Пример #1
0
def show_es_gene_section(gene_symbol=None,
                         seqid=None,
                         start_pos=None,
                         end_pos=None):
    ''' Template inclusion tag to render a gene section given a
    chado gene feature. '''
    seqid = str(seqid).replace('chr', '')
    if gene_symbol is not None:
        ''' gene symbol query'''
        query = ElasticQuery.query_match("symbol", gene_symbol)
    elif end_pos is None:
        ''' start and end are same, range query for snp'''
        query_bool = BoolQuery(must_arr=[
            Query.match("chromosome", seqid),
            RangeQuery("start", lte=start_pos),
            RangeQuery("stop", gte=start_pos)
        ])
        query = ElasticQuery.bool(query_bool)
    else:
        ''' start and end are same, range query for snp'''
        query_bool = BoolQuery(must_arr=[
            Query.match("chromosome", seqid),
            RangeQuery("start", gte=start_pos),
            RangeQuery("stop", lte=end_pos)
        ])
        query = ElasticQuery.bool(query_bool)

    elastic = Search(query, idx=ElasticSettings.idx(name='GENE'))
    return {'es_genes': elastic.search().docs}
 def test_and_filtered_query(self):
     ''' Test building and running a filtered query. '''
     query_bool = BoolQuery(must_arr=[RangeQuery("start", gte=1)])
     and_filter = AndFilter(query_bool)
     and_filter.extend(RangeQuery("start", gte=1)) \
               .extend(Query.term("seqid", 1))
     query = ElasticQuery.filtered(Query.term("seqid", 1), and_filter)
     elastic = Search(query, idx=ElasticSettings.idx('DEFAULT'))
     self.assertTrue(elastic.search().hits_total >= 1, "Elastic filtered query retrieved marker(s)")
 def test_bool_filtered_query(self):
     ''' Test building and running a filtered boolean query. '''
     query_bool = BoolQuery(must_not_arr=[Query.term("seqid", 2)],
                            should_arr=[RangeQuery("start", gte=10050)])
     query_bool.must([Query.term("id", "rs768019142")]) \
               .should(RangeQuery("start", gte=10054))
     query = ElasticQuery.filtered_bool(Query.match_all(), query_bool, sources=["id", "seqid"])
     elastic = Search(query, idx=ElasticSettings.idx('DEFAULT'))
     self.assertTrue(elastic.search().hits_total == 1, "Elastic filtered query retrieved marker (rs768019142)")
 def test_or_filtered_query(self):
     ''' Test building and running a filtered query. '''
     highlight = Highlight(["id", "seqid"])
     query_bool = BoolQuery(must_arr=[RangeQuery("start", lte=1),
                                      RangeQuery("end", gte=100000)])
     or_filter = OrFilter(RangeQuery("start", gte=1, lte=100000))
     or_filter.extend(query_bool) \
              .extend(Query.query_string("rs*", fields=["id", "seqid"]).query_wrap())
     query = ElasticQuery.filtered(Query.term("seqid", 1), or_filter, highlight=highlight)
     elastic = Search(query, idx=ElasticSettings.idx('DEFAULT'))
     self.assertTrue(elastic.search().hits_total >= 1, "Elastic filtered query retrieved marker(s)")
Пример #5
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    def _get_chr_band(self, seqid, position):
        ''' Get chr band for a given chr/position '''
        if seqid == 6 and position >= 24891793 and position <= 34924245:
            return 'MHC'

        query = ElasticQuery(
            BoolQuery(must_arr=[
                Query.match("seqid", seqid),
                RangeQuery("start", lte=position),
                RangeQuery("stop", gte=position)
            ]))
        result = Search(query, idx=ElasticSettings.idx('BAND', 'BAND'),
                        size=1).search()
        return (getattr(result.docs[0], "seqid") +
                getattr(result.docs[0], "name"))
Пример #6
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def _add_tissue_filter(bool_query, targetIdx):

    tissueFilter = list()
    for t in utils.tissues[targetIdx]:
        tissueFilter.append(RangeQuery(t, gte=5))

    bool_query.should(tissueFilter)
    return bool_query
 def test_bool_filtered_query2(self):
     ''' Test building and running a filtered boolean query. '''
     query_bool = BoolQuery()
     query_bool.should(RangeQuery("start", lte=20000)) \
               .should(Query.term("seqid", 2)) \
               .must(Query.term("seqid", 1))
     query_string = Query.query_string("rs768019142", fields=["id", "seqid"])
     query = ElasticQuery.filtered_bool(query_string, query_bool, sources=["id", "seqid", "start"])
     elastic = Search(query, idx=ElasticSettings.idx('DEFAULT'))
     self.assertTrue(elastic.search().hits_total == 1, "Elastic filtered query retrieved marker (rs768019142)")
Пример #8
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def _build_frags_query(frags_idx, chrom, segmin, segmax):

    query = ElasticQuery.filtered(Query.terms("seqid", [chrom, str("chr"+chrom)]),
                                  Filter(RangeQuery("end", gte=segmin, lte=segmax)),
                                  utils.bedFields)
    fragsQuery = Search(search_query=query, search_from=0, size=2000000, idx=frags_idx)

    fragsResult = fragsQuery.get_result()
    frags = fragsResult['data']
    frags = utils.makeRelative(int(segmin), int(segmax), ['start', 'end'], frags)
    return frags
    def test_bool_filtered_query4(self):
        ''' Test building and running a filtered boolean query.
        Note: ElasticQuery used to wrap match in a query object. '''
        query_bool = BoolQuery()
        query_bool.should(RangeQuery("start", lte=20000)) \
                  .should(Query.term("seqid", 2)) \
                  .must(Query.match("id", "rs768019142").query_wrap()) \
                  .must(Query.term("seqid", 1))

        query = ElasticQuery.filtered_bool(Query.match_all(), query_bool, sources=["id", "seqid", "start"])
        elastic = Search(query, idx=ElasticSettings.idx('DEFAULT'))
        self.assertTrue(elastic.search().hits_total == 1, "Elastic filtered query retrieved marker (rs768019142)")
Пример #10
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    def _get_current_build_info(self, seqid, position):
        ''' Get upper & lower boundaries for a hit given the position of the marker.'''

        query = ElasticQuery(
            BoolQuery(must_arr=[
                RangeQuery("position", gte=position),
                Query.match("seqid", seqid)
            ]))
        result = Search(query,
                        idx=ElasticSettings.idx('HAPMAP', 'HAPMAP'),
                        qsort=Sort('position:asc'),
                        size=1).search()
        genetic_map_position = getattr(result.docs[0], "genetic_map_position")

        query = ElasticQuery(
            BoolQuery(must_arr=[
                RangeQuery("genetic_map_position",
                           gte=(genetic_map_position + 0.1)),
                Query.match("seqid", seqid)
            ]))
        result = Search(query,
                        idx=ElasticSettings.idx('HAPMAP', 'HAPMAP'),
                        qsort=Sort('position:asc'),
                        size=1).search()
        start = int(getattr(result.docs[0], "position"))

        query = ElasticQuery(
            BoolQuery(must_arr=[
                RangeQuery("genetic_map_position",
                           lte=(genetic_map_position - 0.1)),
                Query.match("seqid", seqid)
            ]))
        result = Search(query,
                        idx=ElasticSettings.idx('HAPMAP', 'HAPMAP'),
                        qsort=Sort('position:desc'),
                        size=1).search()
        end = int(getattr(result.docs[0], "position"))

        build_info = {'build': 38, 'seqid': seqid, 'start': start, 'end': end}
        return build_info
Пример #11
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def _build_frags_query(frags_idx, chrom, segmin, segmax):

    query = ElasticQuery.filtered(Query.terms("seqid", [chrom, str("chr"+chrom)]),
                                  Filter(RangeQuery("end", gte=segmin, lte=segmax)),
                                  utils.bedFields)
    fragsQuery = Search(search_query=query, search_from=0, size=10000, idx=frags_idx)

    # fragsResult = fragsQuery.get_result()
    # frags = fragsResult['data']
    fragsResult = fragsQuery.get_json_response()
    frags = []
    for hit in fragsResult['hits']['hits']:
        frags.append(hit['_source'])
    frags = utils.makeRelative(int(segmin), int(segmax), ['start', 'end'], frags)
    return frags
Пример #12
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def _build_snp_query(snp_track, chrom, segmin, segmax):
    snps = []
    snpMeta = {}
    maxScore = -1
    if snp_track and snp_track != 'None':
        # get SNPs based on this segment
        mo = re.match(r"(.*)-(.*)", snp_track)
        (group, track) = mo.group(1, 2)
        snp_track_idx = getattr(chicp_settings, 'CHICP_IDX').get(group).get('INDEX')
        snp_track_type = ''
        if getattr(chicp_settings, 'CHICP_IDX').get(group).get('TRACKS').get(snp_track):
            snp_track_type = getattr(chicp_settings, 'CHICP_IDX').get(group).get('TRACKS') \
                .get(snp_track).get('TYPE')
        else:
            snp_track_type = track

        query = ElasticQuery.filtered(Query.terms("seqid", [chrom, str("chr"+chrom)]),
                                      Filter(RangeQuery("end", gte=segmin, lte=segmax)),
                                      utils.snpFields)
        snpQuery = Search(search_query=query, search_from=0, size=2000000, idx=snp_track_idx+'/'+snp_track_type)

        snpResult = snpQuery.get_result()
        snps = snpResult['data']
        snps = utils.makeRelative(int(segmin), int(segmax), ['start', 'end'], snps)

        data_type = getattr(chicp_settings, 'CHICP_IDX').get(group).get('DATA_TYPE')
        snpSettings = getattr(chicp_settings, 'STUDY_DEFAULTS').get(data_type)
#        if 'max' in snpSettings:
#            maxScore = float(snpSettings['max'])
#        else:
        for s in snps:
            if float(s['score']) > maxScore:
                maxScore = float(s['score'])
        snpSettings['max'] = maxScore

        snpMeta = snpSettings

    return snps, snpMeta
Пример #13
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def _build_snp_query(snp_track, chrom, segmin, segmax):
    snps = []
    snpMeta = {}
    maxScore = -1
    if snp_track and snp_track != 'None':
        # get SNPs based on this segment
        mo = re.match(r"(.*)-(.*)", snp_track)
        (group, track) = mo.group(1, 2)
        try:
            snp_track_idx = ElasticSettings.idx('CP_STATS_'+group.upper(), snp_track.upper())
        except SettingsError:
            snp_track_idx = ElasticSettings.idx('CP_STATS_'+group.upper())+"/"+track

        query = ElasticQuery.filtered(Query.terms("seqid", [chrom, str("chr"+chrom)]),
                                      Filter(RangeQuery("end", gte=segmin, lte=segmax)),
                                      utils.snpFields)
        snpQuery = Search(search_query=query, search_from=0, size=10000, idx=snp_track_idx)

        # snpResult = snpQuery.get_result()
        # snps = snpResult['data']
        snpResult = snpQuery.get_json_response()
        snps = []
        for hit in snpResult['hits']['hits']:
            snps.append(hit['_source'])
        snps = utils.makeRelative(int(segmin), int(segmax), ['start', 'end'], snps)

        data_type = ElasticSettings.get_label('CP_STATS_'+group.upper(), None, "data_type")
        snpSettings = getattr(chicp_settings, 'STUDY_DEFAULTS').get(data_type)

        for s in snps:
            if float(s['score']) > maxScore:
                maxScore = float(s['score'])
        snpSettings['max'] = maxScore

        snpMeta = snpSettings

    return snps, snpMeta
 def test_not_filtered_query(self):
     ''' Test building and running a filtered query. '''
     not_filter = NotFilter(RangeQuery("start", lte=10000))
     query = ElasticQuery.filtered(Query.term("seqid", 1), not_filter)
     elastic = Search(query, idx=ElasticSettings.idx('DEFAULT'))
     self.assertTrue(elastic.search().hits_total >= 1, "Elastic filtered query retrieved marker(s)")
Пример #15
0
def chicpeaSearch(request, url):
    queryDict = request.GET
    targetIdx = queryDict.get("targetIdx")
    blueprint = {}
    hic = []
    addList = []
    searchType = 'gene'
    searchTerm = queryDict.get("searchTerm").upper()

    if targetIdx not in utils.tissues:
        for idx in getattr(chicp_settings, 'TARGET_IDXS'):
            elasticJSON = Search(idx=idx).get_mapping(mapping_type="gene_target")
            tissueList = list(elasticJSON[idx]['mappings']['gene_target']['_meta']['tissue_type'].keys())
            utils.tissues[idx] = tissueList

    if queryDict.get("region") or re.match(r"(.*):(\d+)-(\d+)", queryDict.get("searchTerm")):
        searchType = 'region'
        region = queryDict.get("searchTerm")
        if queryDict.get("region"):
            region = queryDict.get("region")
        else:
            searchTerm = ""
        mo = re.match(r"(.*):(\d+)-(\d+)", region)
        (chrom, segmin, segmax) = mo.group(1, 2, 3)
        chrom = chrom.replace('chr', "")
    if re.search("^rs[0-9]+", queryDict.get("searchTerm").lower()):
        searchTerm = queryDict.get("searchTerm").lower()
        addList.append(_find_snp_position(queryDict.get("snp_track"), searchTerm))
        if addList[0].get("error"):
            return JsonResponse({'error': addList[0]['error']})
        position = addList[0]['end']
        if searchType != 'region':
            searchType = 'snp'

    logger.warn("### "+searchType+" - "+searchTerm+' ###')

    if searchType == 'region':
        query_bool = BoolQuery()
        filter_bool = BoolQuery()
        if searchTerm and len(addList) == 0 and re.match(r"(.*):(\d+)-(\d+)", queryDict.get("searchTerm")) == None:
            query_bool.must([Query.query_string(searchTerm, fields=["name", "ensg"]),
                             Query.term("baitChr", chrom),
                             Query.term("oeChr", chrom),
                             RangeQuery("dist", gte=-2e6, lte=2e6)])
        else:
            query_bool.must([Query.term("baitChr", chrom),
                             Query.term("oeChr", chrom),
                             RangeQuery("dist", gte=-2e6, lte=2e6)])

        query_bool = _add_tissue_filter(query_bool, targetIdx)

        if len(addList) > 0:
            filter_bool.should([BoolQuery(must_arr=[RangeQuery("baitStart", lte=position),
                                                    RangeQuery("baitEnd", gte=position)]),
                                BoolQuery(must_arr=[RangeQuery("oeStart", lte=position),
                                                    RangeQuery("oeEnd", gte=position)])])
        else:
            filter_bool.should([BoolQuery(must_arr=[RangeQuery("baitStart", gte=segmin, lte=segmax),
                                                    RangeQuery("baitEnd", gte=segmin, lte=segmax)]),
                                BoolQuery(must_arr=[RangeQuery("oeStart", gte=segmin, lte=segmax),
                                                    RangeQuery("oeEnd", gte=segmin, lte=segmax)])])

        query = ElasticQuery.filtered_bool(query_bool, filter_bool, sources=utils.hicFields + utils.tissues[targetIdx])
        (hic, v1, v2) = _build_hic_query(query, targetIdx, segmin, segmax)
        # print(hic)

        if len(hic) == 0:
            retJSON = {'error': queryDict.get("searchTerm")+' does not overlap any bait/target regions in this dataset.'}
            return JsonResponse(retJSON)

    elif searchType == 'snp':
        if len(addList) > 0:
            chrom = addList[0]['chr']

            query_bool = BoolQuery()
            query_bool.must([Query.term("baitChr", chrom),
                             Query.term("oeChr", chrom),
                             RangeQuery("dist", gte=-2e6, lte=2e6)])
            query_bool = _add_tissue_filter(query_bool, targetIdx)

            filter_bool = BoolQuery()
            filter_bool.should([BoolQuery(must_arr=[RangeQuery("baitStart", lte=position),
                                                    RangeQuery("baitEnd", gte=position)]),
                                BoolQuery(must_arr=[RangeQuery("oeStart", lte=position),
                                                    RangeQuery("oeEnd", gte=position)])])

            query = ElasticQuery.filtered_bool(query_bool, filter_bool,
                                               sources=utils.hicFields + utils.tissues[targetIdx])
            hic, segmin, segmax = _build_hic_query(query, targetIdx)

            if len(hic) == 0:
                retJSON = {'error': 'Marker '+searchTerm+' does not overlap any bait/target regions in this dataset.'}
                return JsonResponse(retJSON)
    else:
        query_bool = BoolQuery()
        query_bool.must([RangeQuery("dist", gte=-2e6, lte=2e6)])
        query_bool = _add_tissue_filter(query_bool, targetIdx)
        query = ElasticQuery.filtered_bool(Query.query_string(searchTerm, fields=["name", "ensg", "oeName"]),
                                           query_bool, sources=utils.hicFields + utils.tissues[targetIdx])

        hic, segmin, segmax = _build_hic_query(query, targetIdx)

        if len(hic) == 0:
            retJSON = {'error': 'Gene name '+searchTerm+' not found in this dataset.'}
            return JsonResponse(retJSON)
        chrom = hic[0]['baitChr']

    try:
        chrom
    except NameError:
        retJSON = {'error': 'No chromosome defined for search'}
        return JsonResponse(retJSON)

    # get genes based on this segment
    genes = _build_gene_query(chrom, segmin, segmax)
    (snps, snpMeta) = _build_snp_query(queryDict.get("snp_track"), chrom, segmin, segmax)
    frags = _build_frags_query(getattr(chicp_settings, 'DEFAULT_FRAG'), chrom, segmin, segmax)

    addList = utils.makeRelative(int(segmin), int(segmax), ['start', 'end'], addList)

    retJSON = {"hic": hic,
               "frags": frags,
               "meta": {"ostart": int(segmin),
                        "oend": int(segmax),
                        "rstart": 1,
                        "rend": int(segmax) - int(segmin),
                        "rchr": str(chrom),
                        "tissues": utils.tissues[targetIdx]},
               "snps": snps,
               "snp_meta": snpMeta,
               "genes": genes,
               "region": str(chrom) + ":" + str(segmin) + "-" + str(segmax),
               "blueprint": blueprint,
               "extra": addList
               }

    response = JsonResponse(retJSON)
    return response
Пример #16
0
def chicpeaSearch(request, url):
    queryDict = request.GET
    user = request.user
    targetIdx = queryDict.get("targetIdx")
    blueprint = {}
    hic = []
    addList = []
    searchType = 'gene'
    searchTerm = queryDict.get("searchTerm").upper()
    searchTerm = searchTerm.replace(",", "")
    searchTerm = searchTerm.replace("..", "-")
    snpTrack = queryDict.get("snp_track")

    (idx_keys_auth, idx_type_keys_auth) = get_authenticated_idx_and_idx_types(
                                            user=user, idx_keys=None, idx_type_keys=None)

    if snpTrack:
        mo = re.match(r"(.*)-(.*)", snpTrack)
        (group, track) = mo.group(1, 2)  # @UnusedVariable
        if group != 'ud' and 'CP_STATS_'+group.upper()+'.'+snpTrack.upper() not in idx_type_keys_auth:
            snpTrack = None

    if targetIdx not in utils.tissues:
        for target in getattr(chicp_settings, 'CP_TARGET'):
            if 'CP_TARGET_'+target not in idx_keys_auth:
                if targetIdx == target:
                    retJSON = {'error': 'Sorry, you do not have permission to view this dataset.'}
                    return JsonResponse(retJSON)
                continue
            elasticJSON = Search(idx=ElasticSettings.idx('CP_TARGET_'+target)).get_mapping(mapping_type="gene_target")
            tissueList = list(elasticJSON[ElasticSettings.idx('CP_TARGET_'+target)]
                              ['mappings']['gene_target']['_meta']['tissue_type'].keys())
            utils.tissues['CP_TARGET_'+target] = tissueList

    if queryDict.get("region") or re.match(r"(.*):(\d+)-(\d+)", searchTerm):
        searchType = 'region'
        region = searchTerm
        if queryDict.get("region"):
            region = queryDict.get("region")
        else:
            searchTerm = ""
        mo = re.match(r"(.*):(\d+)-(\d+)", region)
        (chrom, segmin, segmax) = mo.group(1, 2, 3)
        chrom = chrom.replace('chr', "")
        chrom = chrom.replace('CHR', "")
    if re.search("^rs[0-9]+", searchTerm.lower()):
        searchTerm = searchTerm.lower()
        addList.append(_find_snp_position(snpTrack, searchTerm))
        if addList[0].get("error"):
            return JsonResponse({'error': addList[0]['error']})
        position = addList[0]['end']
        if searchType != 'region':
            searchType = 'snp'

    logger.warn("### "+searchType+" - "+searchTerm+' ###')

    if searchType == 'region':
        query_bool = BoolQuery()
        filter_bool = BoolQuery()
        if searchTerm and len(addList) == 0 and re.match(r"(.*):(\d+)-(\d+)",
                                                         queryDict.get("searchTerm").replace(",", "")) == None:
            query_bool.must([Query.query_string(searchTerm, fields=["name", "ensg"]),
                             Query.term("baitChr", chrom),
                             Query.term("oeChr", chrom),
                             RangeQuery("dist", gte=-2e6, lte=2e6)])
        else:
            query_bool.must([Query.term("baitChr", chrom),
                             Query.term("oeChr", chrom),
                             RangeQuery("dist", gte=-2e6, lte=2e6)])

        query_bool = _add_tissue_filter(query_bool, targetIdx)

        if len(addList) > 0:
            filter_bool.should([BoolQuery(must_arr=[RangeQuery("baitStart", lte=position),
                                                    RangeQuery("baitEnd", gte=position)]),
                                BoolQuery(must_arr=[RangeQuery("oeStart", lte=position),
                                                    RangeQuery("oeEnd", gte=position)])])
        else:
            filter_bool.should([BoolQuery(must_arr=[RangeQuery("baitStart", gte=segmin, lte=segmax),
                                                    RangeQuery("baitEnd", gte=segmin, lte=segmax)]),
                                BoolQuery(must_arr=[RangeQuery("oeStart", gte=segmin, lte=segmax),
                                                    RangeQuery("oeEnd", gte=segmin, lte=segmax)])])

        query = ElasticQuery.filtered_bool(query_bool, filter_bool,
                                           sources=utils.hicFields + utils.tissues['CP_TARGET_'+targetIdx])
        (hic, v1, v2) = _build_hic_query(query, targetIdx, segmin, segmax)  # @UnusedVariable

        if "error" in hic:
            return JsonResponse(hic)
        if len(hic) == 0:
            retJSON = {'error': queryDict.get("searchTerm")+' does not overlap any bait/target regions in this dataset.'}
            return JsonResponse(retJSON)

    elif searchType == 'snp':
        if len(addList) > 0:
            chrom = addList[0]['chr']

            query_bool = BoolQuery()
            query_bool.must([Query.term("baitChr", chrom),
                             Query.term("oeChr", chrom),
                             RangeQuery("dist", gte=-2e6, lte=2e6)])
            query_bool = _add_tissue_filter(query_bool, targetIdx)

            filter_bool = BoolQuery()
            filter_bool.should([BoolQuery(must_arr=[RangeQuery("baitStart", lte=position),
                                                    RangeQuery("baitEnd", gte=position)]),
                                BoolQuery(must_arr=[RangeQuery("oeStart", lte=position),
                                                    RangeQuery("oeEnd", gte=position)])])

            query = ElasticQuery.filtered_bool(query_bool, filter_bool,
                                               sources=utils.hicFields + utils.tissues['CP_TARGET_'+targetIdx])
            hic, segmin, segmax = _build_hic_query(query, targetIdx)

            if "error" in hic:
                return JsonResponse(hic)
            if len(hic) == 0:
                retJSON = {'error': 'Marker '+searchTerm+' does not overlap any bait/target regions in this dataset.'}
                return JsonResponse(retJSON)
    else:
        # geneQuery = ElasticQuery.query_string(searchTerm, fields=["gene_name"])
        geneQuery = ElasticQuery.filtered(Query.match_all(), Filter(Query.match("gene_name", searchTerm).query_wrap()))
        resultObj = Search(idx=getattr(chicp_settings, 'CP_GENE_IDX') + '/genes/',
                           search_query=geneQuery, size=0, qsort=Sort('seqid:asc,start')).search()
        if resultObj.hits_total > 1:
            geneResults = []
            resultObj2 = Search(idx=getattr(chicp_settings, 'CP_GENE_IDX') + '/genes/', search_query=geneQuery,
                                size=(resultObj.hits_total+1), qsort=Sort('seqid:asc,start')).search()

            docs = resultObj2.docs
            gene_ids = [getattr(doc, 'attr')['gene_id'][1:-1] for doc in docs]

            query = ElasticQuery.filtered(Query.match_all(), TermsFilter.get_terms_filter('ensg', gene_ids))
            agg = Agg('ensg_agg', "terms", {"field": "ensg", "size": 0})
            res = Search(idx=ElasticSettings.idx('CP_TARGET_'+targetIdx), search_query=query, aggs=Aggs(agg),
                         size=0).search()

            ensg_count = res.aggs['ensg_agg'].get_buckets()
            gene_ids = [g['key'] for g in ensg_count]

            for d in resultObj2.docs:
                if getattr(d, "attr")["gene_id"].replace('\"', '') in gene_ids:
                    geneResults.append({
                        'gene_name': getattr(d, "attr")["gene_name"].replace('\"', ''),
                        'gene_id': getattr(d, "attr")["gene_id"].replace('\"', ''),
                        'location': "chr" + getattr(d, "seqid") + ":" +
                        locale.format_string("%d", getattr(d, "start"), grouping=True) + ".." +
                        locale.format_string("%d", getattr(d, "end"), grouping=True),
                    })

            if len(geneResults) == 0:
                retJSON = {'error': 'Gene name '+searchTerm+' not found in this dataset.'}
                return JsonResponse(retJSON)
            elif len(geneResults) > 1:
                retJSON = {
                    'error': 'Gene name <strong>'+searchTerm+'</strong> returns too many hits, please select your prefered result from the list below.',
                    'results': geneResults,
                    'cols': ['HGNC Symbol', 'Ensembl Gene ID', 'Location']
                }
                return JsonResponse(retJSON)

        query_bool = BoolQuery()
        query_bool.must([RangeQuery("dist", gte=-2e6, lte=2e6)])
        query_bool = _add_tissue_filter(query_bool, targetIdx)
        query = ElasticQuery.filtered_bool(Query.query_string(searchTerm, fields=["name", "ensg", "oeName"]),
                                           query_bool, sources=utils.hicFields + utils.tissues['CP_TARGET_'+targetIdx])

        (hic, segmin, segmax) = _build_hic_query(query, targetIdx)

        if "error" in hic:
            return JsonResponse(hic)
        if len(hic) == 0:
            retJSON = {'error': 'Gene name '+searchTerm+' not found in this dataset.'}
            return JsonResponse(retJSON)
        chrom = hic[0]['baitChr']

    try:
        chrom
    except NameError:
        retJSON = {'error': 'No chromosome defined for search'}
        return JsonResponse(retJSON)

    # get genes based on this segment
    genes = _build_gene_query(chrom, segmin, segmax)
    (snps, snpMeta) = _build_snp_query(snpTrack, chrom, segmin, segmax)
    frags = _build_frags_query(getattr(chicp_settings, 'DEFAULT_FRAG'), chrom, segmin, segmax)

    addList = utils.makeRelative(int(segmin), int(segmax), ['start', 'end'], addList)

    retJSON = {"hic": hic,
               "frags": frags,
               "meta": {"ostart": int(segmin),
                        "oend": int(segmax),
                        "rstart": 1,
                        "rend": int(segmax) - int(segmin),
                        "rchr": str(chrom),
                        "tissues": utils.tissues['CP_TARGET_'+targetIdx]},
               "snps": snps,
               "snp_meta": snpMeta,
               "genes": genes,
               "region": str(chrom) + ":" + str(segmin) + "-" + str(segmax),
               "blueprint": blueprint,
               "extra": addList
               }

    response = JsonResponse(retJSON)
    return response