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:	S555
P-Site Sequence:	IHKSFRGSNFTVAPS
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	S555	IHKSFRGSNFTVAPS	100 / 9 AA	217
Phosphosite 1:	TOMM40	O96008	S197	VDGEYRGSDFTAAVT	62 / 8 AA	38
Phosphosite 2:	OAS1	P00973	S49	KERCFRGSSYPVCVS	55 / 9 AA	46
Phosphosite 3:	LATS1	O95835	S21	RPKTFPASNYTVSSR	55 / 9 AA	127
Phosphosite 4:	OAS1	P00973	S50	ERCFRGSSYPVCVSK	62 / 8 AA	46
Phosphosite 5:	SYNJ1	O43426	S1514	QPSSFSGSNLTLNDD	66 / 9 AA	173
Phosphosite 6:	DPP3	Q9NY33	S242	KSYEFRGSPFQVTRG	75 / 8 AA	83
Phosphosite 7:	LPAL2	Q16609	T39	NGQSYRGTYFTTVTG	55 / 9 AA	15
Phosphosite 8:	EP400	Q96L91	S1633	VTLQFQGSKFTLSHS	62 / 8 AA	344
Phosphosite 9:	CNR1	P21554	S56	PLTSFRGSPFQEKMT	85 / 7 AA	53
Phosphosite 10:	FGD4	Q96M96	S463	PKFSLVGSKFTVRTR	66 / 9 AA	87
Phosphosite 11:	MED12	Q93074	S1238	GDAELKGSGFTVTGG	62 / 8 AA	243
Phosphosite 12:	SLC7A7	Q9UM01	S221	FENSFEGSSFAVGDI	66 / 9 AA	56
Phosphosite 13:	BEST2	Q8NFU1	S363	RQPSFQGSTFDITLA	55 / 9 AA	57
Phosphosite 14:	MLL5	Q8IZD2	S985	TLGPFRNSNLTELGL	62 / 8 AA	205
Phosphosite 15:	FSBP	O95073	S8	MVGKARSSNFTLSEK	71 / 7 AA	35
Phosphosite 16:	SNX13	Q9Y5W8	S527	KDPSFRGSDDGDGES	83 / 6 AA	112
Phosphosite 17:	ARNT	P27540	S702	PSLTNRGSNFAPETG	83 / 6 AA	87
Phosphosite 18:	ZNF616	Q08AN1	S338	GKTFKRSSNLTVHQV	71 / 7 AA	90
Phosphosite 19:	LCN8	Q6JVE9	T68	TLSGSNLTVKVAYNS	83 / 6 AA	19
Phosphosite 20:	GART	P22102	S925	LLPSFKGSNAHEQAL	83 / 6 AA	108