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:	S260
P-Site Sequence:	PRRGQNRSARIAKQL
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	S260	PRRGQNRSARIAKQL	100 / 9 AA	106
Phosphosite 1:	C8orf58	Q8NAV2	S137	SLSGQHRSLRLASKP	66 / 9 AA	40
Phosphosite 2:	ZC3H14	Q6PJT7	T405	VVQGQSRTPRISPPI	55 / 9 AA	83
Phosphosite 3:	PDLIM7	Q9NR12	S166	PGTGQSRSFRILAHL	75 / 8 AA	50
Phosphosite 4:	TMEM16H	Q9HCE9	S716	QRRQNRSSWIDPPEE	71 / 7 AA	136
Phosphosite 5:	TRIM56	Q9BRZ2	S507	RMPGDKRSPRITGLC	55 / 9 AA	81
Phosphosite 6:	TMEM16H	Q9HCE9	S715	RQRRQNRSSWIDPPE	71 / 7 AA	136
Phosphosite 7:	MEST	Q5EB52	S165	YRYKQNRSGRLTIKS	62 / 8 AA	39
Phosphosite 8:	C20orf194	Q5TEA3	S810	LEAQQNRSARQSAYI	100 / 6 AA	132
Phosphosite 9:	ANKRD17	O75179	S2432	VPIGTERSARIRQTG	75 / 8 AA	274
Phosphosite 10:	Chk1	O14757	S251	KILVENPSARITIPD	62 / 8 AA	54
Phosphosite 11:	PTGDR	Q13258	S92	AAYAQNRSLRVLAPA	62 / 8 AA	40
Phosphosite 12:	ZNF512	Q96ME7	S342	GGRVQRRSAKIAVYH	75 / 8 AA	65
Phosphosite 13:	TRIM33	Q9UPN9	S871	IRSLMHRSARIGGDG	62 / 8 AA	123
Phosphosite 14:	WHSC1	O96028	S258	KLKGQKKSARQYHVQ	71 / 7 AA	152
Phosphosite 15:	ZNF512	Q96ME7	S22	TTFKQQRSTRIVGAK	62 / 8 AA	65
Phosphosite 16:	ZNF512	Q96ME7	T23	TFKQQRSTRIVGAKN	62 / 8 AA	65
Phosphosite 17:	Hoxd10	P28358	S87	SWTDPNRSCRIEQPV	55 / 9 AA	38
Phosphosite 18:	CABP1	Q9NZU7	S221	SAFGQDRSLRPEEIE	71 / 7 AA	40
Phosphosite 19:	FREM3	P0C091	S942	HPNVANRSPRISLRS	71 / 7 AA	238
Phosphosite 20:	WDR6	Q9NNW5	S232	ATASEDRSVRIWKVG	50 / 8 AA	122