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:	S895
P-Site Sequence:	SKHLPGESKFQQKLA
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	S895	SKHLPGESKFQQKLA	100 / 9 AA	106
Phosphosite 1:	PEX1	O43933	S1121	SEILPDESKFNMYRL	85 / 7 AA	143
Phosphosite 2:	GGN	Q86UU5	S109	GTLLPGPSKWQKPAG	75 / 8 AA	67
Phosphosite 3:	SNX22	Q96L94	S130	REFLPGDSSSQQHQR	66 / 9 AA	22
Phosphosite 4:	TTC7B	Q86TV6	S51	AELLLGESKLEQYLK	66 / 9 AA	94
Phosphosite 5:	TAF1L	Q8IZX4	S338	TMMVPVESKFSQSTG	66 / 9 AA	207
Phosphosite 6:	CC2D2A	Q9P2K1	S1061	PVRKPAVSKFQQPSR	75 / 8 AA	186
Phosphosite 7:	TNIK	Q9UKE5	S348	ILNLPGESTLRRDFL	55 / 9 AA	155
Phosphosite 8:	TAF1	P21675	S319	TMMAPVESKFSQSTG	75 / 8 AA	213
Phosphosite 9:	EXTL3	O43909	S625	PFDPVLPSEAKFLGS	71 / 7 AA	105
Phosphosite 10:	PHLDB1	Q86UU1	S381	QPTSIPGSPKFQPPV	62 / 8 AA	151
Phosphosite 11:	FARP2	O94887	S215	VGQTPAESDFQVLEI	71 / 7 AA	120
Phosphosite 12:	FARP1	Q9Y4F1	S211	IGQTPAESDFQLLEI	71 / 7 AA	119
Phosphosite 13:	KIAA1949	Q6NYC8	S228	SRLSPGESAYQKLGL	71 / 7 AA	68
Phosphosite 14:	SLC23A1	Q9UHI7	T25	DPSTPLPTEPKFDML	71 / 7 AA	65
Phosphosite 15:	FAM83B	Q5T0W9	S875	PSPGPVESKFLERAG	62 / 8 AA	115
Phosphosite 16:	TLE6	Q9H808	S145	PDALPGQSKRLAVPC	83 / 6 AA	50
Phosphosite 17:	KIAA1549	Q9HCM3	S966	PSFLVPESRFQVQTV	62 / 8 AA	203
Phosphosite 18:	ARID1B	Q8NFD5	S1009	DMMSPGESKLPLPLK	71 / 7 AA	236
Phosphosite 19:	DOCK1	Q14185	S252	SLYDPVESKFISENY	83 / 6 AA	215
Phosphosite 20:	ALB	P02768	Y425	LFEQLGEYKFQNALL	83 / 6 AA	69