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:	Y811
P-Site Sequence:	FFHKYYAYLYSYVMP
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	Y811	FFHKYYAYLYSYVMP	100 / 9 AA	105
Phosphosite 1:	EXTL3	O43909	Y813	HKYYAYLYSYVMPQA	100 / 7 AA	105
Phosphosite 2:	EXT1	Q16394	Y632	IYHKYYHYLYSHYLP	87 / 8 AA	86
Phosphosite 3:	CEL	P19835	Y436	KSAKTYAYLFSHPSR	66 / 9 AA	79
Phosphosite 4:	EXTL3	O43909	Y808	GAAFFHKYYAYLYSY	100 / 6 AA	105
Phosphosite 5:	SLC7A3	Q8WY07	Y100	RSGSAYLYSYVTVGE	100 / 6 AA	67
Phosphosite 6:	SLC7A1	P30825	Y100	KTGSAYLYSYVTVGE	100 / 6 AA	68
Phosphosite 7:	SLC7A1	P30825	Y98	VPKTGSAYLYSYVTV	100 / 6 AA	68
Phosphosite 8:	NLN	Q9BYT8	Y636	YDGQYYGYLWSEVFS	62 / 8 AA	81
Phosphosite 9:	THOP1	P52888	Y612	YDAQYYGYLWSEVYS	62 / 8 AA	79
Phosphosite 10:	GALNT12	Q8IXK2	Y324	VSKKYFEYLGSYDTG	66 / 9 AA	67
Phosphosite 11:	PRKCSH	P14314	Y410	GPNGEFAYLYSQCYE	83 / 6 AA	59
Phosphosite 12:	EXT1	Q16394	Y630	AAIYHKYYHYLYSHY	85 / 7 AA	86
Phosphosite 13:	CEL	P19835	Y434	NAKSAKTYAYLFSHP	71 / 7 AA	79
Phosphosite 14:	NKX3-1	Q99801	Y222	NSYPYYPYLYCVGSW	71 / 7 AA	26
Phosphosite 15:	RAB2B	Q8WUD1	Y5	___MTYAYLFKYIII	71 / 7 AA	24
Phosphosite 16:	PRKCSH	P14314	Y412	NGEFAYLYSQCYELT	83 / 6 AA	59
Phosphosite 17:	SLC7A2	P52569	Y102	KTGSAYLYTYVTVGE	83 / 6 AA	72
Phosphosite 18:	dynactin 1	Q14203	Y727	LTKAIKYYQHLYSIH	71 / 7 AA	142
Phosphosite 19:	PTDSS1	P48651	Y341	TVRQYYAYLTDTQCK	83 / 6 AA	56
Phosphosite 20:	PTDSS1	P48651	Y339	APTVRQYYAYLTDTQ	83 / 6 AA	56