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:	T58
P-Site Sequence:	ETEEPDFTALCQKLK
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	T58	ETEEPDFTALCQKLK	100 / 9 AA	106
Phosphosite 1:	UNC13C	Q8NB66	S554	SRSESDFSKLCQSYS	66 / 9 AA	251
Phosphosite 2:	CCHCR1	Q8TD31	T327	DSLEPEFTRKCQSLL	66 / 9 AA	89
Phosphosite 3:	FAM134B	Q9H6L5	S286	DDSELDFSALCPKIS	66 / 9 AA	55
Phosphosite 4:	Cbl-b	Q13191	T342	RSYNPDLTGLCEPTP	62 / 8 AA	109
Phosphosite 5:	Cbl	P22681	T350	RNQNPDLTGLCEPTP	62 / 8 AA	100
Phosphosite 6:	KLHL22	Q53GT1	T8	MAEEQEFTQLCKLPA	62 / 8 AA	72
Phosphosite 7:	EPHA7	Q15375	T923	DQNTPDFTTFCSVGE	71 / 7 AA	112
Phosphosite 8:	LZTS1	Q9Y250	Y82	RGSHHPDYTALSSGD	71 / 7 AA	66
Phosphosite 9:	LZTS1	Q9Y250	T83	GSHHPDYTALSSGDL	71 / 7 AA	66
Phosphosite 10:	REC8	O95072	S499	ANREPDFSSLVSPLS	62 / 8 AA	63
Phosphosite 11:	PLCG1	P19174	Y771	IGTAEPDYGALYEGR	62 / 8 AA	149
Phosphosite 12:	MORC2	Q9Y6X9	T899	LRIEPDTTALSTNHE	75 / 8 AA	118
Phosphosite 13:	KDM1	O60341	T488	KSKHRDLTALCKEYD	62 / 8 AA	93
Phosphosite 14:	MORC2	Q9Y6X9	T898	CLRIEPDTTALSTNH	75 / 8 AA	118
Phosphosite 15:	SPAG5	Q96R06	T427	CGRPPDLTALSRHDL	62 / 8 AA	134
Phosphosite 16:	KIAA0947	Q9Y2F5	T769	TLNKPDFTSLIGSQA	71 / 7 AA	248
Phosphosite 17:	MKS1	Q9NXB0	T243	ITVKPDFTGLKGPYR	71 / 7 AA	65
Phosphosite 18:	POU5F1B	Q06416	T330	GYGSPHFTALYSSVP	71 / 7 AA	39
Phosphosite 19:	POU5F1	Q01860	T331	GYGSPHFTALYSSVP	71 / 7 AA	39
Phosphosite 20:	KIAA0947	Q9Y2F5	S770	LNKPDFTSLIGSQAA	71 / 7 AA	248