import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
+import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.TreeMap;
private static final int PDB_ATOM_POS = 1;
- private static final String SIFTS_FTP_BASE_URL = "ftp://ftp.ebi.ac.uk/pub/databases/msd/sifts/xml/";
+ private static final String NOT_FOUND = "Not_Found";
- public static final String DEFAULT_SIFTS_DOWNLOAD_DIR = System
- .getProperty("user.home")
- + File.separatorChar
- + ".sifts_downloads" + File.separatorChar;
+ private static final String NOT_OBSERVED = "Not_Observed";
- public static final String SIFTS_DOWNLOAD_DIR = jalview.bin.Cache
- .getDefault("sifts_download_dir", DEFAULT_SIFTS_DOWNLOAD_DIR);
+ private static final String SIFTS_FTP_BASE_URL = "ftp://ftp.ebi.ac.uk/pub/databases/msd/sifts/xml/";
private final static String NEWLINE = System.lineSeparator();
};
/**
- * Fetch SIFTs file for the given PDB Id and construct an instance of
+ * Fetch SIFTs file for the given PDBfile and construct an instance of
* SiftsClient
*
* @param pdbId
}
/**
- * Construct an instance of SiftsClient using the supplied SIFTs file - the
- * SIFTs file should correspond to the given PDB Id
+ * 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
*/
private Entry parseSIFTs(File siftFile) throws SiftsException
{
- try
+ try (InputStream in = new FileInputStream(siftFile);
+ GZIPInputStream gzis = new GZIPInputStream(in);)
{
System.out.println("File : " + siftFile.getAbsolutePath());
JAXBContext jc = JAXBContext.newInstance("jalview.xml.binding.sifts");
- InputStream in = new FileInputStream(siftFile);
- GZIPInputStream gzis = new GZIPInputStream(in);
XMLStreamReader streamReader = XMLInputFactory.newInstance()
.createXMLStreamReader(gzis);
Unmarshaller um = jc.createUnmarshaller();
}
/**
- * Get a SIFTs XML file for a given PDB Id
+ * Get a SIFTs XML file for a given PDB Id from Cache or download from FTP
+ * repository if not found in cache
*
* @param pdbId
* @return SIFTs XML file
*/
public static File getSiftsFile(String pdbId) throws SiftsException
{
- File siftsFile = new File(SIFTS_DOWNLOAD_DIR + pdbId.toLowerCase()
+ File siftsFile = new File(SiftsSettings.getSiftDownloadDirectory()
+ + pdbId.toLowerCase()
+ ".xml.gz");
if (siftsFile.exists())
{
}
/**
- * Download a SIFTs XML file for a given PDB Id
+ * Download a SIFTs XML file for a given PDB Id from an FTP repository
*
* @param pdbId
* @return downloaded SIFTs XML file
{
String siftFile = pdbId + ".xml.gz";
String siftsFileFTPURL = SIFTS_FTP_BASE_URL + siftFile;
- String downloadedSiftsFile = SIFTS_DOWNLOAD_DIR + siftFile;
- File siftsDownloadDir = new File(SIFTS_DOWNLOAD_DIR);
+ String downloadedSiftsFile = SiftsSettings.getSiftDownloadDirectory()
+ + siftFile;
+ File siftsDownloadDir = new File(
+ SiftsSettings.getSiftDownloadDirectory());
if (!siftsDownloadDir.exists())
{
siftsDownloadDir.mkdirs();
*/
public static boolean deleteSiftsFileByPDBId(String pdbId)
{
- File siftsFile = new File(SIFTS_DOWNLOAD_DIR + pdbId.toLowerCase()
+ File siftsFile = new File(SiftsSettings.getSiftDownloadDirectory()
+ + pdbId.toLowerCase()
+ ".xml.gz");
if (siftsFile.exists())
{
DBRefEntry[] dbRefs = seq.getDBRefs();
if (dbRefs == null || dbRefs.length < 1)
{
- final SequenceI[] seqs = new SequenceI[] { seq };
- new jalview.ws.DBRefFetcher(seqs, null, null, null, false)
- .fetchDBRefs(true);
- dbRefs = seq.getDBRefs();
- }
-
- if (dbRefs == null || dbRefs.length < 1)
- {
throw new SiftsException("Could not get source DB Ref");
}
/**
- * Check that the DBRef Entry is properly populated and is available in the
- * instantiated SIFTs Entry
+ * Check that the DBRef Entry is properly populated and is available in this
+ * SiftClient instance
*
* @param entry
* - DBRefEntry to validate
mappingDetails.append(NEWLINE);
}
};
- int[][] mapping = getGreedyMapping(chain, seq, ps);
+ HashMap<Integer, int[]> mapping = getGreedyMapping(chain, seq, ps);
String mappingOutput = mappingDetails.toString();
StructureMapping siftsMapping = new StructureMapping(seq, pdbFile,
}
@Override
- public int[][] getGreedyMapping(String entityId, SequenceI seq,
+ 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);
Entity entity = null;
entity = getEntityById(entityId);
String originalSeq = AlignSeq.extractGaps(
jalview.util.Comparison.GapChars,
seq.getSequenceAsString());
- int mapping[][] = new int[originalSeq.length() + seq.getStart()][2];
+ HashMap<Integer, int[]> mapping = new HashMap<Integer, int[]>();
DBRefEntryI sourceDBRef = seq.getSourceDBRef();
if (sourceDBRef == null)
{
curDBRefAccessionIdsString = dbRefAccessionIdsString;
curSourceDBRef = sourceDBRef.getAccessionId();
- // initialise all mapping positions to unassigned
- for (int residuePos[] : mapping)
- {
- residuePos[PDB_RES_POS] = UNASSIGNED;
- residuePos[PDB_ATOM_POS] = UNASSIGNED;
- }
TreeMap<Integer, String> resNumMap = new TreeMap<Integer, String>();
List<Segment> segments = entity.getSegment();
for (Segment segment : segments)
}
if (cRefDb.getDbCoordSys()
.equalsIgnoreCase(seqCoordSys.getName())
- && hasAccessionId(cRefDb.getDbAccessionId()))
+ && isAccessionMatched(cRefDb.getDbAccessionId()))
{
String resNumIndexString = cRefDb.getDbResNum()
.equalsIgnoreCase("None") ? String.valueOf(UNASSIGNED)
.getDbResNum()) : Integer.valueOf(pdbRefDb
.getDbResNum().split("[a-zA-Z]")[0]);
}
- try
+
+ if (isResidueObserved(residue)
+ || seqCoordSys == CoordinateSys.UNIPROT)
{
- mapping[currSeqIndex][PDB_RES_POS] = Integer
- .valueOf(resNum);
- } catch (ArrayIndexOutOfBoundsException e)
+ char resCharCode = ResidueProperties
+ .getSingleCharacterCode(residue.getDbResName());
+ resNumMap.put(currSeqIndex, String.valueOf(resCharCode));
+ }
+ else
{
- // do nothing..
+ omitNonObserved.add(currSeqIndex);
+ ++nonObservedShiftIndex;
}
- char resCharCode = ResidueProperties
- .getSingleCharacterCode(residue.getDbResName());
- resNumMap.put(currSeqIndex, String.valueOf(resCharCode));
+ mapping.put(currSeqIndex - nonObservedShiftIndex, new int[] {
+ Integer.valueOf(resNum), UNASSIGNED });
}
}
}
{
e.printStackTrace();
}
- padWithGaps(resNumMap);
- int counter = 0;
+ padWithGaps(resNumMap, omitNonObserved);
int seqStart = UNASSIGNED;
int seqEnd = UNASSIGNED;
int pdbStart = UNASSIGNED;
int pdbEnd = UNASSIGNED;
- boolean startDetected = false;
- for (int[] x : mapping)
- {
- if (!startDetected && x[PDB_RES_POS] != UNASSIGNED)
- {
- seqStart = counter;
- startDetected = true;
- // System.out.println("Seq start: "+ seqStart);
- }
- if (startDetected && x[PDB_RES_POS] != UNASSIGNED)
- {
- seqEnd = counter;
- }
- ++counter;
- }
+ Integer[] keys = mapping.keySet().toArray(new Integer[0]);
+ Arrays.sort(keys);
+ seqStart = keys[0];
+ seqEnd = keys[keys.length - 1];
String matchedSeq = originalSeq;
if (seqStart != UNASSIGNED)
{
- seqEnd = (seqEnd == UNASSIGNED) ? counter : seqEnd;
- pdbStart = mapping[seqStart][PDB_RES_POS];
- pdbEnd = mapping[seqEnd][PDB_RES_POS];
+ 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 subSeqEnd = seqEnd - (orignalSeqStart - 1);
+ subSeqEnd = originalSeq.length() < subSeqEnd ? originalSeq.length()
+ : subSeqEnd;
matchedSeq = originalSeq.substring(subSeqStart, subSeqEnd);
}
}
return mapping;
}
+ /**
+ * Checks if the residue instance is marked 'Not_observed' or not
+ *
+ * @param residue
+ * @return
+ */
private boolean isResidueObserved(Residue residue)
{
String annotation = getResidueAnnotaiton(residue,
{
return true;
}
- if (!annotation.equalsIgnoreCase("Not_Found")
- && annotation.equalsIgnoreCase("Not_Observed"))
+ if (!annotation.equalsIgnoreCase(NOT_FOUND)
+ && annotation.equalsIgnoreCase(NOT_OBSERVED))
{
return false;
}
return true;
}
+ /**
+ * Get annotation String for a given residue and annotation type
+ *
+ * @param residue
+ * @param type
+ * @return
+ */
private String getResidueAnnotaiton(Residue residue,
ResidueDetailType type)
{
return resDetail.getContent();
}
}
- return "Not_Found";
+ return NOT_FOUND;
}
- private boolean hasAccessionId(String accession)
+ @Override
+ public boolean isAccessionMatched(String accession)
{
boolean isStrictMatch = true;
return isStrictMatch ? curSourceDBRef.equalsIgnoreCase(accession)
: curDBRefAccessionIdsString.contains(accession.toLowerCase());
}
- @Override
- public boolean isFoundInSiftsEntry(String accessionId)
+ private boolean isFoundInSiftsEntry(String accessionId)
{
return accessionId != null
&& getAllMappingAccession().contains(accessionId);
}
/**
- * Pads missing positions with gaps
+ * Pad omitted residue positions in PDB sequence with gaps
*
* @param resNumMap
*/
- void padWithGaps(TreeMap<Integer, String> resNumMap)
+ void padWithGaps(TreeMap<Integer, String> resNumMap,
+ ArrayList<Integer> omitNonObserved)
{
if (resNumMap == null || resNumMap.isEmpty())
{
System.out.println("Max value " + lastIndex);
for (int x = firstIndex; x <= lastIndex; x++)
{
- if (!resNumMap.containsKey(x))
+ if (!resNumMap.containsKey(x) && !omitNonObserved.contains(x))
{
resNumMap.put(x, "-");
}
}
}
+
/**
*
* @param chainId
* @throws IllegalArgumentException
* Thrown if chainId or mapping is null
*/
- void populateAtomPositions(String chainId, int[][] mapping)
+ void populateAtomPositions(String chainId, HashMap<Integer, int[]> mapping)
throws IllegalArgumentException
{
PDBChain chain = pdb.findChain(chainId);
throw new IllegalArgumentException(
"Chain id or mapping must not be null.");
}
- for (int[] map : mapping)
+ for (int[] map : mapping.values())
{
if (map[PDB_RES_POS] != UNASSIGNED)
{