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:	HS3ST4
Human P-Site:	S164
P-Site Sequence:	PEREAQESSTTDEDL
UniProt:	Q9Y661
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HS3ST4	Q9Y661	S164	PEREAQESSTTDEDL	100 / 9 AA	50
Phosphosite 1:	Cdc27	P30260	S806	GTDESQESSMTDADD	77 / 9 AA	92
Phosphosite 2:	C10orf137	Q3B7T1	S231	STAEQQESSSSDQTN	66 / 9 AA	139
Phosphosite 3:	Cdc27	P30260	S807	TDESQESSMTDADDT	85 / 7 AA	92
Phosphosite 4:	EPC2	Q52LR7	S622	HPKAQGSSTSDCMSK	75 / 8 AA	91
Phosphosite 5:	EPC2	Q52LR7	S621	THPKAQGSSTSDCMS	75 / 8 AA	91
Phosphosite 6:	TCHHL1	Q5QJ38	S658	GHPEAQESTAGDENR	66 / 9 AA	99
Phosphosite 7:	AKAP10	O43572	S267	VSMETQESSSTLTVA	75 / 8 AA	74
Phosphosite 8:	NCOA1	Q15788	S88	KRMEQEKSTTDDDVQ	85 / 7 AA	157
Phosphosite 9:	E2F2	Q14209	S335	PDSAQPSSSTDPSIM	75 / 8 AA	48
Phosphosite 10:	NUT	Q86Y26	S955	PLQESQESYTTGTPK	66 / 9 AA	120
Phosphosite 11:	VCAN	P13611	T2457	ATRQESSTTFVSDGS	100 / 6 AA	373
Phosphosite 12:	E2F2	Q14209	S334	SPDSAQPSSSTDPSI	75 / 8 AA	48
Phosphosite 13:	SPCS1	Q9Y6A9	S84	WLPVQESSTDDKKPG	75 / 8 AA	12
Phosphosite 14:	SPCS1	Q9Y6A9	S83	KWLPVQESSTDDKKP	75 / 8 AA	12
Phosphosite 15:	VCAN	P13611	S2455	TQATRQESSTTFVSD	100 / 6 AA	373
Phosphosite 16:	HS3ST4	Q9Y661	T167	EAQESSTTDEDLAGR	100 / 6 AA	50
Phosphosite 17:	KIAA1430	Q9P2B7	S235	KSTETQPSSTTPKCG	75 / 8 AA	59
Phosphosite 18:	FAM21A	Q641Q2	S1053	RRLAAQESSETEDMS	75 / 8 AA	147
Phosphosite 19:	FAM21B	Q5SNT6	S965	RRLAAQESSETEDMS	75 / 8 AA	137
Phosphosite 20:	AFF2	P51816	T505	SDTESSTTDSESNEA	100 / 6 AA	145