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:	S1055
P-Site Sequence:	HCGVPPLSASDESRK
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	S1055	HCGVPPLSASDESRK	100 / 9 AA	348
Phosphosite 1:	ZDHHC8	Q9ULC8	S421	YPPSPPLSASDAFSG	100 / 7 AA	81
Phosphosite 2:	UNC13D	Q70J99	S1029	LREVPGLSGSEEPGE	66 / 9 AA	123
Phosphosite 3:	CTPS2	Q9NRF8	S187	VSLVPQLSATGEQKT	66 / 9 AA	66
Phosphosite 4:	SETD2	Q9BYW2	S1838	KTAVPPLSEGDGYSS	75 / 8 AA	288
Phosphosite 5:	UBE3C	Q15386	S676	GLESPPLSVSEERQL	75 / 8 AA	124
Phosphosite 6:	RAD54L	Q92698	S127	LYEPPPLSAHDQLKL	75 / 8 AA	84
Phosphosite 7:	PAK5	Q9P286	S345	MVLSPPLSGSDTYPR	85 / 7 AA	81
Phosphosite 8:	CELSR1	Q9NYQ6	S812	GTSIATLSANDEDTG	55 / 9 AA	329
Phosphosite 9:	DKFZp779A1753	P27816	S580	AKDVPPLSETEATPV	62 / 8 AA	51
Phosphosite 10:	TTLL5	Q6EMB2	S433	PQRCRPLSASDAEMK	66 / 9 AA	143
Phosphosite 11:	DENND1C	Q8IV53	S533	GAGTPPLSPEDEGCP	66 / 9 AA	87
Phosphosite 12:	IRF2BP2	Q7Z5L9	S87	AAKPPPLSAKDILLQ	85 / 7 AA	61
Phosphosite 13:	HCN1	O60741	S787	TREVRPLSASQPSLP	75 / 8 AA	99
Phosphosite 14:	BSN	Q9UPA5	S1457	REKPLSASDGEGGTP	100 / 6 AA	416
Phosphosite 15:	BSN	Q9UPA5	S1455	AAREKPLSASDGEGG	100 / 6 AA	416
Phosphosite 16:	PIP4K2B	P78356	S17	AVAVAPLSASKTKTK	75 / 8 AA	47
Phosphosite 17:	TTLL5	Q6EMB2	S435	RCRPLSASDAEMKNL	100 / 6 AA	143
Phosphosite 18:	KCNH6	Q9H252	S787	PDAAPPLSISDASGL	85 / 7 AA	110
Phosphosite 19:	SHROOM4	Q9ULL8	T633	PPESPPLTASNTSLL	71 / 7 AA	166
Phosphosite 20:	CDK5RAP2	Q96SN8	S1688	VSETPPLSGNDTDSL	62 / 8 AA	215