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:	ARHGAP21
Human P-Site:	S285
P-Site Sequence:	EKVVDLLSNRNNHTG
UniProt:	Q5T5U3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ARHGAP21	Q5T5U3	S285	EKVVDLLSNRNNHTG	100 / 9 AA	217
Phosphosite 1:	TGM7	Q96PF1	S16	LESVDLQSSRNNKEH	77 / 9 AA	80
Phosphosite 2:	TGM1	P22735	S119	VNGVDLLSSRSDQNR	66 / 9 AA	90
Phosphosite 3:	OR4D6	Q8NGJ1	S87	KFLVDLLSDRKTISY	66 / 9 AA	36
Phosphosite 4:	PDE4DIP	Q5VU43	S632	RMLQDLLSDRNKQVL	75 / 8 AA	130
Phosphosite 5:	EEA1	Q15075	S1065	LAQEDLISNRNQIGN	85 / 7 AA	162
Phosphosite 6:	STAG3	Q9UJ98	T675	SQLVDLLTDRFQQEL	71 / 7 AA	139
Phosphosite 7:	PMS1	P54277	S567	VTAYDLLSNRVIKKP	100 / 6 AA	106
Phosphosite 8:	TGM5	O43548	S14	VALTDLQSSRNNVRH	66 / 9 AA	81
Phosphosite 9:	SNX25	Q9H3E2	S147	KPVVELLSNPDYINQ	55 / 9 AA	98
Phosphosite 10:	COBL	O75128	S558	PVDSGLFSNRNNNAG	75 / 8 AA	136
Phosphosite 11:	OR4D2	P58180	S87	KMLVDLLSEKKTISY	55 / 9 AA	35
Phosphosite 12:	BCAR3	O75815	S29	ASSMDLLSSRSPLAE	62 / 8 AA	93
Phosphosite 13:	UNC80	Q8N2C7	S94	HCTATLLSNRNKLGH	85 / 7 AA	363
Phosphosite 14:	Tiam1	Q13009	S347	TTDTDLLSRRSNATN	66 / 9 AA	178
Phosphosite 15:	TGM7	Q96PF1	S17	ESVDLQSSRNNKEHH	75 / 8 AA	80
Phosphosite 16:	TGM1	P22735	S120	NGVDLLSSRSDQNRR	62 / 8 AA	90
Phosphosite 17:	KCTD10	Q9H3F6	Y165	KPAVKLLYNRSNNKY	66 / 9 AA	35
Phosphosite 18:	TNFAIP1	Q13829	Y162	KPVVKLLYNRSNNKY	66 / 9 AA	36
Phosphosite 19:	ANXA9	O76027	T69	SAIVDVLTNRSREQR	62 / 8 AA	38
Phosphosite 20:	ARID2	Q68CP9	S251	NEVRDLISDRNKSHE	62 / 8 AA	197