CCNB1, Official Symbol CCNB1provided by HGNC Official Full Name cyclin B1provided by HGNC Primary source HGNC:HGNC:1579 See related Ensembl:ENSG00000134057 MIM:123836; AllianceGenome:HGNC:1579 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as CCNB Summary The protein encoded by this gene is a regulatory protein involved in mitosis. The gene product complexes with p34(cdc2) to form the maturation-promoting factor (MPF). The encoded protein is necessary for proper control of the G2/M transition phase of the cell cycle. [provided by RefSeq, Aug 2017] Expression Broad expression in lymph node (RPKM 19.4), testis (RPKM 14.8) and 21 other tissues See more Orthologs mouse all