>sp|P42772-2|CDN2B_HUMAN Isoform 2 of Cyclin-dependent kinase 4 inhibitor B OS=Homo sapiens OX=9606 GN=CDKN2B MREENKGMPSGGGSDEGLASAAARGLVEKVRQLLEAGADPNGVNRFGRRAIQVAGAPGPR RQGARERGARPRRIGAGT