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:	S870
P-Site Sequence:	SISPSILSNTEHKRG
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	S870	SISPSILSNTEHKRG	100 / 9 AA	140
Phosphosite 1:	ATXN2	Q99700	T872	SPSILSNTEHKRGPE	100 / 7 AA	140
Phosphosite 2:	SLC7A9	P82251	S57	VSPKSVLSNTEAVGP	85 / 7 AA	53
Phosphosite 3:	ZBTB39	O15060	S278	TGTNSCLSNSEHSKD	75 / 8 AA	79
Phosphosite 4:	PCTAIRE1	Q00536	S391	ETWPGILSNEEFKTY	66 / 9 AA	56
Phosphosite 5:	BAT2D1	Q9Y520	S298	PERPSILSASELKEL	75 / 8 AA	317
Phosphosite 6:	NDST3	O95803	S623	VMHPSILSNSPSPKT	85 / 7 AA	101
Phosphosite 7:	NPAS2	Q99743	S81	DWKPSFLSNEEFTQL	66 / 9 AA	92
Phosphosite 8:	C1orf131	Q8NDD1	S259	SKKKSAPSILSNGRI	100 / 6 AA	33
Phosphosite 9:	FMO4	P31512	S379	GLKGSILSGTELQAR	85 / 7 AA	63
Phosphosite 10:	NBEA	Q8NFP9	S1262	IDAGSIISDTERSDD	62 / 8 AA	328
Phosphosite 11:	C2orf29	Q9UKZ1	S245	ASFPSILSDPDPDSS	55 / 9 AA	55
Phosphosite 12:	TNRC6B	Q9UPQ9	S619	DLDPRVLSNTGWGQT	55 / 9 AA	194
Phosphosite 13:	TNRC6C	Q9HCJ0	S445	DLDPRVLSNTGWGQT	55 / 9 AA	176
Phosphosite 14:	C1orf131	Q8NDD1	S262	KSAPSILSNGRIGQV	100 / 6 AA	33
Phosphosite 15:	ATXN2	Q99700	S867	NSPSISPSILSNTEH	100 / 6 AA	140
Phosphosite 16:	CDY1	Q9Y6F8	S127	RKAASILSDTKNMEI	55 / 9 AA	60
Phosphosite 17:	RFX5	P48382	S85	SSEPSTLSNEEYMYA	66 / 9 AA	65
Phosphosite 18:	TMEM131	Q92545	S782	LSWPSILSSPRHLKF	66 / 9 AA	201
Phosphosite 19:	SLURP2	Q86SR0	S56	TTATRVLSNTEDLPL	71 / 7 AA	10
Phosphosite 20:	ZBTB39	O15060	S280	TNSCLSNSEHSKDPG	71 / 7 AA	79