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:	T409
P-Site Sequence:	HREASPSTLNDKSGL
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	T409	HREASPSTLNDKSGL	100 / 9 AA	87
Phosphosite 1:	ATXN1	P54253	S408	THREASPSTLNDKSG	100 / 8 AA	87
Phosphosite 2:	C2orf61	Q8N801	T127	KPRPSPSTLVDKDQS	77 / 9 AA	20
Phosphosite 3:	ATAD1	Q8NBU5	T161	FINLQPSTLTDKWYG	85 / 7 AA	159
Phosphosite 4:	DNHD1	Q96M86	T235	GLAASPSTVHSKPVS	66 / 9 AA	113
Phosphosite 5:	EXOC2	Q96KP1	T349	KLLETPSTLHDQKRY	55 / 9 AA	104
Phosphosite 6:	SRMS	Q9H3Y6	T114	VAKASPETLSDQPWY	66 / 9 AA	55
Phosphosite 7:	Dlx3	O60479	S242	LPYSASPSYLDDPTN	75 / 8 AA	32
Phosphosite 8:	Dlx3	O60479	Y243	PYSASPSYLDDPTNS	75 / 8 AA	32
Phosphosite 9:	GARNL1	Q6GYQ0	T1007	SQTPSPSTLNIDHME	85 / 7 AA	230
Phosphosite 10:	EXOC2	Q96KP1	S348	DKLLETPSTLHDQKR	62 / 8 AA	104
Phosphosite 11:	GARNL1	Q6GYQ0	S1006	RSQTPSPSTLNIDHM	85 / 7 AA	230
Phosphosite 12:	Tyk2	P29597	T573	GARASPRTLNLSQLS	85 / 7 AA	134
Phosphosite 13:	PIK3C2B	O00750	T483	NDDQSPSTLNYLVHL	100 / 6 AA	185
Phosphosite 14:	ATXN1	P54253	S406	QATHREASPSTLNDK	100 / 6 AA	87
Phosphosite 15:	TSEN2	Q8NCE0	T428	CYLIKPSTMTDKEME	71 / 7 AA	53
Phosphosite 16:	SPAM1	P38567	S485	PQIFYNASPSTLSAT	100 / 6 AA	58
Phosphosite 17:	MARCH-I	Q8TCQ1	T36	ADASQTSTLNEKSPG	83 / 6 AA	32
Phosphosite 18:	ST5	P78524	S591	LSLPSSPSSLNEDSL	62 / 8 AA	126
Phosphosite 19:	GGN	Q86UU5	S69	VPREPQASPSTLPLT	100 / 6 AA	67
Phosphosite 20:	URP2	Q86UX7	S218	QRLPRPSSLSDKTQL	55 / 9 AA	76