And while this feat should already be enough to warrant devoting a whole blog post to cohesin, you will shortly realize that this complex also performs a myriad of other
functions during the cell cycle, which really makes it «one ring to rule them all».
Cyclin D is synthesized
during the first stage of
cell replication and is believed to help drive the complex, multi-stage process, including interaction with the retinoblastoma (Rb) protein, whose
function is to prevent excessive
cell growth by inhibiting
cell cycle progression until a
cell is ready to divide.