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:	S638
P-Site Sequence:	HVTKPSFSQKSFVSI
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	S638	HVTKPSFSQKSFVSI	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	S636	STHVTKPSFSQKSFV	100 / 7 AA	217
Phosphosite 2:	ZNF252	Q8WUN3	S56	EGVKNSFSQKSNFRE	87 / 8 AA	79
Phosphosite 3:	TOP2B	Q02880	S1454	LFSFPSYSQKSEDDS	85 / 7 AA	183
Phosphosite 4:	TOP2B	Q02880	Y1453	NLFSFPSYSQKSEDD	85 / 7 AA	183
Phosphosite 5:	TOPBP1	Q92547	S554	ITEEGLFSQKSFLVL	100 / 6 AA	171
Phosphosite 6:	ARHGAP21	Q5T5U3	S641	KPSFSQKSFVSIKDQ	100 / 6 AA	217
Phosphosite 7:	RNF168	Q8IYW5	S558	HSLQPSISQKSVFQM	85 / 7 AA	65
Phosphosite 8:	ZNF717	Q9BY31	S398	SECGKTFSQKSYLTI	71 / 7 AA	105
Phosphosite 9:	ZNF525	Q8N782	S55	NECGKTFSQKSYLAC	71 / 7 AA	23
Phosphosite 10:	ZNF765	Q7L2R6	S337	NECGKTFSQKSYLTC	71 / 7 AA	62
Phosphosite 11:	ZNF658	Q5TYW1	S780	SKCGKTFSQKSYLSG	71 / 7 AA	122
Phosphosite 12:	ZNF658B	Q4V348	S540	SKCGKTFSQKSYLSG	71 / 7 AA	94
Phosphosite 13:	ZNF73	O43830	S183	SECGKTFSQKSYLTI	71 / 7 AA	38
Phosphosite 14:	ZC3H12B	Q5HYM0	S79	SPCLDRPSFSQNHLL	71 / 7 AA	87
Phosphosite 15:	Autotaxin	Q13822	S664	VRVSPSFSQNCLAYK	62 / 8 AA	99
Phosphosite 16:	GNN	Q6P2S7	S1293	SPDYISISQKSFLQR	85 / 7 AA	152
Phosphosite 17:	ZNF182	P17025	S496	NECEKAFSQKSYLII	71 / 7 AA	74
Phosphosite 18:	ZNF182	P17025	S468	NECEKAFSQKSYLML	71 / 7 AA	74
Phosphosite 19:	ZNF259	O75312	S138	DFEIPAFSQKGALTT	71 / 7 AA	51
Phosphosite 20:	U2AF1	Q01081	S43	LHNKPTFSQTIALLN	83 / 6 AA	28