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:	S220
P-Site Sequence:	MAQPVEISPPDSSLS
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	S220	MAQPVEISPPDSSLS	100 / 9 AA	217
Phosphosite 1:	ZBTB34	Q8NCN2	S168	FANPVEISPPYCSQG	100 / 7 AA	56
Phosphosite 2:	RAI14	Q9P0K7	S405	LGKPGETSPPDSKSS	77 / 9 AA	110
Phosphosite 3:	ANKRD38	Q5T7N3	S636	SSPPVEISPSTSLKS	77 / 9 AA	107
Phosphosite 4:	FAM20A	Q96MK3	S530	VDGPVEQSAPDSGQA	77 / 9 AA	61
Phosphosite 5:	XRN1	Q8IZH2	S1634	QATPVQTSQPDSSNI	66 / 9 AA	194
Phosphosite 6:	NKX2-8	O15522	S62	DESSLETSPPDSSQR	75 / 8 AA	26
Phosphosite 7:	MAP1B	P46821	S1620	CPRPMSISPPDFSPK	75 / 8 AA	271
Phosphosite 8:	MACF1	Q9UPN3	T2334	ENLIMEITAPDSQGK	62 / 8 AA	620
Phosphosite 9:	MACF1	Q96PK2	T2836	ENLIMEITAPDSQGK	62 / 8 AA	670
Phosphosite 10:	ATAD5	Q96QE3	S137	NEAPIEISSDDSKED	66 / 9 AA	208
Phosphosite 11:	AHNAK	Q09666	S1367	KGPKVDISAPDVDVH	71 / 7 AA	629
Phosphosite 12:	UHRF1BP1	Q6BDS2	T282	APEPVQITPPAPSAQ	62 / 8 AA	159
Phosphosite 13:	PHIP	Q8WWQ0	S641	QQANQEISPLDSMIQ	85 / 7 AA	207
Phosphosite 14:	TOX	O94900	S424	PPPPLQISPPLHQHL	71 / 7 AA	58
Phosphosite 15:	CEACAM5	P06731	S599	GPDTPIISPPDSSYL	100 / 6 AA	77
Phosphosite 16:	RICS	A7KAX9	S784	SAEDVDLSPPDIGVA	71 / 7 AA	231
Phosphosite 17:	OBSL1	O75147	S1292	ATFRCEVSPPDADVT	62 / 8 AA	153
Phosphosite 18:	KIAA2022	Q5QGS0	S1072	HSSLSEMSPPDTPSL	71 / 7 AA	168
Phosphosite 19:	TCN1	P20061	T326	ADEPITVTPPDSQSY	55 / 9 AA	48
Phosphosite 20:	ATF7	P17544	S128	EPVEVDSSPPDSPAS	75 / 8 AA	53