {
+ this.mapping = mapping;
+ }
+
+ public TreeMap<Integer, String> getResNumMap()
+ {
+ return resNumMap;
+ }
+
+ public void setResNumMap(TreeMap<Integer, String> resNumMap)
+ {
+ this.resNumMap = resNumMap;
+ }
+
+ public List<Integer> getOmitNonObserved()
+ {
+ return omitNonObserved;
+ }
+
+ public void setOmitNonObserved(List<Integer> omitNonObserved)
+ {
+ this.omitNonObserved = omitNonObserved;
+ }
+
+ public int getNonObservedShiftIndex()
+ {
+ return nonObservedShiftIndex;
+ }
+
+ public void setNonObservedShiftIndex(int nonObservedShiftIndex)
+ {
+ this.nonObservedShiftIndex = nonObservedShiftIndex;
+ }
+
}
@Override
- public StringBuffer getMappingOutput(MappingOutputPojo mp)
+ public StringBuilder getMappingOutput(MappingOutputPojo mp)
throws SiftsException
{
String seqRes = mp.getSeqResidue();
int nochunks = ((seqRes.length()) / len)
+ ((seqRes.length()) % len > 0 ? 1 : 0);
// output mappings
- StringBuffer output = new StringBuffer();
+ StringBuilder output = new StringBuilder(512);
output.append(NEWLINE);
- output.append("Sequence ⟷ Structure mapping details").append(NEWLINE);
+ output.append("Sequence \u27f7 Structure mapping details")
+ .append(NEWLINE);
output.append("Method: SIFTS");
output.append(NEWLINE).append(NEWLINE);
output.append(String.valueOf(pdbEnd));
output.append(NEWLINE).append(NEWLINE);
+ ScoreMatrix pam250 = ScoreModels.getInstance().getPam250();
int matchedSeqCount = 0;
for (int j = 0; j < nochunks; j++)
{
// Print the first aligned sequence
- output.append(new Format("%" + (maxid) + "s").form(seqName)).append(
- " ");
+ output.append(new Format("%" + (maxid) + "s").form(seqName))
+ .append(" ");
for (int i = 0; i < len; i++)
{
output.append(NEWLINE);
output.append(new Format("%" + (maxid) + "s").form(" ")).append(" ");
- // Print out the matching chars
+ /*
+ * Print out the match symbols:
+ * | for exact match (ignoring case)
+ * . if PAM250 score is positive
+ * else a space
+ */
for (int i = 0; i < len; i++)
{
try
{
if ((i + (j * len)) < seqRes.length())
{
- if (seqRes.charAt(i + (j * len)) == strRes
- .charAt(i + (j * len))
- && !jalview.util.Comparison.isGap(seqRes.charAt(i
- + (j * len))))
+ char c1 = seqRes.charAt(i + (j * len));
+ char c2 = strRes.charAt(i + (j * len));
+ boolean sameChar = Comparison.isSameResidue(c1, c2, false);
+ if (sameChar && !Comparison.isGap(c1))
{
matchedSeqCount++;
output.append("|");
}
else if (type.equals("pep"))
{
- if (ResidueProperties.getPAM250(seqRes.charAt(i + (j * len)),
- strRes.charAt(i + (j * len))) > 0)
+ if (pam250.getPairwiseScore(c1, c2) > 0)
{
output.append(".");
}
output.append(NEWLINE).append(NEWLINE);
}
float pid = (float) matchedSeqCount / seqRes.length() * 100;
- if (pid < 2)
+ if (pid < SiftsSettings.getFailSafePIDThreshold())
{
- throw new SiftsException("Low PID detected for SIFTs mapping...");
+ throw new SiftsException(">>> Low PID detected for SIFTs mapping...");
}
- output.append("Length of alignment = " + seqRes.length()).append(
- NEWLINE);
+ output.append("Length of alignment = " + seqRes.length())
+ .append(NEWLINE);
output.append(new Format("Percentage ID = %2.2f").form(pid));
- output.append(NEWLINE);
return output;
}
}
@Override
- public String getDbEvidence()
- {
- return siftsEntry.getDbEvidence();
- }
-
- @Override
public String getDbSource()
{
return siftsEntry.getDbSource();
return siftsEntry.getDbVersion();
}
+ public static void setMockSiftsFile(File file)
+ {
+ mockSiftsFile = file;
+ }
+
}