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:	Y601
P-Site Sequence:	TLTVTDFYRSWNCAP
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	Y601	TLTVTDFYRSWNCAP	100 / 9 AA	105
Phosphosite 1:	SPTBN4	Q9NRC6	S203	NVNITDFSRSWSDGL	66 / 9 AA	417
Phosphosite 2:	PAPSS2	O95340	Y608	WKVLTDYYRSLEKN_	55 / 9 AA	70
Phosphosite 3:	FCN3	O75636	S146	GSVDFFRSWSSYRAG	71 / 7 AA	33
Phosphosite 4:	CCDC103	Q8IW40	Y106	PETSADFYRDWRRHL	71 / 7 AA	27
Phosphosite 5:	FCN2	Q15485	Y156	VDGSVDFYRDWATYK	71 / 7 AA	34
Phosphosite 6:	FCN1	O00602	Y169	MDGSVDFYRDWAAYK	71 / 7 AA	35
Phosphosite 7:	PAPSS2	O95340	Y607	AWKVLTDYYRSLEKN	62 / 8 AA	70
Phosphosite 8:	MACF1	Q9UPN3	Y3172	LGRVEDFYRKLKGLN	55 / 9 AA	620
Phosphosite 9:	MACF1	Q96PK2	Y3674	LGRVEDFYRKLKGLN	55 / 9 AA	670
Phosphosite 10:	GALNAC4S6ST	Q7LFX5	Y540	QKILRDFYRPFNARL	71 / 7 AA	65
Phosphosite 11:	USP40	Q9NVE5	Y1110	RQRVADFYRLPVEKI	83 / 6 AA	140
Phosphosite 12:	MYH11	P35749	T393	GINVTDFTRSILTPR	85 / 7 AA	227
Phosphosite 13:	ELTD1	Q9HBW9	Y366	HRKVTDRYRSLCAFW	75 / 8 AA	78
Phosphosite 14:	CLDN7	O95471	Y149	HQIVTDFYNPLIPTN	62 / 8 AA	22
Phosphosite 15:	Cip1 (p21)	P38936	Y151	QTSMTDFYHSKRRLI	71 / 7 AA	18
Phosphosite 16:	GAS6	Q14393	Y683	SAPVTAFYRGCMTLE	71 / 7 AA	80
Phosphosite 17:	GAS6	Q14393	T680	PVTSAPVTAFYRGCM	83 / 6 AA	80
Phosphosite 18:	CHD8	Q9HCK8	Y1807	RREQTDFYRVVSTFG	100 / 5 AA	291
Phosphosite 19:	ATM	Q13315	Y1248	YTNIEDFYRSCYKVL	71 / 7 AA	351
Phosphosite 20:	EXOSC10	Q01780	Y63	FGDEYDFYRSFPGFQ	83 / 6 AA	101