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:	S17
P-Site Sequence:	SPAVATESRRFAAAR
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	S17	SPAVATESRRFAAAR	100 / 9 AA	140
Phosphosite 1:	CNTN5	O94779	S243	PSFVAEDSRRFISQE	75 / 8 AA	121
Phosphosite 2:	B3GNT8	Q7Z7M8	S203	DSLVAWESRRYSDLL	66 / 9 AA	43
Phosphosite 3:	C16orf92	Q96LL3	S59	ASALGTESPRFLDRP	62 / 8 AA	14
Phosphosite 4:	ZUFSP	Q96AP4	S126	YSENLTESRKFLKSR	83 / 6 AA	66
Phosphosite 5:	SYCP2L	Q5T4T6	S275	DREFETDSRRFLNHL	71 / 7 AA	94
Phosphosite 6:	CNTN3	Q9P232	S170	PSFVEEDSRRFVSQE	55 / 9 AA	113
Phosphosite 7:	PRPF8	Q6P2Q9	S819	TTVHWLESRRFSPIP	83 / 6 AA	274
Phosphosite 8:	CD3EAP	O15446	S27	AKPPASESPRFSLEA	62 / 8 AA	55
Phosphosite 9:	MPST	P25325	S175	DIKENLESRRFQVVD	100 / 5 AA	33
Phosphosite 10:	ARHGAP18	Q8N392	S38	AGEEATSSRRYGQYT	62 / 8 AA	75
Phosphosite 11:	LEMD3	Q9Y2U8	T734	ESRVRTETRRIGGAD	55 / 9 AA	100
Phosphosite 12:	RNF10	Q8N5U6	T281	DLKSVVATESHQYVV	71 / 7 AA	90
Phosphosite 13:	KAL1	P23352	S596	WAEVTTESRQNSLPN	71 / 7 AA	76
Phosphosite 14:	EDDM3A	Q14507	S119	NRYTESRSFSYIEFH	71 / 7 AA	18
Phosphosite 15:	PIGN	O95427	S94	HTRVPTESRPGHVAL	83 / 6 AA	106
Phosphosite 16:	EDDM3B	P56851	S119	NSYTESRSFNYIEFH	83 / 6 AA	18
Phosphosite 17:	PRICKLE2	Q7Z3G6	S334	QNARAKESRRSAKIG	75 / 8 AA	96
Phosphosite 18:	FAM83D	Q9H4H8	S31	PTELFSESRRLALEE	71 / 7 AA	64
Phosphosite 19:	EDDM3B	P56851	S117	SKNSYTESRSFNYIE	83 / 6 AA	18
Phosphosite 20:	CENPB	P07199	S289	DTRMAAESRRVLLLA	71 / 7 AA	65