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:	EXTL1
Human P-Site:	Y562
P-Site Sequence:	AAFYHRYYHTLFTHS
UniProt:	Q92935
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EXTL1	Q92935	Y562	AAFYHRYYHTLFTHS	100 / 9 AA	75
Phosphosite 1:	TTN	Q8WZ42	T32455	KHRRYYHTLIKKDLN	85 / 7 AA	3816
Phosphosite 2:	TTN	Q8WZ42	Y32453	TLKHRRYYHTLIKKD	75 / 8 AA	3816
Phosphosite 3:	EXT1	Q16394	Y630	AAIYHKYYHYLYSHY	66 / 9 AA	86
Phosphosite 4:	TTN	Q8WZ42	Y32452	RTLKHRRYYHTLIKK	85 / 7 AA	3816
Phosphosite 5:	PIWIL3	Q7Z3Z3	Y225	SPDCLRYYNILFRRT	55 / 9 AA	101
Phosphosite 6:	C7orf28A	P86791	Y175	LEKFFHRYLQTLHLQ	62 / 8 AA	56
Phosphosite 7:	ALKBH8	Q96BT7	Y626	PSPVFHRYYHVFREG	62 / 8 AA	75
Phosphosite 8:	EXT1	Q16394	Y629	GAAIYHKYYHYLYSH	75 / 8 AA	86
Phosphosite 9:	ANO7	Q6IWH7	Y620	FVGYPGNYHTLFGVR	66 / 9 AA	106
Phosphosite 10:	ALKBH8	Q96BT7	Y627	SPVFHRYYHVFREGE	62 / 8 AA	75
Phosphosite 11:	ASB4	Q9Y574	Y370	LEKYWDFYHSLFTVC	55 / 9 AA	48
Phosphosite 12:	ZNF470	Q6ECI4	T392	RHRRYYHTGEKPFDC	100 / 5 AA	83
Phosphosite 13:	SNX20	Q7Z614	Y266	AREGHRYYAPLLDAM	62 / 8 AA	36
Phosphosite 14:	ZFP28	Q8NHY6	Y498	LIRHWRYYHTGEKPF	100 / 5 AA	99
Phosphosite 15:	ZNF470	Q6ECI4	Y390	LIRHRRYYHTGEKPF	83 / 6 AA	83
Phosphosite 16:	ZNF574	Q6ZN55	Y599	YRLLMHRYHHTGEYP	83 / 6 AA	99
Phosphosite 17:	ZNF470	Q6ECI4	Y389	SLIRHRRYYHTGEKP	83 / 6 AA	83
Phosphosite 18:	FICD	Q9BVA6	Y228	ETYYHHIYHTVAIEG	62 / 8 AA	52
Phosphosite 19:	ZFP28	Q8NHY6	Y497	SLIRHWRYYHTGEKP	100 / 5 AA	99
Phosphosite 20:	UBE3A	Q05086	Y37	KHLIERYYHQLTEGC	83 / 6 AA	101