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:	HECTD3
Human P-Site:	Y503
P-Site Sequence:	NAVFTQVYEGLKPSD
UniProt:	Q5T447
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HECTD3	Q5T447	Y503	NAVFTQVYEGLKPSD	100 / 9 AA	97
Phosphosite 1:	HSPA6	P17066	Y445	PGVFIQVYEGERAMT	85 / 7 AA	71
Phosphosite 2:	LTK	P29376	Y525	HGAFGEVYEGLVIGL	75 / 8 AA	92
Phosphosite 3:	MYO5A	Q9Y4I1	Y1339	DGELWLVYEGLKQAN	100 / 6 AA	215
Phosphosite 4:	IRAK1	P51617	Y515	RPPMTQVYERLEKLQ	75 / 8 AA	77
Phosphosite 5:	BUB1	O43683	Y802	EGAFAQVYEATQGDL	71 / 7 AA	122
Phosphosite 6:	XYLB	O75191	Y513	SPGASQVYEALLPQY	71 / 7 AA	58
Phosphosite 7:	FUT7	Q11130	Y333	HLPRSQVYEDLEGWF	71 / 7 AA	39
Phosphosite 8:	p47phox	P14598	Y48	YRRFTEIYEFHKTLK	55 / 9 AA	45
Phosphosite 9:	NCF1C	A8MVU1	Y24	YRRFTEIYEFHKTLK	55 / 9 AA	42
Phosphosite 10:	NCF1B	A6NI72	Y49	YRRFTEIYEFHKTLK	55 / 9 AA	45
Phosphosite 11:	Nur77	P22736	T166	GHFSPSQTYEGLRAW	71 / 7 AA	64
Phosphosite 12:	Proline-rich protein 35	P0CG20	Y864	KDNSIKVYQGLKELA	62 / 8 AA
Phosphosite 13:	ZC3H12C	Q9C0D7	Y500	PSIRTQVYQDLEEKL	71 / 7 AA	99
Phosphosite 14:	PNPLA8	Q9NP80	Y773	IKLKTDMYEGLPFFS	71 / 7 AA	88
Phosphosite 15:	Pyk2	Q14289	Y440	EGFFGEVYEGVYTNH	62 / 8 AA	116
Phosphosite 16:	TF2B	Q00403	Y146	NNLFKQVYEQKSLKG	83 / 6 AA	35
Phosphosite 17:	GOLGA4	Q13439	T885	EQKVKSLTQVYESKL	83 / 6 AA	261
Phosphosite 18:	IRAK1	P51617	T512	AKRRPPMTQVYERLE	83 / 6 AA	77
Phosphosite 19:	ALK	Q9UM73	Y1131	HGAFGEVYEGQVSGM	71 / 7 AA	176
Phosphosite 20:	C15orf32	Q32M92	Y78	YRSNNQVYQKLKTHL	62 / 8 AA	20