Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	Rb
Human P-Site:	S612
P-Site Sequence:	MYLSPVRSPKKKGST
UniProt:	P06400
Intern. Prot. ID:	IPI00302829

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Rb	P06400	S612	MYLSPVRSPKKKGST	100 / 9 AA	106
Phosphosite 1:	TAF3	Q5VWG9	S301	MVGSPIRSPKTVSKE	85 / 7 AA	104
Phosphosite 2:	MYOM3	Q5VTT5	S557	SSESPVRSPRFAVLD	85 / 7 AA	162
Phosphosite 3:	Id2	Q02363	S9	KAFSPVRSVRKNSLS	66 / 9 AA	15
Phosphosite 4:	SMARCC1	Q92922	S310	KNEEPVRSPERRDRK	62 / 8 AA	123
Phosphosite 5:	PLEKHA6	Q9Y2H5	S476	RIYSPVRSPSARFER	100 / 6 AA	117
Phosphosite 6:	ESPN	B1AK53	S704	PALSPVRSPTPPAAG	85 / 7 AA	92
Phosphosite 7:	TRAF3IP3	Q9Y228	S445	DQALPVWSPKSFPNE	83 / 6 AA	64
Phosphosite 8:	ZFC3H1	O60293	S953	LDSSPVSSPRKHSAE	75 / 8 AA	226
Phosphosite 9:	TCF20	Q9UGU0	S356	QPEVPVRSPMQFHQN	71 / 7 AA	212
Phosphosite 10:	ID2B	Q14602	S9	KAFSPVRSIRKNSLL	66 / 9 AA	4
Phosphosite 11:	ZFC3H1	O60293	S952	RLDSSPVSSPRKHSA	75 / 8 AA	226
Phosphosite 12:	MICAL3	Q7RTP6	S300	QATSPIRSPQESALL	62 / 8 AA	110
Phosphosite 13:	SGK269	Q9H792	S495	HLEGPVNSPKTKSSS	66 / 9 AA	193
Phosphosite 14:	RIF1	Q5UIP0	S2348	IKTLPIRSPKVSNVK	83 / 6 AA	274
Phosphosite 15:	Gab1	Q13480	S551	ELQAPVRSPITRSFA	55 / 9 AA	77
Phosphosite 16:	UNC13B	O14795	S222	QFPVPVRSPQQLLLQ	71 / 7 AA	181
Phosphosite 17:	MAP1B	P46821	S2289	DKVSRVASPKKKESV	77 / 9 AA	271
Phosphosite 18:	C6orf152	Q86VQ0	S505	KLHSPERSPKTYRFS	85 / 7 AA	81
Phosphosite 19:	ELYS	Q8WYP5	S1996	KAVKEERSPKKKEAP	100 / 6 AA	252
Phosphosite 20:	Rnd1	Q92730	S202	PQKSPVRSLSKRLLH	66 / 9 AA	26