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:	S666
P-Site Sequence:	SCCPERTSQLFDLPC
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	S666	SCCPERTSQLFDLPC	100 / 9 AA	87
Phosphosite 1:	ATXN1L	P0C7T5	T561	SCSPGRTTQLFSLPC	75 / 8 AA	73
Phosphosite 2:	ATXN1L	P0C7T5	T560	SSCSPGRTTQLFSLP	75 / 8 AA	73
Phosphosite 3:	OTOG	Q6ZRI0	T673	PVGVPESTPQLFGNS	75 / 8 AA	315
Phosphosite 4:	LRRK2	Q5S007	T2340	QKLIETRTSQLFSYA	100 / 6 AA	286
Phosphosite 5:	LRRK2	Q5S007	S2341	KLIETRTSQLFSYAA	100 / 6 AA	286
Phosphosite 6:	Zfp827	Q17R98	S511	SNTPERTSQGGAGVS	100 / 6 AA	119
Phosphosite 7:	TRAF3IP1	Q8TDR0	T104	AGHEPERTNELLQII	62 / 8 AA	79
Phosphosite 8:	EYA2	O00167	S47	KSAPLRVSQLFSRSC	75 / 8 AA	59
Phosphosite 9:	THAP10	Q9P2Z0	S221	ELWSRTSSLFDIYSS	85 / 7 AA	28
Phosphosite 10:	DVL2	O14641	S126	PLPPERTSGIGDSRP	66 / 9 AA	79
Phosphosite 11:	THAP10	Q9P2Z0	S220	EELWSRTSSLFDIYS	85 / 7 AA	28
Phosphosite 12:	C9orf116	Q5BN46	S25	TAPPERTSDYYRVSA	62 / 8 AA	15
Phosphosite 13:	PDPK1	O15530	Y9	ARTTSQLYDAVPIQS	83 / 6 AA	63
Phosphosite 14:	PDPK1	O15530	S6	__MARTTSQLYDAVP	83 / 6 AA	63
Phosphosite 15:	GPR161	Q8N6U8	S356	FVQRQRTSRLFSISN	62 / 8 AA	59
Phosphosite 16:	MMP28	Q9H239	S107	AAWAERISDLFARHR	62 / 8 AA	59
Phosphosite 17:	C9orf131	Q5VYM1	S193	NRQQQRKSQLFWGLP	62 / 8 AA	118
Phosphosite 18:	RP1-199H16.1	Q5TG08	T413	ACKSPELTSNLFNIY	75 / 8 AA	75
Phosphosite 19:	GPR161	Q8N6U8	T355	PFVQRQRTSRLFSIS	62 / 8 AA	59
Phosphosite 20:	ZC3H13	Q5T200	S407	RHDHERTSQSHDRRH	66 / 9 AA	197