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:	S1864
P-Site Sequence:	QQTPKRHSLSSTKLL
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	S1864	QQTPKRHSLSSTKLL	100 / 9 AA	348
Phosphosite 1:	C1orf172	Q8NAX2	S201	DPPPMRHSLPSTFAS	77 / 9 AA	44
Phosphosite 2:	FGD6	Q6ZV73	S503	PKKPQRHSLPATGVL	66 / 9 AA	161
Phosphosite 3:	RP1-21O18.1	Q674X7	S259	KDVPKRHSLAMPGET	85 / 7 AA	86
Phosphosite 4:	ANAPC1	Q9H1A4	S382	NQSPKRHSISHSPNS	85 / 7 AA	217
Phosphosite 5:	IL22RA1	Q8N6P7	S320	AGAPQRHSLSEITYL	85 / 7 AA	63
Phosphosite 6:	Loc387763	Q7Z7L8	S200	RARFKWHSLSSELRA	85 / 7 AA	46
Phosphosite 7:	FSIP2	Q5CZC0	S2763	YGFPNKHSLSSLPIY	75 / 8 AA	370
Phosphosite 8:	UNC5B	Q8IZJ1	S800	TFTLERHSLASTELT	75 / 8 AA	104
Phosphosite 9:	BC060632	Q765P7	S639	KASPKRLSLPNTAWG	66 / 9 AA	80
Phosphosite 10:	SRRM2	Q9UQ35	S1458	SGTPSRHSLSGSSPG	66 / 9 AA	300
Phosphosite 11:	LRP1	Q07954	S4520	GGHGSRHSLASTDEK	85 / 7 AA	505
Phosphosite 12:	IRAK1BP1	Q5VVH5	S42	PGLRHPLSSTQAQTA	85 / 7 AA	29
Phosphosite 13:	PRPF4B	Q13523	S354	GRSPKRRSLSPKPRD	85 / 7 AA	117
Phosphosite 14:	CATSPERB	Q9H7T0	S275	LRYPSRHSLSFSRAD	85 / 7 AA	127
Phosphosite 15:	BCLAF1	Q9NYF8	S119	SRSPKRRSVSSQRSR	75 / 8 AA	106
Phosphosite 16:	ZFYVE20	Q9H1K0	S590	STAPKTPSLSSTQPT	77 / 9 AA	89
Phosphosite 17:	CSS3	Q70JA7	S486	ENQPPRQSLSSILRT	66 / 9 AA	100
Phosphosite 18:	FOXP1	Q9H334	S290	VHTPKRESLSHEEHP	85 / 7 AA	75
Phosphosite 19:	DDX31	Q9H8H2	S185	MFSPKKHSVSTSDRN	55 / 9 AA	94
Phosphosite 20:	KIAA0748	A2RU30	S311	HNTPKRNSLDQVVLE	83 / 6 AA	54