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:	EXT1
Human P-Site:	Y284
P-Site Sequence:	SDTRNALYHVHNGED
UniProt:	Q16394
Intern. Prot. ID:	IPI00293128

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EXT1	Q16394	Y284	SDTRNALYHVHNGED	100 / 9 AA	86
Phosphosite 1:	HS3ST1	O14792	Y196	KALNRSLYHVHMQNW	83 / 6 AA	36
Phosphosite 2:	SUOX	P51687	Y140	LEPFWALYAVHNQSH	85 / 7 AA	60
Phosphosite 3:	IHPK1	Q92551	Y294	EGFRNALYQYLHNGL	83 / 6 AA	50
Phosphosite 4:	ZNF226	Q9NYT6	Y518	SFRRNSHYQVHLVVH	62 / 8 AA	92
Phosphosite 5:	GPR133	Q6QNK2	Y602	STIRNQRYHIHANLS	62 / 8 AA	97
Phosphosite 6:	PTPRU	Q92729	Y551	SKLRNETYHVFSNLH	55 / 9 AA	160
Phosphosite 7:	USP14	P54578	Y311	TLQRNALYIKSSKIS	100 / 5 AA	56
Phosphosite 8:	FBXO42	Q6P3S6	Y711	YPKTNALYFVRAKR_	71 / 7 AA	78
Phosphosite 9:	TMTC2	Q8N394	Y521	SAYRNALYYRSNMAD	66 / 9 AA	94
Phosphosite 10:	PRSS33	Q8NF86	Y197	SRTCDGLYHVGADVP	57 / 7 AA	30
Phosphosite 11:	USP47	Q96K76	Y217	PEFRNALYKWEFEES	100 / 5 AA	157
Phosphosite 12:	PRMT8	Q9NR22	Y104	LTYRNSMYHNKHVFK	66 / 6 AA	45
Phosphosite 13:	CPA5	Q8WXQ8	Y358	KDAVEALYKVHGIEY	62 / 8 AA	49
Phosphosite 14:	WWC2	Q6AWC2	Y118	LRTQKELYHVKEQRL	57 / 7 AA	134
Phosphosite 15:	TTYH3	Q9C0H2	Y439	RQAHDSLYRVHMPSL	57 / 7 AA	58
Phosphosite 16:	WDR87	Q6ZQQ6	Y2733	WETFVALYHVLRMLQ	100 / 5 AA	333
Phosphosite 17:	ARHGAP8	P85298	Y140	KKNLKALYVVHPTSF	71 / 7 AA	53
Phosphosite 18:	TMEM45B	Q96B21	Y134	MEGFLFYYHVHNRPP	100 / 5 AA	32
Phosphosite 19:	GZF1	Q9H116	Y535	FAQRNSLYQHIKVHT	66 / 6 AA	80
Phosphosite 20:	IMMT	Q16891	S654	MIDETRNSLYQYFLS	66 / 6 AA	84