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:	S702
P-Site Sequence:	SSENAGTSDLELPVS
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	S702	SSENAGTSDLELPVS	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	T701	QSSENAGTSDLELPV	100 / 8 AA	217
Phosphosite 2:	DIXDC1	Q155Q3	S511	SVSNRGTSDLQLVRD	77 / 9 AA	77
Phosphosite 3:	VPS52	Q8N1B4	S21	LVLRAGTSDMEEEEG	85 / 7 AA	82
Phosphosite 4:	CAD	P27708	S344	PEHQAGPSDMELLFD	75 / 8 AA	243
Phosphosite 5:	VPS52	Q8N1B4	T20	ELVLRAGTSDMEEEE	85 / 7 AA	82
Phosphosite 6:	DIXDC1	Q155Q3	T510	TSVSNRGTSDLQLVR	75 / 8 AA	77
Phosphosite 7:	SHROOM2	Q13796	S864	AAEKAGTSDLPRRLG	85 / 7 AA	176
Phosphosite 8:	ZNF79	Q15937	S145	GDSDHGTSDLEKSFN	100 / 6 AA	55
Phosphosite 9:	C13orf23	Q86XN7	S590	RGPHPGTSDLHISST	55 / 9 AA	96
Phosphosite 10:	ZNF79	Q15937	T144	PGDSDHGTSDLEKSF	100 / 6 AA	55
Phosphosite 11:	NAT10	Q9H0A0	S231	PDESLGPSDLELREL	85 / 7 AA	116
Phosphosite 12:	IGF2BP3	O00425	S16	LSENAAPSDLESIFK	75 / 8 AA	64
Phosphosite 13:	ZNF609	O15014	S361	RFCDSPTSDLEMRNG	55 / 9 AA	151
Phosphosite 14:	ITPK1	Q13572	S223	KNFSAGTSDRESIFF	75 / 8 AA	46
Phosphosite 15:	HSPD1	P10809	S410	VLKVGGTSDVEVNEK	62 / 8 AA	61
Phosphosite 16:	PKIB	Q9C010	S43	SAATDGTSDLPLKLE	85 / 7 AA	8
Phosphosite 17:	PHF14	O94880	S782	ECDQAGSSDMEADMA	71 / 7 AA	100
Phosphosite 18:	VGLL1	Q99990	T139	HFSSLAGTSSLEPGY	85 / 7 AA	29
Phosphosite 19:	VGLL1	Q99990	S141	SSLAGTSSLEPGYSH	85 / 7 AA	29
Phosphosite 20:	SETDB1	Q15047	S474	LSPQAGDSDLESQLA	85 / 7 AA	143