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:	S465
P-Site Sequence:	SQERLEDSVLMKYCP
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	S465	SQERLEDSVLMKYCP	100 / 9 AA	217
Phosphosite 1:	C1orf55	Q6IQ49	S170	MAERLEDSVLKGMQA	87 / 8 AA	50
Phosphosite 2:	CELSR1	Q9NYQ6	S1726	FRTRKEDSVLMEATS	87 / 8 AA	329
Phosphosite 3:	NUDT13	Q86X67	S93	DAQRIEDSVLIGCSE	75 / 8 AA	40
Phosphosite 4:	BRSK1	Q8TDC3	S89	NREKLSESVLMKVER	66 / 9 AA	87
Phosphosite 5:	BRSK2	Q8IWQ3	S58	NREKLSESVLMKVER	66 / 9 AA	82
Phosphosite 6:	DNAH10	Q8IVF4	S3694	LKKSLPDSILMKRLR	66 / 9 AA	515
Phosphosite 7:	DYNC2H1	Q8NCM8	S1749	EFNRLEESVLSAVSM	85 / 7 AA	493
Phosphosite 8:	HOOK3	Q86VS8	S541	QGSKAEDSVLLKKKL	66 / 9 AA	83
Phosphosite 9:	TTN	Q8WZ42	S21590	PPSEASDSVLMKDAA	100 / 6 AA	3816
Phosphosite 10:	BF	P00751	S186	SQYRLEDSVTYHCSR	100 / 6 AA	86
Phosphosite 11:	PRODH	O43272	S485	SRRALENSSLMKGTH	75 / 8 AA	59
Phosphosite 12:	PRODH	O43272	S486	RRALENSSLMKGTHR	75 / 8 AA	59
Phosphosite 13:	senataxin	Q7Z333	S655	EPMKVQDSVLIKADN	55 / 9 AA	303
Phosphosite 14:	PIGG	Q5H8A4	S241	QKLSEMDSVLMKIHT	100 / 6 AA	108
Phosphosite 15:	ZFYVE27	Q5T4F4	S120	CRARLPDSELMRRKY	66 / 9 AA	46
Phosphosite 16:	OBSCN	Q5VST9	S2143	SGLRPEDSGLMVFKA	75 / 8 AA	868
Phosphosite 17:	TTN	Q8WZ42	S15101	DYTEIEDSVLAKDTF	75 / 8 AA	3816
Phosphosite 18:	PRDM16	Q9HAZ2	S586	FESRLEDSCVEKLKT	66 / 9 AA	140
Phosphosite 19:	POLR2B	P30876	S793	TGYNQEDSVIMNRSA	71 / 7 AA	134
Phosphosite 20:	BMS1L	Q14692	S566	DRVNLEKSLLMKKAA	75 / 8 AA	146