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:	ATXN1
Human P-Site:	S358
P-Site Sequence:	SVPHPYESRHVVVHP
UniProt:	P54253
Intern. Prot. ID:	IPI00432008

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATXN1	P54253	S358	SVPHPYESRHVVVHP	100 / 9 AA	87
Phosphosite 1:	ATXN1	P54253	Y356	GKSVPHPYESRHVVV	100 / 7 AA	87
Phosphosite 2:	DOPEY2	Q9Y3R5	S1237	LYLQPYDSRRVLYAF	55 / 9 AA	258
Phosphosite 3:	SP8	Q8IXZ3	Y203	RVGMAHPYESWFKPS	83 / 6 AA	51
Phosphosite 4:	BRWD1	Q9NSI6	S481	LETHPFDSRIMLSAG	66 / 6 AA	263
Phosphosite 5:	FRK	P42685	S389	DNEDIYESRHEIKLP	71 / 7 AA	58
Phosphosite 6:	FARP2	O94887	Y365	SGMKRIPYERRHSKT	83 / 6 AA	120
Phosphosite 7:	HRNR	Q86YZ3	S2686	SSRGPYESRLGHSSV	100 / 5 AA	282
Phosphosite 8:	HRNR	Q86YZ3	S1276	SSRGPYESRSGHSSV	100 / 5 AA	282
Phosphosite 9:	THEG	Q9P2T0	S39	LQSSVYESRRVTDPE	83 / 6 AA	43
Phosphosite 10:	FRK	P42685	Y387	KVDNEDIYESRHEIK	100 / 5 AA	58
Phosphosite 11:	HMGB4	Q8WW32	Y142	TDLEKHPYEQRVALL	83 / 6 AA	22
Phosphosite 12:	HRNR	Q86YZ3	Y2684	RSSSRGPYESRLGHS	100 / 5 AA	282
Phosphosite 13:	HRNR	Q86YZ3	Y1274	RSSSRGPYESRSGHS	100 / 5 AA	282
Phosphosite 14:	MAGI2	Q86UL8	S755	KSRAIYESRQQVPPR	71 / 7 AA	159
Phosphosite 15:	ZNF239	Q16600	Y197	TSPDGHPYEKIHTAE	71 / 7 AA	52
Phosphosite 16:	INSM2	Q96T92	S550	HINKCHPSESRQVLL	71 / 7 AA	59
Phosphosite 17:	SEMA3B	Q13214	Y170	DGKGKSPYDPRHRAA	66 / 6 AA	83
Phosphosite 18:	ZNF271	Q14591	Y174	IHIGEKPYQCRHCSK	66 / 6 AA	76
Phosphosite 19:	CKS2	P33552	Y19	YFDEHYEYRHVMLPR	71 / 7 AA	10
Phosphosite 20:	VPS13D	Q5THJ4	Y4038	PFTRVHPYETKEFII	66 / 6 AA	492