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:	S791
P-Site Sequence:	RMEERKASSTSPPGD
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	S791	RMEERKASSTSPPGD	100 / 9 AA	217
Phosphosite 1:	DCP1A	Q9NPI6	S522	SDLERKASSPSPLTI	88 / 9 AA	63
Phosphosite 2:	ARHGAP21	Q5T5U3	S792	MEERKASSTSPPGDS	100 / 8 AA	217
Phosphosite 3:	TCF20	Q9UGU0	S825	GPWERKSSSTAPEMK	77 / 9 AA	212
Phosphosite 4:	DMPK2	Q6DT37	S347	VDWERLASSTAPYIP	77 / 9 AA	173
Phosphosite 5:	CLCN2	P51788	T655	HMQERRATQTSPLSD	66 / 9 AA	98
Phosphosite 6:	KIAA1632	Q9HCE0	S541	KPSERKPSSSGPGSG	66 / 9 AA	292
Phosphosite 7:	ETFA	P13804	S190	ASSEKASSTSPVEIS	100 / 7 AA	35
Phosphosite 8:	DCP1A	Q9NPI6	S523	DLERKASSPSPLTIG	87 / 8 AA	63
Phosphosite 9:	MARK3	P27448	S512	DIPERKKSSTVPSSN	77 / 9 AA	87
Phosphosite 10:	ETFA	P13804	S189	SASSEKASSTSPVEI	100 / 7 AA	35
Phosphosite 11:	MARK1	Q9P0L2	S485	VGPERKKSSTIPSNN	77 / 9 AA	89
Phosphosite 12:	ARHGAP21	Q5T5U3	T793	EERKASSTSPPGDSL	100 / 7 AA	217
Phosphosite 13:	PCNXL3	Q9H6A9	S128	TVFRKVSSTPPVRCS	75 / 8 AA	222
Phosphosite 14:	HIP1R	O75146	S441	EEAERKASATEARYN	85 / 7 AA	119
Phosphosite 15:	PCNXL3	Q9H6A9	S127	MTVFRKVSSTPPVRC	75 / 8 AA	222
Phosphosite 16:	CCK-A receptor	P32238	S256	SAKERKPSTTSSGKY	75 / 8 AA	48
Phosphosite 17:	NDE1	Q9NXR1	S306	DGGERRPSSTSVPLG	75 / 8 AA	39
Phosphosite 18:	HT008	Q8IWB9	S159	SLSEQKTSSSSPLSS	66 / 9 AA	125
Phosphosite 19:	KIAA1328	Q86T90	S482	TGVRKDASTSPMPTG	75 / 8 AA	65
Phosphosite 20:	TCF20	Q9UGU0	S826	PWERKSSSTAPEMKQ	75 / 8 AA	212