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:	Ataxin-3
Human P-Site:	S278
P-Site Sequence:	TSGTNLTSEELRKRR
UniProt:	P54252
Intern. Prot. ID:	IPI00005495

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Ataxin-3	P54252	S278	TSGTNLTSEELRKRR	100 / 9 AA	42
Phosphosite 1:	TBX20	Q9UMR3	S248	ASLLNLKSEEFRTFI	75 / 8 AA	33
Phosphosite 2:	LMNA	P02545	S212	DFQKNIYSEELRETK	66 / 9 AA	74
Phosphosite 3:	OCIAD1	Q9NX40	Y199	PKRKNITYEELRNKN	75 / 8 AA	28
Phosphosite 4:	C2orf16	Q68DN1	S719	RDCQKLTSEELQVGT	75 / 8 AA	224
Phosphosite 5:	AlphaK1	Q96L96	S1610	KLFGRLVSEELRGGG	85 / 7 AA	201
Phosphosite 6:	NUDCD1	Q96RS6	S388	ERLMHLTSEELNPNP	85 / 7 AA	67
Phosphosite 7:	NUDCD1	Q96RS6	T387	AERLMHLTSEELNPN	85 / 7 AA	67
Phosphosite 8:	KIAA1614	Q5VZ46	T260	DLDSTSLTSEEVFVP	75 / 8 AA	127
Phosphosite 9:	PYDC1	Q8WXC3	T16	LKVLENLTPEELKKF	85 / 7 AA	10
Phosphosite 10:	NFE2L3	Q9Y4A8	T376	DNHMRNLTSQDLLYD	71 / 7 AA	76
Phosphosite 11:	RUNDC1	Q96C34	T242	EDISSLSTEELRQRV	55 / 9 AA	68
Phosphosite 12:	ZDHHC14	Q8IZN3	S386	QSEPSLTSDELHLPG	62 / 8 AA	53
Phosphosite 13:	NFE2L3	Q9Y4A8	S377	NHMRNLTSQDLLYDL	71 / 7 AA	76
Phosphosite 14:	BCAR3	O75815	S146	EEELLLSSEDLRSHA	71 / 7 AA	93
Phosphosite 15:	SYT4	Q9H2B2	T146	LKSSTSLTSEEKQEK	85 / 7 AA
Phosphosite 16:	CETN2	P41208	T138	KELGENLTDEELQEM	85 / 7 AA	20
Phosphosite 17:	AMTN	Q6UX39	S115	GAQGTILSSEELPQI	75 / 8 AA	22
Phosphosite 18:	GTF3C5	Q9Y5Q8	S444	GWCLPKTSDELRDTM	83 / 6 AA	60
Phosphosite 19:	RbBP2	P29375	T822	GRTRTKLTVEELKAF	75 / 8 AA	192
Phosphosite 20:	EXT2	Q93063	S546	DDIIMLTSDELQFGY	71 / 7 AA	82