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:	EXTL3
Human P-Site:	Y519
P-Site Sequence:	GRFLWETYFSTADSI
UniProt:	O43909
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EXTL3	O43909	Y519	GRFLWETYFSTADSI	100 / 9 AA	105
Phosphosite 1:	EXTL3	O43909	T518	QGRFLWETYFSTADS	100 / 8 AA	105
Phosphosite 2:	EXT1	Q16394	Y415	TQFLWEAYFSSVEKI	66 / 9 AA	86
Phosphosite 3:	EXTL1	Q92935	Y354	TQFLWDAYFSSVEKV	55 / 9 AA	75
Phosphosite 4:	SPATA2	Q9UM82	Y328	PALLRGTYFSTQDDV	75 / 8 AA	58
Phosphosite 5:	SPATA2	Q9UM82	T327	GPALLRGTYFSTQDD	75 / 8 AA	58
Phosphosite 6:	ARL10	Q8N8L6	Y31	LFILWKTYFGRGRER	71 / 7 AA	27
Phosphosite 7:	AT2	P50052	Y103	TLPLWATYYSYRYDW	71 / 7 AA	41
Phosphosite 8:	MYO15A	Q9UKN7	Y2772	ARDTWEVYFSRIFPA	83 / 6 AA	395
Phosphosite 9:	SERPINB12	Q96P63	Y200	FKAKWETYFDHENTV	83 / 6 AA	46
Phosphosite 10:	TRIM64C	A6NLI5	Y233	YRELWETYHMPDVEL	83 / 6 AA	51
Phosphosite 11:	C1orf61	Q13536	S24	LFQLWESSFSPGAGG	55 / 9 AA	17
Phosphosite 12:	PLP1	P60201	Y50	TEKLIETYFSKNYQD	75 / 8 AA	30
Phosphosite 13:	TBC1D2B	Q9UPU7	Y640	TGVKWENYFASTVNR	50 / 8 AA	110
Phosphosite 14:	TBC1D22B	Q9NU19	Y430	TIRLWDTYQSEPEGF	71 / 7 AA	59
Phosphosite 15:	TBC1D22A	Q8WUA7	Y442	TIRLWDTYQSEPDGF	71 / 7 AA	59
Phosphosite 16:	TBC1D22B	Q9NU19	T429	CTIRLWDTYQSEPEG	71 / 7 AA	59
Phosphosite 17:	TBC1D22A	Q8WUA7	T441	CTIRLWDTYQSEPDG	71 / 7 AA	59
Phosphosite 18:	Plxna1	Q9UIW2	S1703	DLFETIFSTAHRGSA	85 / 7 AA	211
Phosphosite 19:	PLXNA4	Q9HCM2	S1701	DLFETIFSTAHRGSA	85 / 7 AA	212
Phosphosite 20:	SULT2B1	O00204	T15	QIPGLWDTYEDDISE	80 / 5 AA	41