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:	S1683
P-Site Sequence:	TEGSLTSSLDSRRQL
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	S1683	TEGSLTSSLDSRRQL	100 / 9 AA	217
Phosphosite 1:	APOM	O95445	S166	EEFKSLTSCLDSKAF	87 / 8 AA	21
Phosphosite 2:	ECEL1	O95672	S250	ALFSLTVSLDDRNSS	77 / 9 AA	88
Phosphosite 3:	ARHGAP21	Q5T5U3	T1681	SCTEGSLTSSLDSRR	100 / 7 AA	217
Phosphosite 4:	C14orf165	Q86U02	S88	SCLSLPSSLDYRHAP	77 / 9 AA	14
Phosphosite 5:	Death domain-containing protein 1	Q6ZMT9	S438	KGLALKSSMDSRISL	66 / 9 AA	102
Phosphosite 6:	TBC1D4	O60343	S570	AKRSLTSSLENIFSR	75 / 8 AA	147
Phosphosite 7:	TBC1D4	O60343	S569	KAKRSLTSSLENIFS	75 / 8 AA	147
Phosphosite 8:	MARCH-IX	Q86YJ5	S100	DALSLSSSLDSGLRT	87 / 8 AA	38
Phosphosite 9:	TANC2	Q9HCD6	T173	AVTSPTSTLESRDSG	66 / 9 AA	220
Phosphosite 10:	TBC1D4	O60343	T568	NKAKRSLTSSLENIF	85 / 7 AA	147
Phosphosite 11:	RTKN2	Q8IZC4	S540	TSVSQTSSLDTKLST	66 / 9 AA	69
Phosphosite 12:	DNAH5	Q8TE73	S928	NFDTLTSSINARANA	55 / 9 AA	529
Phosphosite 13:	NT5C1B	Q96P26	S188	ASPQLPRSLDSRPPT	75 / 8 AA	69
Phosphosite 14:	ECE2	O60344	S518	LVQKTTSSLDRRFES	85 / 7 AA	100
Phosphosite 15:	KIAA1107	Q9UPP5	S1376	NRWSELTSPLDSSAS	85 / 7 AA	156
Phosphosite 16:	SETD1A	O15047	S487	VPFAQHSSLDSRIEM	100 / 6 AA	186
Phosphosite 17:	PCDH19	Q8TAB3	S810	SCSSLTSSLNYFDYH	85 / 7 AA	126
Phosphosite 18:	MYH15	Q9Y2K3	S1612	TIDSLQSSLDSEAKS	87 / 8 AA	225
Phosphosite 19:	SETD1A	O15047	S490	AQHSSLDSRIEMLLK	100 / 6 AA	186
Phosphosite 20:	MARCH-IV	Q9P2E8	S153	DRYSLGSSLDSGMRT	87 / 8 AA	46