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:	S1623
P-Site Sequence:	DEADDERSELISEGR
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	S1623	DEADDERSELISEGR	100 / 9 AA	217
Phosphosite 1:	BRD1	O95696	S890	RHTLEDRSELISCIE	75 / 8 AA	120
Phosphosite 2:	GTF2H3	Q13889	S239	LPDQDQRSQLILPPP	62 / 8 AA	34
Phosphosite 3:	BRCA2	P51587	S611	KIPKDQKSELINCSA	62 / 8 AA	384
Phosphosite 4:	CRSP3	Q9ULK4	T35	DTPEDEKTKLISCLG	55 / 9 AA	156
Phosphosite 5:	PPARGC1B	Q86YN6	S662	PKKHPERSELLSHLR	85 / 7 AA	113
Phosphosite 6:	MAP1B	P46821	S1718	YTQDNDLSELISVSQ	66 / 9 AA	271
Phosphosite 7:	YPEL5	P62699	S28	DTILTNRSELISTRF	85 / 7 AA	14
Phosphosite 8:	CELSR3	Q9NYQ7	S492	AFEIDPRSGLISTSG	75 / 8 AA	358
Phosphosite 9:	TMEM55A	Q8N4L2	S10	ADGVDERSPLLSASH	75 / 8 AA	28
Phosphosite 10:	SASH1	O94885	S304	SPVLDERSALYSGVH	75 / 8 AA	137
Phosphosite 11:	ZO3	O95049	S367	SEPDEQRSELPRESS	71 / 7 AA	103
Phosphosite 12:	ALS2CR4	Q96Q45	S217	RFQAADRSELIKTTE	83 / 6 AA	48
Phosphosite 13:	DENND1C	Q8IV53	S640	SSSKDSRSQLIPSES	62 / 8 AA	87
Phosphosite 14:	PAXIP1	Q6ZW49	S291	NLQSSERSEMIATWS	71 / 7 AA	118
Phosphosite 15:	HDX	Q7Z353	S590	EIIDDEESDMISNSE	66 / 9 AA	77
Phosphosite 16:	ATG16L1	Q676U5	T501	LDLNPERTELLSCSR	55 / 9 AA	68
Phosphosite 17:	ZNF436	Q9C0F3	S291	GRGFSERSDLIKHYR	83 / 6 AA	54
Phosphosite 18:	ZNF133	P52736	S367	GLGFSDRSNLISHQR	71 / 7 AA	73
Phosphosite 19:	ZNF622	Q969S3	T380	NLEYDDETMELILPS	75 / 8 AA	54
Phosphosite 20:	NPAS4	Q8IUM7	S243	IYLGFERSELLCKSW	71 / 7 AA	87