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:	S615
P-Site Sequence:	RGISQDRSPLVKVRS
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	S615	RGISQDRSPLVKVRS	100 / 9 AA	217
Phosphosite 1:	TFAP2D	Q7Z6R9	S357	DLLSQDRSPLGSSRP	100 / 7 AA	50
Phosphosite 2:	AP3B1	O00203	T810	KKTKQDRTPLTKDVS	75 / 8 AA	121
Phosphosite 3:	KIAA1641	A6QL64	T100	LCDREDRTPLIKAVQ	62 / 8 AA	127
Phosphosite 4:	NAGLU	P54802	S515	ACRGHNRSPLVRRPS	55 / 9 AA	82
Phosphosite 5:	TFAP2E	Q6VUC0	S364	DLMAQDRSPLGNSRP	66 / 9 AA	46
Phosphosite 6:	AP-2 alpha	P05549	S357	DLLAQDRSPLGNSRP	66 / 9 AA	48
Phosphosite 7:	RNF103	O00237	S129	QVIANDRSPLVGKIH	75 / 8 AA	79
Phosphosite 8:	IPO7	O95373	S168	YKKPEERSPLVAAMQ	62 / 8 AA	120
Phosphosite 9:	VPS39	Q96JC1	S425	DYLTQKRSQLVKKLN	66 / 9 AA	102
Phosphosite 10:	FOXD2	O60548	S123	SGGAATRSPLVKPPY	100 / 6 AA	49
Phosphosite 11:	USP42	Q9H9J4	T1137	DRFSHDRTALVAGDN	62 / 8 AA	146
Phosphosite 12:	CACNA1A	O00555	T1984	MREEQDRTPLMFQRM	71 / 7 AA	282
Phosphosite 13:	MDGA2	Q7Z553	S451	LTVPQEKSPLVTREG	62 / 8 AA	107
Phosphosite 14:	ABHD4	Q8TB40	T69	SPEQNDRTPLVMVHG	71 / 7 AA	39
Phosphosite 15:	KSR2	Q6VAB6	S357	NIPSQQRSPLLSERS	75 / 8 AA	108
Phosphosite 16:	CGNL1	Q0VF96	S1060	SHLKDDRSRLVKQME	75 / 8 AA	149
Phosphosite 17:	TRPA1	O75762	S344	KIDSEGRSPLILATA	62 / 8 AA	127
Phosphosite 18:	WBP7	Q9UMN6	S2356	PGPLQERSPLLPLPE	71 / 7 AA	294
Phosphosite 19:	MLL2	O14686	S2471	FAGTQDKSSLVGLPP	62 / 8 AA	564
Phosphosite 20:	NSF	P46459	T534	QTKNSDRTPLVSVLL	83 / 6 AA	83