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:	S604
P-Site Sequence:	SHPSAHGSPAPVSTM
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	S604	SHPSAHGSPAPVSTM	100 / 9 AA	140
Phosphosite 1:	CASKIN1	Q8WXD9	T1266	EVKRAHGTPPPVSPK	66 / 9 AA	150
Phosphosite 2:	UBQLN3	Q9H347	S12	GEALPQGSPAPVQDP	85 / 7 AA	71
Phosphosite 3:	AUTS2	Q8WXX7	S856	KRHSSHPSPAPVLPV	77 / 9 AA	139
Phosphosite 4:	TNRC18	O15417	S84	PSASSHGSPVPLPSD	66 / 9 AA	315
Phosphosite 5:	MAP7D1	Q3KQU3	S399	RKPNAGGSPAPVRRR	77 / 9 AA	93
Phosphosite 6:	NUP214	P35658	S655	SGRSAQGSSSPVPSM	66 / 9 AA	214
Phosphosite 7:	PDE1C	Q14123	S639	TKQRSHGSPAPSTSS	85 / 7 AA	81
Phosphosite 8:	HSPG2	P98160	S3238	LRCSATGSPAPTIHW	77 / 9 AA	469
Phosphosite 9:	PHRF1	Q9P1Y6	S758	PAPSSHGSLAPLGPS	66 / 9 AA	179
Phosphosite 10:	PTPN13	Q12923	S1281	WQESQHGSPSPSVIS	75 / 8 AA	277
Phosphosite 11:	JMJD3	O15054	S857	AAPSAQGSPQPSASS	75 / 8 AA	180
Phosphosite 12:	RLTPR	Q6F5E8	S991	AGPSARGSPSPAAPG	66 / 9 AA	159
Phosphosite 13:	ATF7	P17544	S434	ESSEPTGSPAPVIQH	100 / 6 AA	53
Phosphosite 14:	SESN2	P58004	S225	PEGDADGSPAPQAPT	85 / 7 AA	54
Phosphosite 15:	PBX1	P40424	S321	TNVSAHGSQANSPST	85 / 7 AA	47
Phosphosite 16:	GATA3	P23771	S126	KTSIHHGSPGPLSVY	71 / 7 AA	48
Phosphosite 17:	ARAP1	Q96P48	T69	AGLLRAHTSPAPAPR	85 / 7 AA	162
Phosphosite 18:	G2	Q6ZVL6	S219	QPTENHASPSPVPEM	71 / 7 AA	199
Phosphosite 19:	ARAP1	Q96P48	S70	GLLRAHTSPAPAPRP	85 / 7 AA	162
Phosphosite 20:	PDLIM5	Q96HC4	S164	TSSHASPSPVAAVTP	71 / 7 AA	64