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:	Y808
P-Site Sequence:	GAAFFHKYYAYLYSY
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	Y808	GAAFFHKYYAYLYSY	100 / 9 AA	105
Phosphosite 1:	EXT2	Q93063	Y603	GAAFYHKYFNYLYTY	66 / 9 AA	82
Phosphosite 2:	EXT1	Q16394	Y629	GAAIYHKYYHYLYSH	66 / 9 AA	86
Phosphosite 3:	HSD17B1	P14061	Y217	IHTFHRFYQYLAHSK	62 / 8 AA	35
Phosphosite 4:	EXT1	Q16394	Y630	AAIYHKYYHYLYSHY	75 / 8 AA	86
Phosphosite 5:	CCDC113	Q9H0I3	Y50	ETEMFEKYYAKLEPR	66 / 9 AA	44
Phosphosite 6:	JMJD2C	Q9H3R0	Y32	EFREFNKYLAYMESK	62 / 8 AA	120
Phosphosite 7:	CCDC113	Q9H0I3	Y51	TEMFEKYYAKLEPRD	75 / 8 AA	44
Phosphosite 8:	PU.1	P17947	Y36	QRQTHEYYPYLSSDG	71 / 7 AA	31
Phosphosite 9:	EXTL3	O43909	Y811	FFHKYYAYLYSYVMP	100 / 6 AA	105
Phosphosite 10:	PU.1	P17947	Y35	YQRQTHEYYPYLSSD	71 / 7 AA	31
Phosphosite 11:	POLB	P06746	Y36	VSQAIHKYNAYRKAA	71 / 7 AA
Phosphosite 12:	ZBTB2	Q8N680	Y253	RNGSFPKYYACHLCG	71 / 7 AA	57
Phosphosite 13:	BCoR	Q6W2J9	Y361	YSEFHKHYARISTSP	83 / 6 AA	192
Phosphosite 14:	PTDSS1	P48651	Y339	APTVRQYYAYLTDTQ	71 / 7 AA	56
Phosphosite 15:	PTDSS1	P48651	Y338	TAPTVRQYYAYLTDT	71 / 7 AA	56
Phosphosite 16:	ZBTB2	Q8N680	Y254	NGSFPKYYACHLCGR	71 / 7 AA	57
Phosphosite 17:	NMDAR2D	O15399	Y964	LADGFHRYYGPIEPQ	66 / 6 AA	144
Phosphosite 18:	NMDAR2D	O15399	Y965	ADGFHRYYGPIEPQG	66 / 6 AA	144
Phosphosite 19:	PTDSS1	P48651	Y341	TVRQYYAYLTDTQCK	83 / 6 AA	56
Phosphosite 20:	EXT1	Q16394	Y626	VLTGAAIYHKYYHYL	66 / 6 AA	86