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:	T481
P-Site Sequence:	SASQGALTSPSVSFS
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	T481	SASQGALTSPSVSFS	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	S482	ASQGALTSPSVSFSN	100 / 8 AA	217
Phosphosite 2:	SP6	Q3SY56	T140	PHTQGALTSPGHPGA	87 / 8 AA	40
Phosphosite 3:	AHNAK	Q09666	T2147	PKLEGDLTGPSVDVE	66 / 9 AA	629
Phosphosite 4:	AHNAK	Q09666	T1885	PKLEGDLTGPSVGVE	66 / 9 AA	629
Phosphosite 5:	RNF31	Q96EP0	T205	EIAPGPLTTPSVPGS	66 / 9 AA	120
Phosphosite 6:	PCOLCE	Q15113	T171	EKAQGTLTTPNWPES	62 / 8 AA	48
Phosphosite 7:	KIAA1957	Q8TF44	S137	PQAQGAMSLPSVPKA	66 / 9 AA	45
Phosphosite 8:	CCDC155	Q8N6L0	T127	TAFQGALTSRQLPSG	85 / 7 AA	63
Phosphosite 9:	MN1	Q10571	T1006	TPHEKALTSPSWGKG	75 / 8 AA	136
Phosphosite 10:	C14orf21	Q86U38	S535	DAILTSPSVTRKLRR	100 / 6 AA	69
Phosphosite 11:	SP6	Q3SY56	S141	HTQGALTSPGHPGAL	85 / 7 AA	40
Phosphosite 12:	MYST3	Q92794	S1520	SPEQGSLSAPSMQNM	55 / 9 AA	225
Phosphosite 13:	DCAF16	Q9NXF7	T129	PPFQKPLTSPSRLSR	75 / 8 AA	24
Phosphosite 14:	ARHGAP21	Q5T5U3	S484	QGALTSPSVSFSNHR	100 / 6 AA	217
Phosphosite 15:	SAMD4B	Q5PRF9	T606	VSPRHALTSPSLGGQ	85 / 7 AA	75
Phosphosite 16:	RTTN	Q86VV8	S2182	KAKTALKSPSVKRRV	85 / 7 AA	249
Phosphosite 17:	SAMD4B	Q5PRF9	S607	SPRHALTSPSLGGQG	85 / 7 AA	75
Phosphosite 18:	C10orf93	Q5SR76	S1191	WHRLALNSPSVSGEL	85 / 7 AA	173
Phosphosite 19:	MN1	Q10571	S1007	PHEKALTSPSWGKGA	100 / 6 AA	136
Phosphosite 20:	SRRM2	Q9UQ35	S854	GTPPRQGSITSPQAN	71 / 7 AA	300