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:	T1861
P-Site Sequence:	RERLRTSTSDLSRGE
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	T1861	RERLRTSTSDLSRGE	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	S1860	ARERLRTSTSDLSRG	100 / 8 AA	217
Phosphosite 2:	ARHGAP21	Q5T5U3	S1862	ERLRTSTSDLSRGEI	100 / 8 AA	217
Phosphosite 3:	STAC	Q99469	T230	DSPHRTSTSDLVEVP	100 / 7 AA	45
Phosphosite 4:	STAC	Q99469	S231	SPHRTSTSDLVEVPE	100 / 7 AA	45
Phosphosite 5:	STAC	Q99469	S229	SDSPHRTSTSDLVEV	100 / 7 AA	45
Phosphosite 6:	KM-HN-1	Q8TBZ0	T176	TLTLRTSTDNLSSNI	77 / 9 AA	97
Phosphosite 7:	ARHGAP21	Q5T5U3	T1859	LARERLRTSTSDLSR	100 / 7 AA	217
Phosphosite 8:	C17orf57	Q8IY85	S204	ILCILRISISDLEMR	75 / 8 AA	110
Phosphosite 9:	C15orf62	A8K5M9	T139	PCFQRTPTPDLSDPF	75 / 8 AA	20
Phosphosite 10:	NIPSNAP3B	Q9BS92	Y66	NIHLRTSYSELVGFW	75 / 8 AA	28
Phosphosite 11:	NIPSNAP3B	Q9BS92	S65	KNIHLRTSYSELVGF	75 / 8 AA	28
Phosphosite 12:	ABCC9	O60706	T400	NKILRLSTSNLSMGE	77 / 9 AA	174
Phosphosite 13:	PPP1R15A	O75807	T208	KEAHRTSTSALSPGS	87 / 8 AA	73
Phosphosite 14:	FAM124A	Q86V42	S422	DTGLRLSSSDLSVVS	77 / 9 AA	60
Phosphosite 15:	PPP1R15A	O75807	S209	EAHRTSTSALSPGSK	87 / 8 AA	73
Phosphosite 16:	CUX1	Q13948	S413	ENAALRISNSDLSGR	75 / 8 AA	77
Phosphosite 17:	CUTL1	P39880	S402	ENAALRISNSDLSGS	75 / 8 AA	164
Phosphosite 18:	SIPA1L1	O43166	T1522	HTRLRASTRDLRASP	75 / 8 AA	200
Phosphosite 19:	SIPA1L1	O43166	S1521	AHTRLRASTRDLRAS	75 / 8 AA	200
Phosphosite 20:	ARHGAP23	Q9P227	T678	APSKRHSTSDLSDAT	87 / 8 AA	162