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:	T306
P-Site Sequence:	HFVPREATKKAESSR
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	T306	HFVPREATKKAESSR	100 / 9 AA	87
Phosphosite 1:	C1orf111	Q5T0L3	T154	NTCPREATKKSRHGL	87 / 8 AA	29
Phosphosite 2:	SLTM	Q9NWH9	S325	EKEARESSKKAESGD	66 / 9 AA	117
Phosphosite 3:	OXER1	Q8TDS5	S398	QWRYREASRKAEAIG	75 / 8 AA	46
Phosphosite 4:	CDYL	Q9Y232	T421	DDRKRESTKMAEAIR	75 / 8 AA	66
Phosphosite 5:	EphB2	P29323	T1008	RCQPRDVTKKTCNSN	62 / 8 AA	117
Phosphosite 6:	ABRA	Q8N0Z2	T293	YGRPKEGTKTAERAK	66 / 9 AA	43
Phosphosite 7:	SR140	O15042	S979	KDSPRDVSKKAKRSP	62 / 8 AA	118
Phosphosite 8:	IFT172	Q9UG01	T1269	EEYEREATKKGARGV	85 / 7 AA	198
Phosphosite 9:	MLL3	Q8NEZ4	T4228	NKDSRESTKRVEKDI	55 / 9 AA	541
Phosphosite 10:	TTN	Q8WZ42	S27247	HIEKREASKKAWVSV	85 / 7 AA	3816
Phosphosite 11:	FERMT2	Q96AC1	T148	LKKPRDPTKKKKKKL	71 / 7 AA	78
Phosphosite 12:	KIAA1543	Q9P1Y5	S646	QVQPREASGEAEAEA	66 / 9 AA	135
Phosphosite 13:	KIAA0753	Q2KHM9	T585	KTSPRDATKEPLQQE	83 / 6 AA	109
Phosphosite 14:	tau	P10636	T167	PEGPREATRQPSGTG	62 / 8 AA	79
Phosphosite 15:	PHIP	Q8WWQ0	T874	KKVPKNKTKKAESSS	66 / 9 AA	207
Phosphosite 16:	Sos1	Q07889	T1188	AIPPRQPTSKAYSPR	62 / 8 AA	152
Phosphosite 17:	CCDC49	Q9NXE8	S272	HSPPRHASKKSTREA	62 / 8 AA	50
Phosphosite 18:	CHD-2	O14647	T1077	LPRIRSSTKKAQTND	62 / 8 AA	211
Phosphosite 19:	STX3	Q13277	T250	VEKARDETKKAVKYQ	62 / 8 AA	33
Phosphosite 20:	TMPO	P42167	T96	AAVGRKATKKTDKPR	62 / 8 AA	51