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:	HS6ST1
Human P-Site:	Y319
P-Site Sequence:	FIRPFMQYNSTRAGG
UniProt:	O60243
Intern. Prot. ID:	IPI00028449

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HS6ST1	O60243	Y319	FIRPFMQYNSTRAGG	100 / 9 AA	48
Phosphosite 1:	HS6ST1	O60243	S321	RPFMQYNSTRAGGVE	100 / 7 AA	48
Phosphosite 2:	MKP5	Q9Y6W6	Y183	DCRPFMEYNKSHIQG	55 / 9 AA	53
Phosphosite 3:	PADI1	Q9ULC6	Y54	GVEVFMVYNRTRVKE	75 / 8 AA	75
Phosphosite 4:	DUSP16	Q9BY84	Y37	DSRPFVEYNTSHILE	44 / 9 AA	73
Phosphosite 5:	Rb	P06400	Y771	LKTNILQYASTRPPT	62 / 8 AA	106
Phosphosite 6:	ESM1	Q9NQ30	Y137	LKFPFFQYSVTKSSN	55 / 9 AA	20
Phosphosite 7:	TSPAN6	O43657	Y133	YEKALKQYNSTGDYR	62 / 8 AA	28
Phosphosite 8:	ATP8B3	O60423	S639	LAIMDFNSTRKRMSV	71 / 7 AA	148
Phosphosite 9:	PLA2G1B	P04054	Y44	GSDPFLEYNNYGCYC	57 / 7 AA	16
Phosphosite 10:	Rb	P06400	S773	TNILQYASTRPPTLS	71 / 7 AA	106
Phosphosite 11:	C5orf42	Q9H799	Y544	GIKPFLQYPSNEVNK	62 / 8 AA	237
Phosphosite 12:	AGA (aspartylglucosaminidase)	P20933	Y331	TQFSFMVYNSEKNQP	55 / 9 AA	37
Phosphosite 13:	ST8SIA5	O15466	T58	GPFEYNSTRCLELRH	83 / 6 AA	44
Phosphosite 14:	ST8SIA5	O15466	S57	EGPFEYNSTRCLELR	71 / 7 AA	44
Phosphosite 15:	HS6ST2	Q96MM7	T461	SPFTQYNTTRASSVE	83 / 6 AA	69
Phosphosite 16:	SMCHD1	A6NHR9	Y1614	YILPFMFYNDVKKQQ	55 / 9 AA	226
Phosphosite 17:	KTELC1	Q8NBL1	Y372	EYSKFLSYNVTRRKG	62 / 8 AA	46
Phosphosite 18:	SYT1	P21579	Y381	IGKVFVGYNSTGAEL	71 / 7 AA	48
Phosphosite 19:	ZNF547	Q8IVP9	Y389	ECGKFFRYNSTLLRH	71 / 7 AA	46
Phosphosite 20:	CLTC	Q00610	Y556	IVDVFMEYNLIQQCT	80 / 5 AA	192