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:	T614
P-Site Sequence:	DLKIDSSTVERIEDS
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	T614	DLKIDSSTVERIEDS	100 / 9 AA	87
Phosphosite 1:	ATXN1	P54253	S613	NDLKIDSSTVERIED	100 / 8 AA	87
Phosphosite 2:	ATXN1	P54253	S612	SNDLKIDSSTVERIE	100 / 7 AA	87
Phosphosite 3:	ASXL1	Q8IXJ9	T1498	QMFTDSSTVESISLQ	87 / 8 AA	165
Phosphosite 4:	PLEC1	Q15149	T4463	GGIIDPSTGERFPVT	66 / 9 AA	532
Phosphosite 5:	CYFIP2	Q96F07	T1259	SVETDSSTVEHVRCF	66 / 9 AA	148
Phosphosite 6:	PCDHAC1	Q9H158	T746	SATIDVTTVERLSQT	66 / 9 AA	104
Phosphosite 7:	PLEC1	Q15149	S4462	TGGIIDPSTGERFPV	75 / 8 AA	532
Phosphosite 8:	PCDHAC1	Q9H158	T745	TSATIDVTTVERLSQ	75 / 8 AA	104
Phosphosite 9:	CYFIP2	Q96F07	S1258	KSVETDSSTVEHVRC	75 / 8 AA	148
Phosphosite 10:	FAM44A	Q8NFC6	T1237	EVNIDSETVHRMLLS	66 / 9 AA	330
Phosphosite 11:	ATG4B	Q9Y4P1	S372	LNLSLDSSDVERLER	75 / 8 AA	44
Phosphosite 12:	EP300	Q09472	S463	VSQIDPSSIERAYAA	62 / 8 AA	264
Phosphosite 13:	DENND2A	Q9ULE3	S78	QEDYLPSSTVERRSS	75 / 8 AA	114
Phosphosite 14:	C1orf9	Q9UBS9	T129	NAVVDSETVENISSS	66 / 9 AA	139
Phosphosite 15:	NR2C2	P49116	S98	QIVTDSASVERLLGK	55 / 9 AA	65
Phosphosite 16:	SERTAD3	Q9UJW9	S157	FFLDIDTSAVEKEPA	62 / 8 AA	22
Phosphosite 17:	CTNND2	Q9UQB3	T760	SSEIDSKTVENCVCI	85 / 7 AA	133
Phosphosite 18:	DENND2A	Q9ULE3	T79	EDYLPSSTVERRSSD	75 / 8 AA	114
Phosphosite 19:	ATR	Q13535	T1327	KYATDSETVEPIISQ	75 / 8 AA	301
Phosphosite 20:	OFD1	O75665	T267	LVLREKSTLERIHKH	62 / 8 AA	117