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:	HTT
Human P-Site:	S1349
P-Site Sequence:	GRAQRLGSSSVRPGL
UniProt:	P42858
Intern. Prot. ID:	IPI00002335

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HTT	P42858	S1349	GRAQRLGSSSVRPGL	100 / 9 AA	348
Phosphosite 1:	PPFIA1	Q13136	S1194	SGTQRLDSATVRTYS	66 / 9 AA	136
Phosphosite 2:	TOM1	O60784	S347	AGMNLGSSSVRAGLQ	100 / 7 AA	54
Phosphosite 3:	TOM1	O60784	S348	GMNLGSSSVRAGLQS	100 / 7 AA	54
Phosphosite 4:	C1orf26	Q5T5J6	S779	DVFQRLGSNSALTTS	75 / 8 AA	103
Phosphosite 5:	FN3KRP	Q9HA64	S12	LRRELGCSSVRATGH	85 / 7 AA	34
Phosphosite 6:	FN3KRP	Q9HA64	S13	RRELGCSSVRATGHS	85 / 7 AA	34
Phosphosite 7:	TRPM7	Q96QT4	S1386	NKNQKLGSSSTSIPH	75 / 8 AA	213
Phosphosite 8:	ZNF646	O15015	S133	SWGQRLGSSEGWENQ	66 / 9 AA	201
Phosphosite 9:	M-CK	P06732	S344	SNADRLGSSEVEQVQ	75 / 8 AA	43
Phosphosite 10:	MBD5	Q9P267	S205	YPRQRLGSSEHGQKS	100 / 6 AA	160
Phosphosite 11:	PRSS33	Q8NF86	T100	GALRLGSTSPRTLSV	75 / 8 AA	30
Phosphosite 12:	MOCS1	Q9NZB8	S442	LAQQRLGSGSFQRHY	85 / 7 AA	70
Phosphosite 13:	TOR1AIP2	Q8NFQ8	S134	RADAHLGSSSVALPK	85 / 7 AA	51
Phosphosite 14:	MED12L	Q86YW9	S1445	EKGQHLGSSSKKERD	85 / 7 AA	240
Phosphosite 15:	PRSS33	Q8NF86	S99	LGALRLGSTSPRTLS	75 / 8 AA	30
Phosphosite 16:	CCDC114	Q96M63	S528	ASTQRAGSSTVLVPT	75 / 8 AA	75
Phosphosite 17:	MED12	Q93074	S1459	EKGQHLGSSSRKERD	85 / 7 AA	243
Phosphosite 18:	HIC2	Q96JB3	T167	PRSQRLSTASVIQAR	62 / 8 AA	66
Phosphosite 19:	CACNA1A	O00555	S2263	HMAHRQGSSSVSGSP	75 / 8 AA	282
Phosphosite 20:	EPS8L3	Q8TE67	S420	RGSHRLGSTSHFPQE	71 / 7 AA	67