Unlike cyclin G1 , cyclin G2 contains a C - terminal PEST protein destabilization motif , suggesting that cyclin G2 expression is tightly regulated through the cell cycle .
The nucleotide sequence of cyclin G1 and cyclin G2 are 53 % identical .
Unlike cyclin   , cyclin G2 contains a C - terminal PEST protein destabilization motif , suggesting that cyclin G2 expression is tightly regulated through the cell cycle .
The nucleotide sequence of cyclin G1 and cyclin G2 are 53 % identical .