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:	S1398
P-Site Sequence:	KSKGSWGSGKDQYSR
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	S1398	KSKGSWGSGKDQYSR	100 / 9 AA	217
Phosphosite 1:	HABP4	Q5JVS0	S243	CGVRTWGSGKDTSDV	85 / 7 AA	46
Phosphosite 2:	NFAT5	O94916	S304	LTEGSRGSVKDRTQQ	66 / 9 AA	166
Phosphosite 3:	PAK5	Q9P286	S418	YPPPSWGSSSDQQPS	75 / 8 AA	81
Phosphosite 4:	OSBP	P22059	S338	NTPGNVGSGKDQCCS	77 / 9 AA	89
Phosphosite 5:	K23	Q9C075	S61	PPGGSWGSGRSSPLL	85 / 7 AA	48
Phosphosite 6:	WRN	Q14191	T1006	RRHSLFGTGKDQTES	71 / 7 AA	162
Phosphosite 7:	PAK5	Q9P286	S419	PPPSWGSSSDQQPSR	75 / 8 AA	81
Phosphosite 8:	NEU4	Q8WWR8	S138	DAGLSWGSARDLTEE	62 / 8 AA	52
Phosphosite 9:	HERC5	Q9UII4	S322	GKVFSFGSGKDGQLG	85 / 7 AA	117
Phosphosite 10:	BHMT2	Q9H2M3	S321	PASEKHGSWGSGLDM	100 / 6 AA	40
Phosphosite 11:	BHMT	Q93088	S330	PASEKHGSWGSGLDM	100 / 6 AA	45
Phosphosite 12:	SCN11A	Q9UI33	S474	KSFFLRESGKDQPPG	71 / 7 AA	205
Phosphosite 13:	E2A	P15923	S61	PSSGSWGSGDQSSSS	100 / 6 AA	68
Phosphosite 14:	ATXN2	Q99700	S508	REVISWGSGRQNSPR	71 / 7 AA	140
Phosphosite 15:	K23	Q9C075	S58	SCPPPGGSWGSGRSS	100 / 6 AA	48
Phosphosite 16:	E2A	P15923	S58	EDRPSSGSWGSGDQS	100 / 6 AA	68
Phosphosite 17:	RELL2	Q8NC24	S195	PTDRSWGSGGGQDPG	75 / 8 AA	32
Phosphosite 18:	PAK5	Q9P286	S420	PPSWGSSSDQQPSRV	71 / 7 AA	81
Phosphosite 19:	MUC11	Q9UKN1	S1837	TTFQSWPSSKDTMPA	71 / 7 AA	96
Phosphosite 20:	MBP	P02686	S190	RGAPKRGSGKDSHHP	83 / 6 AA	33