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:	S578
P-Site Sequence:	MSGRGVGSVSQFKKI
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	S578	MSGRGVGSVSQFKKI	100 / 9 AA	217
Phosphosite 1:	ECEL1	O95672	S747	EHYRVLGSVSQFEEF	77 / 9 AA	88
Phosphosite 2:	ARHGAP21	Q5T5U3	S580	GRGVGSVSQFKKIPP	100 / 7 AA	217
Phosphosite 3:	ECEL1	O95672	S749	YRVLGSVSQFEEFGR	85 / 7 AA	88
Phosphosite 4:	C9orf102	A4D997	S260	EFFVDSVSQFNNSSF	85 / 7 AA	61
Phosphosite 5:	PCDHB8	Q9UN66	S745	VDVRGTGSLSQNYQY	75 / 8 AA	88
Phosphosite 6:	C9orf102	A4D997	S258	VKEFFVDSVSQFNNS	85 / 7 AA	61
Phosphosite 7:	p57Kip2	P49918	S306	SAAPGVGSVEQTPRK	75 / 8 AA	32
Phosphosite 8:	SACS	Q9NZJ4	S2273	HSFRGCGSVSLAVKE	85 / 7 AA	521
Phosphosite 9:	AP4M1	O00189	S342	PLPRGVVSLSQELSS	75 / 8 AA	50
Phosphosite 10:	CDK5RAP3	Q96JB5	S379	SEEADVLSVSQFQLA	75 / 8 AA	57
Phosphosite 11:	CECR2	Q9BXF3	T1132	DPGLTGGTVSQFPPL	83 / 6 AA	164
Phosphosite 12:	BAT2	P48634	S908	KPARGVGSGGQGPPP	75 / 8 AA	229
Phosphosite 13:	WDR55	Q9H6Y2	S289	LPNRVVGSVGQHTGE	66 / 9 AA	42
Phosphosite 14:	MOV10	Q9HCE1	S864	IKDLKVGSVEEFQGQ	71 / 7 AA	114
Phosphosite 15:	MOV10L1	Q9BXT6	S1092	LMDIKVGSVEEFQGQ	71 / 7 AA	135
Phosphosite 16:	Protein USP6-like 2	Q6URH7	S100	GHMRGVGSQPELVTP	55 / 9 AA	18
Phosphosite 17:	QSER1	Q2KHR3	S638	KEESVVGSVTQLNQQ	71 / 7 AA	190
Phosphosite 18:	F8	P00451	S1745	RNRAQSGSVPQFKKV	83 / 6 AA	267
Phosphosite 19:	GLRX3	O76003	S18	AAVEEVGSAGQFEEL	71 / 7 AA	37
Phosphosite 20:	TMEM106B	Q9NUM4	S46	DGRNGDVSQFPYVEF	83 / 6 AA	31