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:	S508
P-Site Sequence:	STSQNLDSGTDLSFP
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	S508	STSQNLDSGTDLSFP	100 / 9 AA	106
Phosphosite 1:	Rb	P06400	T510	SQNLDSGTDLSFPWI	100 / 7 AA	106
Phosphosite 2:	SALL4	Q9UJQ4	S491	GLPQNLSSGTNPKDL	75 / 8 AA	112
Phosphosite 3:	SALL4	Q9UJQ4	S490	VGLPQNLSSGTNPKD	75 / 8 AA	112
Phosphosite 4:	TNIK	Q9UKE5	S959	THSQEMDSGTEYGMG	55 / 9 AA	155
Phosphosite 5:	MUC11	Q9UKN1	S5462	PTLETVDSGTELHIQ	55 / 9 AA	96
Phosphosite 6:	HSPBAP1	Q96EW2	T376	QTGSQNLTTGTDKPE	75 / 8 AA	55
Phosphosite 7:	UBAP1	Q9NZ09	T330	ALNLDSGTEMPALTS	71 / 7 AA	55
Phosphosite 8:	C9orf144B	Q6ZU69	S421	SGGQDNDSGSDLQQK	66 / 9 AA	148
Phosphosite 9:	C9orf144A	Q63HN1	S151	SGGQDNDSGSDLQQK	66 / 9 AA	62
Phosphosite 10:	USP2	O75604	S142	TLTQKLDSQSDLARD	66 / 9 AA	68
Phosphosite 11:	CCDC111	Q96LW4	S161	DVLNLDSSTDEKFSR	85 / 7 AA	64
Phosphosite 12:	CCDC111	Q96LW4	S160	EDVLNLDSSTDEKFS	85 / 7 AA	64
Phosphosite 13:	DENND4A	Q7Z401	S1128	FDLEDLDSETDVSKA	55 / 9 AA	209
Phosphosite 14:	WRN	Q14191	S484	KSLENLNSGTVEPTH	71 / 7 AA	162
Phosphosite 15:	WDR70	Q9NW82	S377	HYKQAHDSGTDTSCV	75 / 8 AA	73
Phosphosite 16:	MED1	Q15648	S1463	YTPQNLDSESESGSS	62 / 8 AA	168
Phosphosite 17:	Pyrin	O15553	S273	KTAANLDSATEPRAR	71 / 7 AA	86
Phosphosite 18:	ARHGEF11	O15085	T227	DSGLDSGTERFPSLS	83 / 6 AA	168
Phosphosite 19:	C10orf78	Q86XK3	S194	CESQSLDSGSCSALQ	71 / 7 AA	36
Phosphosite 20:	EPB41L3	Q9Y2J2	T996	SSQVDPGTDLEPGVL	71 / 7 AA	121