Cell Cycle(brief Summary)

  • July 2020
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The cell cycle Brief summary

Regulation of the Cell Cycle Regulatory signals Check-points Cyclins – CDKs – CKI(INK4 proteins + Cip/Kip family )

Cell-Cycle Checkpoints

Progression regulatory of cell cyclye • • • • •

1.Cyclin binding 2.CDk phosphorylations state 3.Cdk inhibitors 4.Controlled proteolysis 5.Sub cellular localization

Oncogene - tumorsuppressor gene G0

PDGFR

EGFR Cyclin D CDK4,6

G1a M p16, p15 p21 p27

p53

Cyclin A,B CDK2

G1c

pRB

G2

E2F

p21 p27

G1d

S Cyclin A CDK2

Cyclin E CDK2

G1b

Cyclin E CDK2

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