Immunogen sequence: TVSSDLENID TGVNSKVKSH VTIRRTVLEE IGNRVTTRAA QVAKKAQNTK VPVQPTKTTN VNKQLKPTAS VKPVQMEKLA PKGPSPTPED VSMKEENLCQ AFSDALLCKI EDIDNEDWEN PQLC. Cyclin B2 is a member of the cyclin family, specifically the B-type cyclins. The B-type cyclins,