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:	S780
P-Site Sequence:	STRPPTLSPIPHIPR
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	S780	STRPPTLSPIPHIPR	100 / 9 AA	106
Phosphosite 1:	Rb	P06400	T778	YASTRPPTLSPIPHI	100 / 7 AA	106
Phosphosite 2:	NuaK2	Q9H093	S430	QEDPPELSPIPASPG	87 / 8 AA	70
Phosphosite 3:	MED13L	Q71F56	S560	SPLPPTLSPQPRGQE	77 / 9 AA	243
Phosphosite 4:	Smad2	Q15796	S255	ELSPTTLSPVNHSLD	66 / 9 AA	52
Phosphosite 5:	AFF2	P51816	S779	SNEEPTFSPIPVMQT	85 / 7 AA	145
Phosphosite 6:	ARSD	P51689	S556	SEHRQTLSPVPQQFS	71 / 7 AA	65
Phosphosite 7:	HTT	P42858	S1179	PSLTNPPSLSPIRRK	85 / 7 AA	348
Phosphosite 8:	TTLL5	Q6EMB2	T1078	SSASAPPTLRPIISP	85 / 7 AA	143
Phosphosite 9:	NOL1	P46087	S786	GPQPPTVSPIRSSRP	85 / 7 AA	89
Phosphosite 10:	PPP2R3A	Q06190	S692	PSSPRPLSPVPHVNN	66 / 9 AA	130
Phosphosite 11:	COL15A1	P39059	S1195	SPPPPALSSNPHQLL	66 / 9 AA	142
Phosphosite 12:	Rb-like 1	P28749	S964	MMDAPPLSPFPHIKQ	75 / 8 AA	121
Phosphosite 13:	ZNF541	Q9H0D2	S1020	YTPPPMLSPIREGSG	85 / 7 AA	148
Phosphosite 14:	CAMTA2	O94983	T262	EPRALTLTSIPHAHP	71 / 7 AA	132
Phosphosite 15:	NOL1	P46087	T784	PKGPQPPTVSPIRSS	85 / 7 AA	89
Phosphosite 16:	BRPF3	Q9ULD4	T858	ESPPEPPTLKPINDS	85 / 7 AA	136
Phosphosite 17:	FOXH1	O75593	S244	AIGPSTLSPEPRAWP	66 / 9 AA	39
Phosphosite 18:	AHDC1	Q5TGY3	S1549	LLSDLTLSPVPRDSL	71 / 7 AA	168
Phosphosite 19:	CACNA1G	O43497	S1879	ELEMKTLSPQPHSPL	85 / 7 AA	262
Phosphosite 20:	PHC3	Q8NDX5	S616	TPPPPTLSPAAITVG	100 / 6 AA	106