Antibody	Company	Cat. No.
CCNA	a kind gift of Michele Pagano
CCNB	Invitrogen	AHF‐0052
CCNE1	Merck Millipore	05‐363
CCNF (C‐20)	Santa Cruz	sc‐952
Cdc6 (180.2)	Santa Cruz	sc‐9964
Chk1 (2G1D5)	Cell Signalling Technologies	2360S
E2F1	Santa Cruz	sc‐251
E2F3 (PG37)	Santa Cruz	sc‐69684
Exo1	GeneTex	GTX109891
Geminin (FL‐249)	Santa Cruz	sc‐13015
GFP	Roche	11814‐460‐001
γ‐H2AX(Ser139)	Novus Biologicals	NB 100‐2280
H3	Cell Signalling Technologies	9715
HA‐HRP	Roche	12013819001
KAP1	Abcam	ab10484
MTBP (K20)	Santa Cruz	sc‐47173
p53 (DO‐1)	Santa Cruz	sc‐126
p53R2 (C‐18)	Santa Cruz	sc‐10843
pCDK1 (Thr14/Tyr15)	Santa Cruz	sc‐12340
pCHK1 S296	Abcam	ab79758
pCHK1 S317	GeneTex	GTX22834
PCNA (PC10)	Santa Cruz	sc‐56
pHistone H3 (Ser10)	Millipore	06‐570
pKAP1 S824	Abcam	ab70369
pp53 (Ser15)	Cell Signalling Technologies	9284
pRPA32(S4/S8)	Bethyl	A300‐245A‐T
pRPA32(ser33)	Bethyl	A300‐246A‐M
P‐ser CDKs substrate	Cell Signalling Technologies	9477S
RPA32 (9H8)	Abcam	ab‐2175
RRM1 (T‐16)	Santa Cruz	sc‐11733
Skp1 P19	Santa Cruz	sc‐5281