import java.util.Map.Entry;
import java.util.NoSuchElementException;
import java.util.Set;
+import java.util.SortedMap;
import java.util.TreeMap;
/**
public class AlignmentUtils
{
+ private static final int CODON_LENGTH = 3;
+
private static final String SEQUENCE_VARIANT = "sequence_variant:";
+
private static final String ID = "ID";
/**
* A data model to hold the 'normal' base value at a position, and an optional
* sequence variant feature
*/
- static class DnaVariant
+ static final class DnaVariant
{
- String base;
+ final String base;
SequenceFeature variant;
DnaVariant(String nuc)
{
base = nuc;
+ variant = null;
}
DnaVariant(String nuc, SequenceFeature var)
base = nuc;
variant = var;
}
+
+ public String getSource()
+ {
+ return variant == null ? null : variant.getFeatureGroup();
+ }
}
/**
/*
* cdnaStart/End, proteinStartEnd are base 1 (for dataset sequence mapping)
*/
- final int mappedLength = 3 * aaSeqChars.length;
+ final int mappedLength = CODON_LENGTH * aaSeqChars.length;
int cdnaLength = cdnaSeqChars.length;
int cdnaStart = cdnaSeq.getStart();
int cdnaEnd = cdnaSeq.getEnd();
*/
if (cdnaLength != mappedLength && cdnaLength > 2)
{
- String lastCodon = String.valueOf(cdnaSeqChars, cdnaLength - 3, 3)
- .toUpperCase();
+ String lastCodon = String.valueOf(cdnaSeqChars,
+ cdnaLength - CODON_LENGTH, CODON_LENGTH).toUpperCase();
for (String stop : ResidueProperties.STOP)
{
if (lastCodon.equals(stop))
{
- cdnaEnd -= 3;
- cdnaLength -= 3;
+ cdnaEnd -= CODON_LENGTH;
+ cdnaLength -= CODON_LENGTH;
break;
}
}
int startOffset = 0;
if (cdnaLength != mappedLength
&& cdnaLength > 2
- && String.valueOf(cdnaSeqChars, 0, 3).toUpperCase()
+ && String.valueOf(cdnaSeqChars, 0, CODON_LENGTH).toUpperCase()
.equals(ResidueProperties.START))
{
- startOffset += 3;
- cdnaStart += 3;
- cdnaLength -= 3;
+ startOffset += CODON_LENGTH;
+ cdnaStart += CODON_LENGTH;
+ cdnaLength -= CODON_LENGTH;
}
if (translatesAs(cdnaSeqChars, startOffset, aaSeqChars))
* protein is translation of dna (+/- start/stop codons)
*/
MapList map = new MapList(new int[] { cdnaStart, cdnaEnd }, new int[]
- { proteinStart, proteinEnd }, 3, 1);
+ { proteinStart, proteinEnd }, CODON_LENGTH, 1);
return map;
}
int aaPos = 0;
int dnaPos = cdnaStart;
- for (; dnaPos < cdnaSeqChars.length - 2
- && aaPos < aaSeqChars.length; dnaPos += 3, aaPos++)
+ for (; dnaPos < cdnaSeqChars.length - 2 && aaPos < aaSeqChars.length; dnaPos += CODON_LENGTH, aaPos++)
{
- String codon = String.valueOf(cdnaSeqChars, dnaPos, 3);
+ String codon = String.valueOf(cdnaSeqChars, dnaPos, CODON_LENGTH);
final String translated = ResidueProperties.codonTranslate(codon);
/*
{
return true;
}
- if (dnaPos == cdnaSeqChars.length - 3)
+ if (dnaPos == cdnaSeqChars.length - CODON_LENGTH)
{
- String codon = String.valueOf(cdnaSeqChars, dnaPos, 3);
+ String codon = String.valueOf(cdnaSeqChars, dnaPos, CODON_LENGTH);
if ("STOP".equals(ResidueProperties.codonTranslate(codon)))
{
return true;
}
width = Math.max(dnaSeq.getLength(), width);
}
- int oldwidth, diff;
+ int oldwidth;
+ int diff;
for (SequenceI dnaSeq : dna.getSequences())
{
oldwidth = dnaSeq.getLength();
.println("alignCdsSequenceAsProtein needs aligned sequence!");
return false;
}
-
+
List<AlignedCodonFrame> dnaMappings = MappingUtils
.findMappingsForSequence(cdsSeq, mappings);
for (AlignedCodonFrame mapping : dnaMappings)
{
SequenceI peptide = mapping.findAlignedSequence(cdsSeq, protein);
- int peptideLength = peptide.getLength();
if (peptide != null)
{
+ int peptideLength = peptide.getLength();
Mapping map = mapping.getMappingBetween(cdsSeq, peptide);
if (map != null)
{
.getFromRanges());
int mappedToLength = MappingUtils
.getLength(mapList.getToRanges());
- boolean addStopCodon = (cdsLength == mappedFromLength * 3 + 3)
+ boolean addStopCodon = (cdsLength == mappedFromLength
+ * CODON_LENGTH + CODON_LENGTH)
|| (peptide.getDatasetSequence().getLength() == mappedFromLength - 1);
if (cdsLength != mappedToLength && !addStopCodon)
{
/*
* pre-fill the aligned cds sequence with gaps
*/
- char[] alignedCds = new char[peptideLength * 3
- + (addStopCodon ? 3 : 0)];
+ char[] alignedCds = new char[peptideLength * CODON_LENGTH
+ + (addStopCodon ? CODON_LENGTH : 0)];
Arrays.fill(alignedCds, gapChar);
/*
{
if (Comparison.isGap(residue))
{
- cdsCol += 3;
+ cdsCol += CODON_LENGTH;
}
else
{
if (codon == null)
{
// e.g. incomplete start codon, X in peptide
- cdsCol += 3;
+ cdsCol += CODON_LENGTH;
}
else
{
* append stop codon if not mapped from protein,
* closing it up to the end of the mapped sequence
*/
- if (copiedBases == nucleotides.length - 3)
+ if (copiedBases == nucleotides.length - CODON_LENGTH)
{
for (int i = alignedCds.length - 1; i >= 0; i--)
{
break;
}
}
- for (int i = nucleotides.length - 3; i < nucleotides.length; i++)
+ for (int i = nucleotides.length - CODON_LENGTH; i < nucleotides.length; i++)
{
alignedCds[cdsCol++] = nucleotides[i];
}
// TODO resolve JAL-2022 so this fudge can be removed
int mappedSequenceCount = protein.getHeight() - unmappedProtein.size();
addUnmappedPeptideStarts(alignedCodons, mappedSequenceCount);
-
+
return alignedCodons;
}
* didn't find mapped CDS sequence - construct it and add
* its dataset sequence to the dataset
*/
- cdsSeq = makeCdsSequence(dnaSeq.getDatasetSequence(), aMapping);
+ cdsSeq = makeCdsSequence(dnaSeq.getDatasetSequence(), aMapping,
+ dataset).deriveSequence();
// cdsSeq has a name constructed as CDS|<dbref>
// <dbref> will be either the accession for the coding sequence,
// marked in the /via/ dbref to the protein product accession
// or it will be the original nucleotide accession.
- SequenceI cdsSeqDss = cdsSeq.createDatasetSequence();
+ SequenceI cdsSeqDss = cdsSeq.getDatasetSequence();
+
cdsSeqs.add(cdsSeq);
+
if (!dataset.getSequences().contains(cdsSeqDss))
{
+ // check if this sequence is a newly created one
+ // so needs adding to the dataset
dataset.addSequence(cdsSeqDss);
}
*/
List<int[]> cdsRange = Collections.singletonList(new int[] { 1,
cdsSeq.getLength() });
- MapList cdsToProteinMap = new MapList(cdsRange, mapList.getToRanges(),
- mapList.getFromRatio(), mapList.getToRatio());
+ MapList cdsToProteinMap = new MapList(cdsRange,
+ mapList.getToRanges(), mapList.getFromRatio(),
+ mapList.getToRatio());
AlignedCodonFrame cdsToProteinMapping = new AlignedCodonFrame();
cdsToProteinMapping.addMap(cdsSeqDss, proteinProduct,
cdsToProteinMap);
*/
AlignedCodonFrame dnaToCdsMapping = new AlignedCodonFrame();
MapList dnaToCdsMap = new MapList(mapList.getFromRanges(),
- cdsRange, 1,
- 1);
+ cdsRange, 1, 1);
dnaToCdsMapping.addMap(dnaSeq.getDatasetSequence(), cdsSeqDss,
dnaToCdsMap);
if (!mappings.contains(dnaToCdsMapping))
* same source and accession, so need a different accession for
* the CDS from the dna sequence
*/
-
+
// specific use case:
// Genomic contig ENSCHR:1, contains coding regions for ENSG01,
// ENSG02, ENSG03, with transcripts and products similarly named.
// cannot add distinct dbrefs mapping location on ENSCHR:1 to ENSG01
-
+
// JBPNote: ?? can't actually create an example that demonstrates we
// need to
// synthesize an xref.
-
+
for (DBRefEntry primRef : dnaDss.getPrimaryDBRefs())
{
// creates a complementary cross-reference to the source sequence's
/*
* transfer any features on dna that overlap the CDS
*/
- transferFeatures(dnaSeq, cdsSeq, cdsToProteinMap, null,
+ transferFeatures(dnaSeq, cdsSeq, dnaToCdsMap, null,
SequenceOntologyI.CDS);
}
}
int mappedFromLength = MappingUtils.getLength(aMapping.getMap()
.getFromRanges());
int dnaLength = seqDss.getLength();
- if (mappedFromLength == dnaLength || mappedFromLength == dnaLength - 3)
+ if (mappedFromLength == dnaLength
+ || mappedFromLength == dnaLength - CODON_LENGTH)
{
return seqDss;
}
for (SequenceToSequenceMapping map : acf.getMappings())
{
Mapping mapping = map.getMapping();
- if (mapping != aMapping && mapping.getMap().getFromRatio() == 3
+ if (mapping != aMapping
+ && mapping.getMap().getFromRatio() == CODON_LENGTH
&& proteinProduct == mapping.getTo()
&& seqDss != map.getFromSeq())
{
*
* @param seq
* @param mapping
+ * @param dataset
+ * - existing dataset. We check for sequences that look like the CDS
+ * we are about to construct, if one exists already, then we will
+ * just return that one.
* @return CDS sequence (as a dataset sequence)
*/
- static SequenceI makeCdsSequence(SequenceI seq, Mapping mapping)
+ static SequenceI makeCdsSequence(SequenceI seq, Mapping mapping,
+ AlignmentI dataset)
{
char[] seqChars = seq.getSequence();
List<int[]> fromRanges = mapping.getMap().getFromRanges();
}
}
}
-
+
/*
* assign 'from id' held in the mapping if set (e.g. EMBL protein_id),
* else generate a sequence name
String mapFromId = mapping.getMappedFromId();
String seqId = "CDS|" + (mapFromId != null ? mapFromId : seq.getName());
SequenceI newSeq = new Sequence(seqId, newSeqChars, 1, newPos);
+ if (dataset != null)
+ {
+ SequenceI[] matches = dataset.findSequenceMatch(newSeq.getName());
+ if (matches != null)
+ {
+ boolean matched = false;
+ for (SequenceI mtch : matches)
+ {
+ if (mtch.getStart() != newSeq.getStart())
+ {
+ continue;
+ }
+ if (mtch.getEnd() != newSeq.getEnd())
+ {
+ continue;
+ }
+ if (!Arrays.equals(mtch.getSequence(), newSeq.getSequence()))
+ {
+ continue;
+ }
+ if (!matched)
+ {
+ matched = true;
+ newSeq = mtch;
+ }
+ else
+ {
+ System.err
+ .println("JAL-2154 regression: warning - found (and ignnored a duplicate CDS sequence):"
+ + mtch.toString());
+ }
+ }
+ }
+ }
// newSeq.setDescription(mapFromId);
return newSeq;
/*
* dna length should map to protein (or protein plus stop codon)
*/
- int codesForResidues = mappedDnaLength / 3;
+ int codesForResidues = mappedDnaLength / CODON_LENGTH;
if (codesForResidues == (proteinLength + 1))
{
// assuming extra codon is for STOP and not in peptide
if (codesForResidues == proteinLength)
{
proteinRange.add(new int[] { proteinStart, proteinEnd });
- return new MapList(ranges, proteinRange, 3, 1);
+ return new MapList(ranges, proteinRange, CODON_LENGTH, 1);
}
return null;
}
* are currently ignored here
*/
String trans = codon.contains("-") ? "-"
- : (codon.length() > 3 ? null : ResidueProperties
+ : (codon.length() > CODON_LENGTH ? null : ResidueProperties
.codonTranslate(codon));
if (trans != null && !trans.equals(residue))
{
// set score to 0f so 'graduated colour' option is offered! JAL-2060
SequenceFeature sf = new SequenceFeature(
SequenceOntologyI.SEQUENCE_VARIANT, desc, peptidePos,
- peptidePos, 0f, "Jalview");
+ peptidePos, 0f, var.getSource());
StringBuilder attributes = new StringBuilder(32);
String id = (String) var.variant.getValue(ID);
if (id != null)
}
sf.setValue(ID, id);
attributes.append(ID).append("=").append(id);
- // TODO handle other species variants
+ // TODO handle other species variants JAL-2064
StringBuilder link = new StringBuilder(32);
try
{
- link.append(desc).append(" ").append(id)
+ link.append(desc)
+ .append(" ")
+ .append(id)
.append("|http://www.ensembl.org/Homo_sapiens/Variation/Summary?v=")
.append(URLEncoder.encode(id, "UTF-8"));
sf.addLink(link.toString());
// as if
}
}
- String clinSig = (String) var.variant
- .getValue(CLINICAL_SIGNIFICANCE);
+ String clinSig = (String) var.variant.getValue(CLINICAL_SIGNIFICANCE);
if (clinSig != null)
{
sf.setValue(CLINICAL_SIGNIFICANCE, clinSig);
* @param dnaToProtein
* @return
*/
+ @SuppressWarnings("unchecked")
static LinkedHashMap<Integer, List<DnaVariant>[]> buildDnaVariantsMap(
SequenceI dnaSeq, MapList dnaToProtein)
{
List<DnaVariant>[] codonVariants = variants.get(peptidePosition);
if (codonVariants == null)
{
- codonVariants = new ArrayList[3];
+ codonVariants = new ArrayList[CODON_LENGTH];
codonVariants[0] = new ArrayList<DnaVariant>();
codonVariants[1] = new ArrayList<DnaVariant>();
codonVariants[2] = new ArrayList<DnaVariant>();
/*
* save nucleotide (and any variant) for each codon position
*/
- for (int codonPos = 0; codonPos < 3; codonPos++)
+ for (int codonPos = 0; codonPos < CODON_LENGTH; codonPos++)
{
String nucleotide = String.valueOf(
dnaSeq.getCharAt(codon[codonPos] - dnaStart))
{
AlignmentI copy = new Alignment(new Alignment(seqs));
copy.setDataset(dataset);
-
+ boolean isProtein = !copy.isNucleotide();
SequenceIdMatcher matcher = new SequenceIdMatcher(seqs);
if (xrefs != null)
{
{
for (DBRefEntry dbref : dbrefs)
{
- if (dbref.getMap() == null || dbref.getMap().getTo() == null)
+ if (dbref.getMap() == null || dbref.getMap().getTo() == null
+ || dbref.getMap().getTo().isProtein() != isProtein)
{
continue;
}
}
newCol++;
}
-
+
/*
* trim trailing gaps
*/
* @param unmapped
* @return
*/
- static Map<Integer, Map<SequenceI, Character>> buildMappedColumnsMap(
+ static SortedMap<Integer, Map<SequenceI, Character>> buildMappedColumnsMap(
AlignmentI unaligned, AlignmentI aligned, List<SequenceI> unmapped)
{
/*
* {unalignedSequence, characterPerSequence} at that position.
* TreeMap keeps the entries in ascending column order.
*/
- Map<Integer, Map<SequenceI, Character>> map = new TreeMap<Integer, Map<SequenceI, Character>>();
+ SortedMap<Integer, Map<SequenceI, Character>> map = new TreeMap<Integer, Map<SequenceI, Character>>();
/*
* record any sequences that have no mapping so can't be realigned