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:	S842
P-Site Sequence:	IGESFGTSEKFQKIN
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	S842	IGESFGTSEKFQKIN	100 / 9 AA	106
Phosphosite 1:	Rb	P06400	T841	SIGESFGTSEKFQKI	100 / 8 AA	106
Phosphosite 2:	C5	P01031	T514	GKIIHFGTREKFSDA	85 / 7 AA	188
Phosphosite 3:	PDCD11	Q14690	S1704	LADIYAKSEKFQEAG	62 / 8 AA	209
Phosphosite 4:	KIAA0895	Q8NCT3	S59	AKLKFSTSEKLHWPE	62 / 8 AA	61
Phosphosite 5:	EBF4	Q9BQW3	S586	PDQSFEDSDKFHSPA	55 / 9 AA	64
Phosphosite 6:	CCDC33	Q8N5R6	S856	PDLLSGTSDKFNLLA	83 / 6 AA	107
Phosphosite 7:	FREM3	P0C091	S1850	PDNEYETSETFQIIL	62 / 8 AA	238
Phosphosite 8:	POLK	Q9UBT6	S596	NKQSFQTSQPFQVLK	66 / 9 AA	99
Phosphosite 9:	RELN	P78509	S1719	TESSIYTSERFQNWK	66 / 9 AA	388
Phosphosite 10:	SNRK	Q9NRH2	S162	KLTDFGFSNKFQPGK	75 / 8 AA	84
Phosphosite 11:	BAT2	P48634	S1765	PPVQFGTSDKDSDLR	83 / 6 AA	229
Phosphosite 12:	CXXC6	Q8NFU7	S1383	CSSSFGTSEFSTVDS	100 / 6 AA	235
Phosphosite 13:	CXXC6	Q8NFU7	T1382	VCSSSFGTSEFSTVD	100 / 6 AA	235
Phosphosite 14:	HYLS1	Q96M11	S151	KESSFDVSQKFNLPH	62 / 8 AA	34
Phosphosite 15:	SNX11	Q9Y5W9	S92	KSTFFGTSDEFIEKR	71 / 7 AA	30
Phosphosite 16:	PZP	P20742	S551	DGEVVGDSEKFEIEN	71 / 7 AA	164
Phosphosite 17:	SYNRG	Q9UMZ2	S936	KETSFGSSENITMTS	62 / 8 AA	141
Phosphosite 18:	SYNRG	Q9UMZ2	S935	KKETSFGSSENITMT	62 / 8 AA	141
Phosphosite 19:	NCOA4	Q13772	S325	ENGSRETSEKFKLLF	66 / 9 AA	70
Phosphosite 20:	POLR3A	O14802	T62	VLDHRMGTSEKDRPC	83 / 6 AA	156