what genomic locus has the band of human cytogenetic band 4q31.21 and has an end base of larger than 142874061?
(AND biology.genomic_locus (AND (gt biology.genomic_locus.end_base 142874061^^http://www.w3.org/2001/XMLSchema#integer) (JOIN biology.genomic_locus.band m.02kwlk0)))