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:	S1580
P-Site Sequence:	SEFLANVSTITSDYS
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	S1580	SEFLANVSTITSDYS	100 / 9 AA	217
Phosphosite 1:	KA35	Q6A163	S26	CSRITNVSTISSNNG	66 / 9 AA	56
Phosphosite 2:	KA35	Q6A163	T27	SRITNVSTISSNNGC	75 / 8 AA	56
Phosphosite 3:	TOPBP1	Q92547	S545	SHCVPDVSTITEEGL	62 / 8 AA	171
Phosphosite 4:	NBEA	Q8NFP9	S982	KGKKGNVSTISGLSS	62 / 8 AA	328
Phosphosite 5:	NBEA	Q8NFP9	T983	GKKGNVSTISGLSSQ	62 / 8 AA	328
Phosphosite 6:	PGGT1B	P53609	S347	VHPALNVSTRTSERL	85 / 7 AA	42
Phosphosite 7:	Ig heavy chain V-III region DOB	P01782	T50	KGPEWVSTITWNGGS	62 / 8 AA	13
Phosphosite 8:	DPEP3	Q9H4B8	T337	NLLANVSTVADHFDH	71 / 7 AA	54
Phosphosite 9:	DPEP2	Q9H4A9	S328	CNPSANVSTVADHFD	71 / 7 AA	53
Phosphosite 10:	C14orf145	Q6ZU80	T43	EVTEKVNTITSTLQD	62 / 8 AA	128
Phosphosite 11:	ELYS	Q8WYP5	T1895	INDLKVSTVTSPSRM	71 / 7 AA	252
Phosphosite 12:	C12orf35	Q9HCM1	T333	NPNENVSTIGNFTNL	83 / 6 AA	195
Phosphosite 13:	ELYS	Q8WYP5	S1894	IINDLKVSTVTSPSR	71 / 7 AA	252