Пример #1
0
struct ssBundle *ffSeedExtInMem(struct genoFind *gf, struct dnaSeq *qSeq, Bits *qMaskBits, 
	int qOffset, struct lm *lm, int minScore, boolean isRc)
/* Do seed and extend type alignment */
{
struct ssBundle *bunList = NULL, *bun;
int hitCount;
struct gfClump *clumpList, *clump;
struct gfRange *rangeList = NULL, *range;
struct dnaSeq *tSeq;

clumpList = gfFindClumpsWithQmask(gf, qSeq, qMaskBits, qOffset, lm, &hitCount);
for (clump = clumpList; clump != NULL; clump = clump->next)
    clumpToExactRange(clump, qSeq, gf->tileSize, 0, NULL, &rangeList);
slSort(&rangeList, gfRangeCmpTarget);
rangeList = gfRangesBundle(rangeList, ffIntronMax);
for (range = rangeList; range != NULL; range = range->next)
    {
    range->qStart += qOffset;
    range->qEnd += qOffset;
    tSeq = range->tSeq;
    AllocVar(bun);
    bun->qSeq = qSeq;
    bun->genoSeq = tSeq;
    bun->ffList = gfRangesToFfItem(range->components, qSeq);
    bun->isProt = FALSE;
    bun->avoidFuzzyFindKludge = TRUE;
    ssStitch(bun, ffCdna, 16, 10);
    refineBundle(gf, qSeq, qMaskBits, qOffset, tSeq, lm, bun, isRc);
    slAddHead(&bunList, bun);
    }
gfRangeFreeList(&rangeList);
gfClumpFreeList(&clumpList);
return bunList;
}
Пример #2
0
static struct ffAli *foldInExtras(struct dnaSeq *qSeq, struct dnaSeq *tSeq,
	struct ffAli *ffList, struct ffAli *extraList)
/* Integrate extraList into ffList and return result. 
 * Frees bits of extraList that aren't used. */
{
if (extraList != NULL)
    {
    struct ssBundle *bun;
    struct ssFfItem *ffi;
    AllocVar(bun);
    bun->qSeq = qSeq;
    bun->genoSeq = tSeq;
    bun->avoidFuzzyFindKludge = TRUE;
    AllocVar(ffi);
    ffi->ff = ffList;
    slAddHead(&bun->ffList, ffi);
    AllocVar(ffi);
    ffi->ff = extraList;
    slAddHead(&bun->ffList, ffi);
    ssStitch(bun, ffCdna, 16, 1);
    if (bun->ffList != NULL)
	{
	ffList = bun->ffList->ff;
	bun->ffList->ff = NULL;
	}
    else
	{
        ffList = NULL;
	}
    ssBundleFree(&bun);
    }
return ffList;
}
Пример #3
0
void gfAlignStrand(int *pConn, char *tSeqDir, struct dnaSeq *seq,
    boolean isRc, int minMatch, struct hash *tFileCache, struct gfOutput *out)
/* Search genome on server with one strand of other sequence to find homology. 
 * Then load homologous bits of genome locally and do detailed alignment.
 * Call 'outFunction' with each alignment that is found. */
{
struct ssBundle *bun;
struct gfRange *rangeList = NULL, *range;
struct dnaSeq *targetSeq;
char targetName[PATH_LEN];

rangeList = gfQuerySeq(*pConn, seq);
close(*pConn);
*pConn = -1;
slSort(&rangeList, gfRangeCmpTarget);
rangeList = gfRangesBundle(rangeList, ffIntronMax);
for (range = rangeList; range != NULL; range = range->next)
    {
    getTargetName(range->tName, out->includeTargetFile, targetName);
    targetSeq = gfiExpandAndLoadCached(range, tFileCache, tSeqDir, 
    	seq->size, &range->tTotalSize, FALSE, FALSE, usualExpansion);
    AllocVar(bun);
    bun->qSeq = seq;
    bun->genoSeq = targetSeq;
    alignComponents(range, bun, ffCdna);
    ssStitch(bun, ffCdna, minMatch, ssAliCount);
    saveAlignments(targetName, range->tTotalSize, range->tStart, 
	bun, NULL, isRc, FALSE, ffCdna, minMatch, out);
    ssBundleFree(&bun);
    freeDnaSeq(&targetSeq);
    }
gfRangeFreeList(&rangeList);
}
Пример #4
0
static void refineBundle(struct genoFind *gf, 
	struct dnaSeq *qSeq,  Bits *qMaskBits, int qMaskOffset,
	struct dnaSeq *tSeq, struct lm *lm, struct ssBundle *bun, boolean isRc)
/* Refine bundle - extending alignments and looking for smaller exons. */
{
struct ssFfItem *ffi;
struct gfSeqSource *target = gfFindNamedSource(gf, tSeq->name);

/* First do gapless expansions and restitch. */
for (ffi = bun->ffList; ffi != NULL; ffi = ffi->next)
    {
    ffi->ff = expandGapless(qSeq, tSeq, ffi->ff);
    }
ssStitch(bun, ffCdna, 16, 16);

for (ffi = bun->ffList; ffi != NULL; ffi = ffi->next)
    {
    ffi->ff = scanIndexForSmallExons(gf, target, qSeq, qMaskBits, qMaskOffset, 
	tSeq, lm, ffi->ff);
    ffi->ff = bandedExtend(qSeq, tSeq, ffi->ff);
    ffi->ff = scanForSmallerExons(gf->tileSize, qSeq, tSeq, isRc, ffi->ff);
    ffi->ff = refineSpliceSites(qSeq, tSeq, ffi->ff);
    ffi->ff = scanForTinyInternal(qSeq, tSeq, isRc, ffi->ff);
    ffi->ff = smoothSmallGaps(qSeq, tSeq, ffi->ff);
    ffi->ff = trimFlakyEnds(qSeq, tSeq, ffi->ff);
    }
}
Пример #5
0
static struct ssBundle *gfClumpsToBundles(struct gfClump *clumpList, 
    boolean isRc, struct dnaSeq *seq, int minScore,  
    struct gfRange **retRangeList)
/* Convert gfClumps to an actual alignments (ssBundles) */ 
{
struct ssBundle *bun, *bunList = NULL;
struct gfRange *rangeList = NULL, *range;
struct dnaSeq *targetSeq;

rangeList = seqClumpToRangeList(clumpList, 0);
slSort(&rangeList, gfRangeCmpTarget);
rangeList = gfRangesBundle(rangeList, 2000);
for (range = rangeList; range != NULL; range = range->next)
    {
    targetSeq = range->tSeq;
    gfiExpandRange(range, seq->size, targetSeq->size, FALSE, isRc, 
    	usualExpansion);
    range->tStart = 0;
    range->tEnd = targetSeq->size;
    AllocVar(bun);
    bun->qSeq = seq;
    bun->genoSeq = targetSeq;
    alignComponents(range, bun, ffCdna);
    ssStitch(bun, ffCdna, minScore, ssAliCount);
    slAddHead(&bunList, bun);
    }
slReverse(&bunList);
*retRangeList = rangeList;
return bunList;
}
Пример #6
0
void gfLongTransTransInMem(struct dnaSeq *query, struct genoFind *gfs[3], 
   struct hash *t3Hash, boolean qIsRc, boolean tIsRc, boolean qIsRna,
   int minScore, struct gfOutput *out)
/* Chop up query into pieces, align each in translated space, and stitch back
 * together again as nucleotides. */
{
enum ffStringency stringency = (qIsRna ? ffCdna : ffLoose);
int maxSize = 1500;
int preferredSize = 1200;	/* PreferredSize - overlapSize might need to be multiple of 3. */
int overlapSize = 270;
struct dnaSeq subQuery = *query;
int subOffset, subSize, nextOffset;
DNA saveEnd, *endPos;
struct ssBundle *oneBunList = NULL, *bigBunList = NULL, *bun;
struct hash *bunHash = newHash(8);

for (subOffset = 0; subOffset<query->size; subOffset = nextOffset)
    {
    /* Figure out size of this piece.  If query is
     * maxSize or less do it all.   Otherwise just
     * do prefered size, and set it up to overlap
     * with surrounding pieces by overlapSize.  */
    if (subOffset == 0 && query->size <= maxSize)
	nextOffset = subSize = query->size;
    else
        {
	subSize = preferredSize;
	if (subSize + subOffset >= query->size)
	    {
	    subSize = query->size - subOffset;
	    nextOffset = query->size;
	    }
	else
	    {
	    nextOffset = subOffset + preferredSize - overlapSize;
	    }
	}
    subQuery.dna = query->dna + subOffset;
    subQuery.size = subSize;
    endPos = &subQuery.dna[subSize];
    saveEnd = *endPos;
    *endPos = 0;
    oneBunList = gfTransTransFindBundles(gfs, &subQuery, t3Hash, qIsRc, minScore, qIsRna);
    addToBigBundleList(&oneBunList, bunHash, &bigBunList, query);
    *endPos = saveEnd;
    }
for (bun = bigBunList; bun != NULL; bun = bun->next)
    {
    ssStitch(bun, ffCdna, minScore, ssAliCount);
    saveAlignments(bun->genoSeq->name, bun->genoSeq->size, 0, 
	bun, NULL, qIsRc, tIsRc, stringency, minScore, out);
    }
hashFree(&bunHash);
ssBundleFreeList(&bigBunList);
}
Пример #7
0
static struct ssBundle *gfTransTransFindBundles(struct genoFind *gfs[3], struct dnaSeq *qSeq, 
	struct hash *t3Hash, boolean isRc, int minMatch, boolean isRna)
/* Look for alignment to three translations of qSeq in three translated reading frames. 
 * Save alignment via outFunction/outData. */
{
struct trans3 *qTrans = trans3New(qSeq);
int qFrame, tFrame;
struct gfClump *clumps[3][3], *clump;
struct gfRange *rangeList = NULL, *range;
int tileSize = gfs[0]->tileSize;
bioSeq *targetSeq;
struct ssBundle *bun, *bunList = NULL;
int hitCount;
struct lm *lm = lmInit(0);
enum ffStringency stringency = (isRna ? ffCdna : ffLoose);

gfTransTransFindClumps(gfs, qTrans->trans, clumps, lm, &hitCount);
for (qFrame = 0; qFrame<3; ++qFrame)
    {
    for (tFrame=0; tFrame<3; ++tFrame)
	{
	for (clump = clumps[qFrame][tFrame]; clump != NULL; clump = clump->next)
	    {
	    struct gfRange *rangeSet = NULL;
	    clumpToHspRange(clump, qTrans->trans[qFrame], tileSize, tFrame, NULL, &rangeSet, TRUE, FALSE);
	    untranslateRangeList(rangeSet, qFrame, tFrame, t3Hash, NULL, 0);
	    rangeList = slCat(rangeSet, rangeList);
	    }
	}
    }
slSort(&rangeList, gfRangeCmpTarget);
rangeList = gfRangesBundle(rangeList, 2000);
for (range = rangeList; range != NULL; range = range->next)
    {
    targetSeq = range->tSeq;
    AllocVar(bun);
    bun->qSeq = qSeq;
    bun->genoSeq = targetSeq;
    bun->ffList = gfRangesToFfItem(range->components, qSeq);
    ssStitch(bun, stringency, minMatch, ssAliCount);
    slAddHead(&bunList, bun);
    }
for (qFrame = 0; qFrame<3; ++qFrame)
    for (tFrame=0; tFrame<3; ++tFrame)
	gfClumpFreeList(&clumps[qFrame][tFrame]);
gfRangeFreeList(&rangeList);
trans3Free(&qTrans);
lmCleanup(&lm);
slReverse(&bunList);
return bunList;
}
Пример #8
0
void gfFindAlignAaTrans(struct genoFind *gfs[3], aaSeq *qSeq, struct hash *t3Hash, 
	boolean tIsRc, int minMatch, struct gfOutput *out)
/* Look for qSeq alignment in three translated reading frames. Save alignment
 * via outFunction/outData. */
{
struct gfClump *clumps[3];
int frame;
struct gfClump *clump;
struct gfRange *rangeList = NULL, *range;
aaSeq *targetSeq;
struct ssBundle *bun;
int tileSize = gfs[0]->tileSize;
struct trans3 *t3;
int hitCount;
struct lm *lm = lmInit(0);

gfTransFindClumps(gfs, qSeq, clumps, lm, &hitCount);
for (frame=0; frame<3; ++frame)
    {
    for (clump = clumps[frame]; clump != NULL; clump = clump->next)
	{
	clumpToHspRange(clump, qSeq, tileSize, frame, NULL, &rangeList, TRUE, FALSE);
	}
    }
slReverse(&rangeList);
slSort(&rangeList, gfRangeCmpTarget);
rangeList = gfRangesBundle(rangeList, ffIntronMax/3);
for (range = rangeList; range != NULL; range = range->next)
    {
    targetSeq = range->tSeq;
    t3 = hashMustFindVal(t3Hash, targetSeq->name);
    AllocVar(bun);
    bun->qSeq = qSeq;
    bun->genoSeq = targetSeq;
    bun->ffList = gfRangesToFfItem(range->components, qSeq);
    bun->isProt = TRUE;
    bun->t3List = t3;
    ssStitch(bun, ffCdna, minMatch, ssAliCount);
    saveAlignments(targetSeq->name, t3->seq->size, 0, 
	bun, t3Hash, FALSE, tIsRc, ffCdna, minMatch, out);
    ssBundleFree(&bun);
    }
gfRangeFreeList(&rangeList);
for (frame=0; frame<3; ++frame)
    gfClumpFreeList(&clumps[frame]);
lmCleanup(&lm);
}
Пример #9
0
static void gfAlignSomeClumps(struct genoFind *gf,  struct gfClump *clumpList, 
    bioSeq *seq, boolean isRc,  int minMatch, 
    struct gfOutput *out, boolean isProt, enum ffStringency stringency)
/* Convert gfClumps to an actual alignment that gets saved via 
 * outFunction/outData. */
{
struct gfClump *clump;
struct gfRange *rangeList = NULL, *range;
bioSeq *targetSeq;
struct ssBundle *bun;
int intronMax = ffIntronMax;

if (isProt)
    intronMax /= 3;
for (clump = clumpList; clump != NULL; clump = clump->next)
    {
    clumpToHspRange(clump, seq, gf->tileSize, 0, NULL, &rangeList, isProt, FALSE);
    }
slReverse(&rangeList);
slSort(&rangeList, gfRangeCmpTarget);
rangeList = gfRangesBundle(rangeList, intronMax);
for (range = rangeList; range != NULL; range = range->next)
    {
    targetSeq = range->tSeq;
    AllocVar(bun);
    bun->qSeq = seq;
    bun->genoSeq = targetSeq;
    bun->ffList = gfRangesToFfItem(range->components, seq);
    bun->isProt = isProt;
    ssStitch(bun, stringency, minMatch, ssAliCount);
    saveAlignments(targetSeq->name, targetSeq->size, 0, 
	bun, NULL, isRc, FALSE, stringency, minMatch, out);
    ssBundleFree(&bun);
    }
gfRangeFreeList(&rangeList);
}
Пример #10
0
struct ssBundle *ssFindBundles(struct patSpace *ps, struct dnaSeq *cSeq, 
	char *cName, enum ffStringency stringency, boolean avoidSelfSelf)
/* Find patSpace alignments.  This routine is used by psLayout but not blat. */
{
struct patClump *clumpList, *clump;
struct ssBundle *bundleList = NULL, *bun = NULL;
DNA *cdna = cSeq->dna;
int totalCdnaSize = cSeq->size;
DNA *endCdna = cdna+totalCdnaSize;
struct ssFfItem *ffl;
struct dnaSeq *lastSeq = NULL;
int maxSize = 700;
int preferredSize = 500;
int overlapSize = 250;

for (;;)
    {
    int cSize = endCdna - cdna;
    if (cSize > maxSize)
	cSize = preferredSize;
    clumpList = patSpaceFindOne(ps, cdna, cSize);
    for (clump = clumpList; clump != NULL; clump = clump->next)
	{
	struct ffAli *ff;
	struct dnaSeq *seq = clump->seq;
	DNA *tStart = seq->dna + clump->start;
	if (!avoidSelfSelf || !sameString(seq->name, cSeq->name))
	    {
	    ff = ffFind(cdna, cdna+cSize, tStart, tStart + clump->size, stringency);
	    if (ff != NULL)
		{
		if (lastSeq != seq)
		    {
		    lastSeq = seq;
		    if ((bun = findBundle(bundleList, seq)) == NULL)
			{
			AllocVar(bun);
			bun->qSeq = cSeq;
			bun->genoSeq = seq;
			bun->genoIx = clump->bacIx;
			bun->genoContigIx = clump->seqIx;
			slAddHead(&bundleList, bun);
			}
		    }
		AllocVar(ffl);
		ffl->ff = ff;
		slAddHead(&bun->ffList, ffl);
		}
	    }
	}
    cdna += cSize;
    if (cdna >= endCdna)
	break;
    cdna -= overlapSize;
    slFreeList(&clumpList);
    }
slReverse(&bundleList);
cdna = cSeq->dna;

for (bun = bundleList; bun != NULL; bun = bun->next)
    {
    ssStitch(bun, stringency, 20, 16);
    }
return bundleList;
}
Пример #11
0
void gfLongDnaInMem(struct dnaSeq *query, struct genoFind *gf, 
   boolean isRc, int minScore, Bits *qMaskBits, 
   struct gfOutput *out, boolean fastMap, boolean band)
/* Chop up query into pieces, align each, and stitch back
 * together again. */
{
int hitCount;
int maxSize = MAXSINGLEPIECESIZE;
int preferredSize = 4500;
int overlapSize = 250;
struct dnaSeq subQuery = *query;
struct lm *lm = lmInit(0);
int subOffset, subSize, nextOffset;
DNA saveEnd, *endPos;
struct ssBundle *oneBunList = NULL, *bigBunList = NULL, *bun;
struct hash *bunHash = newHash(8);

for (subOffset = 0; subOffset<query->size; subOffset = nextOffset)
    {
    struct gfClump *clumpList;
    struct gfRange *rangeList = NULL;

    /* Figure out size of this piece.  If query is
     * maxSize or less do it all.   Otherwise just
     * do prefered size, and set it up to overlap
     * with surrounding pieces by overlapSize.  */
    if (subOffset == 0 && query->size <= maxSize)
	nextOffset = subSize = query->size;
    else
        {
	subSize = preferredSize;
	if (subSize + subOffset >= query->size)
	    {
	    subSize = query->size - subOffset;
	    nextOffset = query->size;
	    }
	else
	    {
	    nextOffset = subOffset + preferredSize - overlapSize;
	    }
	}
    subQuery.dna = query->dna + subOffset;
    subQuery.size = subSize;
    endPos = &subQuery.dna[subSize];
    saveEnd = *endPos;
    *endPos = 0;
    if (band)
	{
	oneBunList = ffSeedExtInMem(gf, &subQuery, qMaskBits, subOffset, lm, minScore, isRc);
	}
    else
	{
	clumpList = gfFindClumpsWithQmask(gf, &subQuery, qMaskBits, subOffset, lm, &hitCount);
	if (fastMap)
	    {
	    oneBunList = fastMapClumpsToBundles(gf, clumpList, &subQuery);
	    }
	else
	    {
	    oneBunList = gfClumpsToBundles(clumpList, isRc, &subQuery, minScore, &rangeList);
	    gfRangeFreeList(&rangeList);
	    }
	gfClumpFreeList(&clumpList);
	}
    addToBigBundleList(&oneBunList, bunHash, &bigBunList, query);
    *endPos = saveEnd;
    }
#ifdef DEBUG
dumpBunList(bigBunList);
#endif /* DEBUG */
for (bun = bigBunList; bun != NULL; bun = bun->next)
    {
    ssStitch(bun, ffCdna, minScore, ssAliCount);
    if (!fastMap && !band)
	refineSmallExonsInBundle(bun);
    saveAlignments(bun->genoSeq->name, bun->genoSeq->size, 0, 
	bun, NULL, isRc, FALSE, ffCdna, minScore, out);
    }
ssBundleFreeList(&bigBunList);
freeHash(&bunHash);
lmCleanup(&lm);
}
Пример #12
0
void gfAlignTransTrans(int *pConn, char *tSeqDir, struct dnaSeq *qSeq, 
	boolean qIsRc, int minMatch, struct hash *tFileCache, 
	struct gfOutput *out, boolean isRna)
/* Search indexed translated genome on server with an dna sequence.  Translate
 * this sequence in three frames. Load homologous bits of genome locally
 * and do detailed alignment.  Call 'outFunction' with each alignment
 * that is found. */
{
struct gfClump *clumps[2][3][3], *clump;
char targetName[PATH_LEN];
int qFrame, tFrame, tIsRc;
struct gfSeqSource *ssList = NULL, *ss;
struct lm *lm = lmInit(0);
int tileSize;
struct gfRange *rangeList = NULL, *rl, *range;
struct trans3 *qTrans = trans3New(qSeq), *t3;
struct slRef *t3RefList = NULL, *t3Ref;
struct hash *t3Hash = NULL;
struct dnaSeq *tSeqList = NULL;
enum ffStringency stringency = (isRna ? ffCdna : ffLoose);

/* Query server for clumps. */
gfQuerySeqTransTrans(*pConn, qSeq, clumps, lm, &ssList, &tileSize);
close(*pConn);
*pConn = -1;

for (tIsRc=0; tIsRc <= 1; ++tIsRc)
    {
    /* Figure out which ranges need to be loaded and load them. */
    for (qFrame = 0; qFrame < 3; ++qFrame)
        {
        for (tFrame = 0; tFrame < 3; ++tFrame)
            {
	    rl = seqClumpToRangeList(clumps[tIsRc][qFrame][tFrame], tFrame);
	    rangeList = slCat(rangeList, rl);
	    }
	}
    rangeCoorTimes3(rangeList);
    slSort(&rangeList, gfRangeCmpTarget);
    rangeList = gfRangesBundle(rangeList, ffIntronMax);
    loadHashT3Ranges(rangeList, tSeqDir, tFileCache,
    	qSeq->size/3, tIsRc, &t3Hash, &tSeqList, &t3RefList);

    /* The old range list was not very precise - it was just to get
     * the DNA loaded.  */
    gfRangeFreeList(&rangeList);

    /* Patch up clump list and associated sequence source to refer
     * to bits of genome loaded into memory.  Create new range list
     * by extending hits in clumps. */
    for (qFrame = 0; qFrame < 3; ++qFrame)
	{
	for (tFrame = 0; tFrame < 3; ++tFrame)
	    {
	    for (clump = clumps[tIsRc][qFrame][tFrame]; clump != NULL; clump = clump->next)
		{
		struct gfSeqSource *ss = clump->target;
		struct gfRange *rangeSet = NULL;
		t3 = trans3Find(t3Hash, clumpTargetName(clump), clump->tStart*3, clump->tEnd*3);
		ss->seq = t3->trans[tFrame];
		ss->start = t3->start/3;
		ss->end = t3->end/3;
		clumpToHspRange(clump, qTrans->trans[qFrame], tileSize, tFrame, t3, &rangeSet, TRUE, FALSE);
		untranslateRangeList(rangeSet, qFrame, tFrame, NULL, t3, t3->start);
		rangeList = slCat(rangeSet, rangeList);
		}
	    }
	}
    slReverse(&rangeList);
    slSort(&rangeList, gfRangeCmpTarget);
    rangeList = gfRangesBundle(rangeList, ffIntronMax);

    for (range = rangeList; range != NULL; range = range->next)
	{
	struct dnaSeq *targetSeq = range->tSeq;
	struct ssBundle *bun;

	AllocVar(bun);
	bun->qSeq = qSeq;
	bun->genoSeq = targetSeq;
	bun->ffList = gfRangesToFfItem(range->components, qSeq);
	ssStitch(bun, stringency, minMatch, ssAliCount);
	getTargetName(range->tName, out->includeTargetFile, targetName);
	t3 = range->t3;
	saveAlignments(targetName, t3->nibSize, t3->start, 
	    bun, NULL, qIsRc, tIsRc, stringency, minMatch, out);
	ssBundleFree(&bun);
	}

    /* Cleanup for this strand of database. */
    gfRangeFreeList(&rangeList);
    freeHash(&t3Hash);
    for (t3Ref = t3RefList; t3Ref != NULL; t3Ref = t3Ref->next)
        {
	struct trans3 *t3 = t3Ref->val;
	trans3Free(&t3);
	}
    slFreeList(&t3RefList);
    freeDnaSeqList(&tSeqList);
    }
trans3Free(&qTrans);
for (ss = ssList; ss != NULL; ss = ss->next)
    freeMem(ss->fileName);
slFreeList(&ssList);
lmCleanup(&lm);
}
Пример #13
0
void gfAlignTrans(int *pConn, char *tSeqDir, aaSeq *seq, int minMatch, 
    struct hash *tFileCache, struct gfOutput *out)
/* Search indexed translated genome on server with an amino acid sequence. 
 * Then load homologous bits of genome locally and do detailed alignment.
 * Call 'outFunction' with each alignment that is found. */
{
struct ssBundle *bun;
struct gfClump *clumps[2][3], *clump;
struct gfRange *rangeList = NULL, *range, *rl;
struct dnaSeq *targetSeq, *tSeqList = NULL;
char targetName[PATH_LEN];
int tileSize;
int frame, isRc = 0;
struct hash *t3Hash = NULL;
struct slRef *t3RefList = NULL, *ref;
struct gfSeqSource *ssList = NULL, *ss;
struct trans3 *t3;
struct lm *lm = lmInit(0);

/* Get clumps from server. */
gfQuerySeqTrans(*pConn, seq, clumps, lm, &ssList, &tileSize);
close(*pConn);
*pConn = -1;

for (isRc = 0; isRc <= 1;  ++isRc)
    {
    /* Figure out which parts of sequence we need to load. */
    for (frame = 0; frame < 3; ++frame)
	{
	rl = seqClumpToRangeList(clumps[isRc][frame], frame);
	rangeList = slCat(rangeList, rl);
	}
    /* Convert from amino acid to nucleotide coordinates. */
    rangeCoorTimes3(rangeList);
    slSort(&rangeList, gfRangeCmpTarget);
    rangeList = gfRangesBundle(rangeList, ffIntronMax);
    loadHashT3Ranges(rangeList, tSeqDir, tFileCache, seq->size, 
    	isRc, &t3Hash, &tSeqList, &t3RefList);

    /* The old range list was not very precise - it was just to get
     * the DNA loaded.  */
    gfRangeFreeList(&rangeList);


    /* Patch up clump list and associated sequence source to refer
     * to bits of genome loaded into memory.  Create new range list
     * by extending hits in clumps. */
    for (frame = 0; frame < 3; ++frame)
	{
	for (clump = clumps[isRc][frame]; clump != NULL; clump = clump->next)
	    {
	    struct gfSeqSource *ss = clump->target;
	    t3 = trans3Find(t3Hash, clumpTargetName(clump), clump->tStart*3, clump->tEnd*3);
	    ss->seq = t3->trans[frame];
	    ss->start = t3->start/3;
	    ss->end = t3->end/3;
	    clumpToHspRange(clump, seq, tileSize, frame, t3, &rangeList, TRUE, FALSE);
	    }
	}
    slReverse(&rangeList);
    slSort(&rangeList, gfRangeCmpTarget);
    rangeList = gfRangesBundle(rangeList, ffIntronMax/3);

    /* Do detailed alignment of each of the clustered ranges. */
    for (range = rangeList; range != NULL; range = range->next)
	{
	targetSeq = range->tSeq;
	AllocVar(bun);
	bun->qSeq = seq;
	bun->genoSeq = targetSeq;
	bun->ffList = gfRangesToFfItem(range->components, seq);
	bun->isProt = TRUE;
	t3 = hashMustFindVal(t3Hash, range->tName);
	bun->t3List = t3;
	ssStitch(bun, ffCdna, minMatch, ssAliCount);
	getTargetName(range->tName, out->includeTargetFile, targetName);
	saveAlignments(targetName, t3->nibSize, 0, 
	    bun, t3Hash, FALSE, isRc, ffCdna, minMatch, out);
	ssBundleFree(&bun);
	}

    /* Cleanup for this strand of database. */
    gfRangeFreeList(&rangeList);
    freeHash(&t3Hash);
    for (ref = t3RefList; ref != NULL; ref = ref->next)
        {
	struct trans3 *t3 = ref->val;
	trans3Free(&t3);
	}
    slFreeList(&t3RefList);
    freeDnaSeqList(&tSeqList);
    }

/* Final cleanup. */
for (isRc=0; isRc<=1; ++isRc)
    for (frame=0; frame<3; ++frame)
	gfClumpFreeList(&clumps[isRc][frame]);
for (ss = ssList; ss != NULL; ss = ss->next)
    freeMem(ss->fileName);
slFreeList(&ssList);
lmCleanup(&lm);
}