>sp|P15206|CCNB_MARGL G2/mitotic-specific cyclin-B OS=Marthasterias glacialis MLNGENVDSRIMGKVATRASSKGVKSTLGTRGALENISNVARNNLQAGAKKELVKAKRGM TKSKATSSLQSVMGLNVEPMEKAKPQSPEPMDMSEINSALEAFSQNLLEGVEDIDKNDFD NPQLCSEFVNDIYQYMRKLEREFKVRTDYMTIQEITERMRSILIDWLVQVHLRFHLLQET LFLTIQILDRYLEVQPVSKNKLQLVGVTSMLIAAKYEEMYPPEIGDFVYITDNAYTKAQI RSMECNILRRLDFSLGKPLCIHFLRRNSKAGGVDGQKHTMAKYLMELTLPEYAFVPYDPS EIAAAALCLSSKILEPDMEWGTTLVHYSAYSEDHLMPIVQKMALVLKNAPTAKFQAVRKK YSSAKFMNVSTISALTSSTVMDLADQMC