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:	RGS21
Human P-Site:	S123
P-Site Sequence:	YCLMAKDSFPRFLKS
UniProt:	Q2M5E4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RGS21	Q2M5E4	S123	YCLMAKDSFPRFLKS	100 / 9 AA	18
Phosphosite 1:	RGS1	Q08116	S186	YTLMEKDSYPRFLKS	77 / 9 AA	24
Phosphosite 2:	RGS8	P57771	S158	HSLMEKDSYPRFLRS	77 / 9 AA	21
Phosphosite 3:	RGS3	P49796	S1175	FGLMEKDSYPRFLRS	77 / 9 AA	132
Phosphosite 4:	RGS16	O15492	S167	RTLMEKDSYPRFLKS	77 / 9 AA	23
Phosphosite 5:	RGS5	O15539	S166	HALMEKDSLPRFVRS	77 / 9 AA	21
Phosphosite 6:	RGS11	O94810	S404	YMLMKKDSYPRFLKS	77 / 9 AA	53
Phosphosite 7:	RGS13	O14921	S136	YMHMERDSYPRFLKS	66 / 9 AA	19
Phosphosite 8:	RGS17	Q9UGC6	S186	YTLMHRDSFPRFLNS	77 / 9 AA	24
Phosphosite 9:	GAIP	P49795	S192	YTLMHRDSYPRFLSS	66 / 9 AA	25
Phosphosite 10:	RGS4	P49798	S164	FNLMEKDSYRRFLKS	66 / 9 AA	23
Phosphosite 11:	RGS1	Q08116	Y187	TLMEKDSYPRFLKSD	75 / 8 AA	24
Phosphosite 12:	RGS8	P57771	Y159	SLMEKDSYPRFLRSK	75 / 8 AA	21
Phosphosite 13:	RGS3	P49796	Y1176	GLMEKDSYPRFLRSD	75 / 8 AA	132
Phosphosite 14:	RGS16	O15492	Y168	TLMEKDSYPRFLKSP	75 / 8 AA	23
Phosphosite 15:	RGS11	O94810	Y405	MLMKKDSYPRFLKSD	85 / 7 AA	53
Phosphosite 16:	PRPF40A	O75400	S466	KYKEAKESFQRFLEN	75 / 8 AA	109
Phosphosite 17:	ENTPD5	O75356	S114	LLEVAKDSIPRSHWK	75 / 8 AA	48
Phosphosite 18:	RGS7	P49802	S434	YKLMKSDSYPRFIRS	66 / 9 AA	58
Phosphosite 19:	RGS18	Q9NS28	S188	YQLMEQDSYTRFLKS	55 / 9 AA	28
Phosphosite 20:	RGS13	O14921	Y137	MHMERDSYPRFLKSE	62 / 8 AA	19