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:	S354
P-Site Sequence:	SGNYSGHSDGISSSR
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	S354	SGNYSGHSDGISSSR	100 / 9 AA	217
Phosphosite 1:	EML5	Q05BV3	S61	QKFYRGHSDDIISLA	75 / 8 AA	219
Phosphosite 2:	ARHGAP21	Q5T5U3	S351	LLKSGNYSGHSDGIS	100 / 6 AA	217
Phosphosite 3:	CDON	Q4KMG0	S1074	GGLYSGHSNSLTRTH	55 / 9 AA	139
Phosphosite 4:	CCDC45	Q96GE4	S422	EETLSQHSDGIVEYG	75 / 8 AA	95
Phosphosite 5:	QSER1	Q2KHR3	S431	QSYSSGHSQGLSPVS	75 / 8 AA	190
Phosphosite 6:	USP34	Q70CQ2	S586	PGSSSGHSDGSSNEV	87 / 8 AA	404
Phosphosite 7:	ATR	Q13535	S424	QENLSSNSDGISPKR	66 / 9 AA	301
Phosphosite 8:	C21orf136	Q6ZN03	S173	SSPFSGHSDENKATG	83 / 6 AA	32
Phosphosite 9:	MAP3K13	O43283	S903	PIDISSHSDGLSDKE	75 / 8 AA	108
Phosphosite 10:	C21orf136	Q6ZN03	S170	LRSSSPFSGHSDENK	83 / 6 AA	32
Phosphosite 11:	ZFX	P17010	S368	AAAYGNNSDGIENRN	62 / 8 AA	91
Phosphosite 12:	ZFY	P08048	S364	AAAYGNNSDGIENRN	62 / 8 AA	91
Phosphosite 13:	Rictor	Q6R327	S1577	FSGISGCSDGVSQEG	75 / 8 AA	192
Phosphosite 14:	CDON	Q4KMG0	S1071	SLNGGLYSGHSNSLT	83 / 6 AA	139
Phosphosite 15:	TENC1	Q63HR2	S996	ERSPGGHSDGASPRS	85 / 7 AA	153
Phosphosite 16:	NUDT18	Q6ZVK8	S265	QHLGRDHSDGICLNV	83 / 6 AA	35
Phosphosite 17:	FRG1B	Q9BZ01	S61	SDELVGHSDAIGPRE	83 / 6 AA	21
Phosphosite 18:	KIAA0195	Q12767	S927	LMEEEGHSDLISFQP	85 / 7 AA	151
Phosphosite 19:	ADCYAP1	P18509	S133	EPLSKRHSDGIFTDS	100 / 5 AA	19
Phosphosite 20:	FBXO2	Q9UK22	S211	KDWYSGRSDAGCLYE	71 / 7 AA	33