TTTY21B, Official Symbol TTTY21Bprovided by HGNC Official Full Name testis expressed transcript, Y-linked 21Bprovided by HGNC Primary source HGNC:HGNC:37980 See related AllianceGenome:HGNC:37980 Gene type ncRNA RefSeq status VALIDATED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Expression Low expression observed in reference dataset See more