chromosome 21 (human) has the same band as what genomic locus with an end base over 34391523?
(AND biology.genomic_locus (AND (ge biology.genomic_locus.end_base 34391523^^http://www.w3.org/2001/XMLSchema#integer) (JOIN biology.genomic_locus.band (JOIN (R biology.chromosome.band) m.02kwgm7))))