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:	S1552
P-Site Sequence:	SGTLLSTSSQASLAR
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	S1552	SGTLLSTSSQASLAR	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	S1550	SDSGTLLSTSSQASL	100 / 7 AA	217
Phosphosite 2:	PIK3R5	Q8WYR1	S350	RDSLLSTSSLASHDS	88 / 9 AA	97
Phosphosite 3:	TMEM132D	Q14C87	T1006	ESKYLLSTNSQKSIN	85 / 7 AA	122
Phosphosite 4:	TMEM132D	Q14C87	S1005	EESKYLLSTNSQKSI	85 / 7 AA	122
Phosphosite 5:	DUX3	Q96PT4	S53	GRRMILLSTPSQSDA	85 / 7 AA	22
Phosphosite 6:	DUX5	Q96PT3	S53	GRRMILLSTPSQSDA	85 / 7 AA	22
Phosphosite 7:	DUX1	O43812	S26	GRRMILLSTPSQSDA	85 / 7 AA	19
Phosphosite 8:	IRS2	Q9Y4H2	S952	SSSLLSASSPASSLG	77 / 9 AA	137
Phosphosite 9:	ERMP1	Q7Z2K6	T234	EVLRVLSTSSEALHH	75 / 8 AA	100
Phosphosite 10:	SGK223	Q86YV5	S927	SSQLSVSSQASTGST	87 / 8 AA	150
Phosphosite 11:	SGK223	Q86YV5	S926	SSSQLSVSSQASTGS	87 / 8 AA	150
Phosphosite 12:	PPP2R3A	Q06190	S633	QETLTTSSQANLSVC	75 / 8 AA	130
Phosphosite 13:	DONSON	Q9NYP3	S167	KTRLLFTSSQPFTWA	75 / 8 AA	63
Phosphosite 14:	DUX3	Q96PT4	T54	RRMILLSTPSQSDAL	85 / 7 AA	22
Phosphosite 15:	DUX5	Q96PT3	T54	RRMILLSTPSQSDAL	85 / 7 AA	22
Phosphosite 16:	DUX1	O43812	T27	RRMILLSTPSQSDAL	85 / 7 AA	19
Phosphosite 17:	KIAA1117	Q5JWR5	T1084	DRLSLLSTSSETIPM	75 / 8 AA	277
Phosphosite 18:	SMARCD1	Q96GM5	S410	QMNSFLLSTASQQEI	85 / 7 AA	58
Phosphosite 19:	ZCCHC2	Q9C0B9	S444	LRQLFSSSSQAFLQS	75 / 8 AA	126
Phosphosite 20:	HERC1	Q15751	S1619	PEESMSTSPQASIIA	75 / 8 AA	532