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:	S923
P-Site Sequence:	DSGSRKDSSSEVFSD
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	S923	DSGSRKDSSSEVFSD	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	S924	SGSRKDSSSEVFSDA	100 / 8 AA	217
Phosphosite 2:	USP24	Q9UPU5	S1925	SGMARQDSSSEVGEN	77 / 9 AA	294
Phosphosite 3:	USP24	Q9UPU5	S1926	GMARQDSSSEVGENG	87 / 8 AA	294
Phosphosite 4:	ARHGAP21	Q5T5U3	S925	GSRKDSSSEVFSDAA	100 / 7 AA	217
Phosphosite 5:	TBC1D15	Q8TC07	S70	ILYARKDSSSVVEWT	77 / 9 AA	79
Phosphosite 6:	BAT2	P48634	S457	RQRRKQSSSEISLAV	75 / 8 AA	229
Phosphosite 7:	BAT2	P48634	S456	WRQRRKQSSSEISLA	75 / 8 AA	229
Phosphosite 8:	CIZ1	Q9ULV3	S198	TTPNRKDSSSQTMPV	66 / 9 AA	100
Phosphosite 9:	PHF16	Q92613	S682	GNVTQKDSSSEMFCD	66 / 9 AA	94
Phosphosite 10:	TBC1D15	Q8TC07	S71	LYARKDSSSVVEWTQ	87 / 8 AA	79
Phosphosite 11:	KIAA1718	Q6ZMT4	S833	KCIRKEGSSEISQRV	62 / 8 AA	107
Phosphosite 12:	LYAR	Q9NX58	S258	KKKQRKDSASEEEAH	85 / 7 AA	44
Phosphosite 13:	WDTC1	Q8N5D0	S511	RSTSRKDSISEDEMV	87 / 8 AA	76
Phosphosite 14:	SFRS17A	Q02040	T572	QNVSRKDTRSEQDKC	75 / 8 AA	81
Phosphosite 15:	TJ6	Q9Y487	S695	YTLIRKDSEEEVSLL	75 / 8 AA	98
Phosphosite 16:	HECTD1	Q9ULT8	S1386	GSSSRKGSSSSVCSV	77 / 9 AA	290
Phosphosite 17:	SPO11	Q9Y5K1	S43	TGGSRLASSSEVLAS	77 / 9 AA	45
Phosphosite 18:	PHF16	Q92613	S684	VTQKDSSSEMFCDQE	85 / 7 AA	94
Phosphosite 19:	ZFP112	Q9UJU3	S273	AFSNDSSSEVHQQFH	85 / 7 AA	106
Phosphosite 20:	CLIP4	Q8N3C7	S397	LMTSKKDSASESTLS	75 / 8 AA	76