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:	S1862
P-Site Sequence:	ERLRTSTSDLSRGEI
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	S1862	ERLRTSTSDLSRGEI	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	T1861	RERLRTSTSDLSRGE	100 / 8 AA	217
Phosphosite 2:	STAC	Q99469	T230	DSPHRTSTSDLVEVP	100 / 7 AA	45
Phosphosite 3:	STAC	Q99469	S229	SDSPHRTSTSDLVEV	100 / 7 AA	45
Phosphosite 4:	STAC	Q99469	S231	SPHRTSTSDLVEVPE	100 / 7 AA	45
Phosphosite 5:	ARHGAP21	Q5T5U3	S1860	ARERLRTSTSDLSRG	100 / 7 AA	217
Phosphosite 6:	C15orf62	A8K5M9	T139	PCFQRTPTPDLSDPF	75 / 8 AA	20
Phosphosite 7:	SCC-112	Q29RF7	S883	EQKRISKSDMSRLRL	66 / 9 AA	151
Phosphosite 8:	BTBD14A	Q96BF6	S402	TGIRSSTSDPSRKPL	77 / 9 AA	63
Phosphosite 9:	PPP1R15A	O75807	S209	EAHRTSTSALSPGSK	77 / 9 AA	73
Phosphosite 10:	PPP1R15A	O75807	T208	KEAHRTSTSALSPGS	87 / 8 AA	73
Phosphosite 11:	ARHGAP23	Q9P227	T678	APSKRHSTSDLSDAT	87 / 8 AA	162
Phosphosite 12:	SCT	P09683	S35	HSDGTFTSELSRLRE	75 / 8 AA	13
Phosphosite 13:	WDR7	Q9Y4E6	T926	TRPPRPSTPDLSKAR	75 / 8 AA	164
Phosphosite 14:	UPF0623 protein	A8MW99	S117	NEQRTESSDLSQHFV	66 / 9 AA	44
Phosphosite 15:	ARHGAP21	Q5T5U3	S1865	RTSTSDLSRGEIGDP	100 / 6 AA	217
Phosphosite 16:	ZNF71	Q9NQZ8	S115	GKNFSSTSDLSKPPM	75 / 8 AA	54
Phosphosite 17:	MUC16	Q8WXI7	S5532	EISSSRTSISDLDRP	85 / 7 AA	2353
Phosphosite 18:	ZNF281	Q9Y2X9	S866	HRVRTSVSDFSGYTN	75 / 8 AA	97
Phosphosite 19:	CUX1	Q13948	S415	AALRISNSDLSGRCA	75 / 8 AA	77
Phosphosite 20:	CUTL1	P39880	S404	AALRISNSDLSGSAR	75 / 8 AA	164