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:	Y173
P-Site Sequence:	ERTCELIYLTQPSSS
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	Y173	ERTCELIYLTQPSSS	100 / 9 AA	106
Phosphosite 1:	ARHGEF5	Q12774	Y1370	RRTEELIYLSQKIEF	85 / 7 AA	177
Phosphosite 2:	AlphaK3	Q96QP1	Y1191	GNGKGLIYLTDPQIH	75 / 8 AA	139
Phosphosite 3:	HSP90B1	P14625	T569	GYEVIYLTEPVDEYC	71 / 7 AA	92
Phosphosite 4:	TPK1	Q9H3S4	Y163	IQEESLIYLLQPGKH	85 / 7 AA	27
Phosphosite 5:	RG9MTD2	Q8TBZ6	Y185	IKKEDLIYLTSDSPN	83 / 6 AA	40
Phosphosite 6:	NKRF	O15226	Y250	EVRCQNIYLTTGYAG	71 / 7 AA	78
Phosphosite 7:	LRRC16A	Q5VZK9	Y186	QWDVDTIYLTQDTRE	62 / 8 AA	152
Phosphosite 8:	IKZF1	Q13422	Y413	EQRSGLIYLTNHIAP	55 / 9 AA	58
Phosphosite 9:	LLGL2	Q6P1M3	Y145	HSSCELLYLGTESGN	83 / 6 AA	113
Phosphosite 10:	ATP8A2	Q9NTI2	Y19	EAPARTIYLNQPHLN	83 / 6 AA	129
Phosphosite 11:	ZNF806	P0C7X5	Y64	LQGKGLIYLSQEELH	83 / 6 AA	68
Phosphosite 12:	MANBA	O00462	Y620	RTFKDTIYLTQVMQA	71 / 7 AA	101
Phosphosite 13:	RAPGEF5	Q92565	Y371	IHEQELIYFTFSRQG	83 / 6 AA	68
Phosphosite 14:	INTS1	Q8N201	S1071	SAYLIYLSQHTPVEE	83 / 6 AA	244
Phosphosite 15:	CECR2	Q9BXF3	Y994	VGTSEGVYLTQLPHP	62 / 8 AA	164
Phosphosite 16:	ARHGEF5	Q12774	S1372	TEELIYLSQKIEFEC	83 / 6 AA	177
Phosphosite 17:	KCNMA1	Q12791	T1029	PDTELYLTQPFACGT	83 / 6 AA	138
Phosphosite 18:	ZNF806	P0C7X5	S66	GKGLIYLSQEELHCW	83 / 6 AA	68
Phosphosite 19:	KCNMA1	Q12791	Y1027	DDPDTELYLTQPFAC	83 / 6 AA	138
Phosphosite 20:	KLHDC1	Q8N7A1	T338	NDLLIFQTQPYSLLR	71 / 7 AA	47