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:	ATXN2
Human P-Site:	S521
P-Site Sequence:	PRMGQPGSGSMPSRS
UniProt:	Q99700
Intern. Prot. ID:	IPI00783008

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATXN2	Q99700	S521	PRMGQPGSGSMPSRS	100 / 9 AA	140
Phosphosite 1:	ATXN2	Q99700	S523	MGQPGSGSMPSRSTS	100 / 7 AA	140
Phosphosite 2:	SRCAP	Q6ZRS2	S1079	LPPLQPNSGSLPQVL	75 / 8 AA	344
Phosphosite 3:	EMILIN2	Q9BXX0	S874	GVDGQTGSGTVPGAE	66 / 9 AA	116
Phosphosite 4:	C1orf159	Q96HA4	S236	PQTGLPGSGSRPPLP	77 / 9 AA	40
Phosphosite 5:	SNCAIP	Q9Y6H5	S766	LESQYPGSGSIPPNQ	85 / 7 AA	100
Phosphosite 6:	CENTG1	Q99490	S362	STGGPPGSGPLPGPP	66 / 9 AA	125
Phosphosite 7:	CELF6	Q96J87	S331	QTNGQPGSDTLYNNG	62 / 8 AA	50
Phosphosite 8:	SNCAIP	Q9Y6H5	S768	SQYPGSGSIPPNQPS	85 / 7 AA	100
Phosphosite 9:	SPEN	Q96T58	S3382	GQPGQPPSSKMPQVS	66 / 9 AA	402
Phosphosite 10:	TUBGCP5	Q96RT8	S348	SMLPGSGSVPKKSTE	85 / 7 AA	118
Phosphosite 11:	PUM2	Q8TB72	S548	HGPGQPGSTSLGFGS	75 / 8 AA	114
Phosphosite 12:	YTHDF2	Q9Y5A9	S378	VGQSQAGSGSTPSEP	75 / 8 AA	62
Phosphosite 13:	TPRX1	Q8N7U7	S316	GSGPGSGSVPAPIPG	85 / 7 AA	41
Phosphosite 14:	TPRX1	Q8N7U7	S314	GPGSGPGSGSVPAPI	85 / 7 AA	41
Phosphosite 15:	COL4A5	P29400	S1055	GVPGQPGSPGLPGQK	66 / 9 AA	161
Phosphosite 16:	CILP2	Q8IUL8	S405	EDCGQPGSGPAYLDV	100 / 6 AA	126
Phosphosite 17:	PURA	Q00577	S26	GSLGHPGSGSGSGGG	85 / 7 AA	35
Phosphosite 18:	TUBGCP5	Q96RT8	S346	SESMLPGSGSVPKKS	75 / 8 AA	118
Phosphosite 19:	CITED2	Q99967	S198	NSGGGSGSGNMPASV	66 / 9 AA	28
Phosphosite 20:	FRMD4A	Q9P2Q2	S798	GALGSASSGSMPNLA	66 / 9 AA	115