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:	S501
P-Site Sequence:	LSLDARSSLSTSEVD
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	S501	LSLDARSSLSTSEVD	100 / 9 AA	75
Phosphosite 1:	PPFIA2	O75334	S799	YHNDARSSLSVSLEP	88 / 9 AA	143
Phosphosite 2:	PPFIA2	O75334	S798	SYHNDARSSLSVSLE	87 / 8 AA	143
Phosphosite 3:	PARD3	Q8TEW0	S221	QRDNARSSLSASHPM	77 / 9 AA	151
Phosphosite 4:	KNCN	A6PVL3	S103	NKEGARSSLSTVSRT	87 / 8 AA	13
Phosphosite 5:	GTF3C3	Q9Y5Q9	S495	LHLDARISLSTLQQQ	87 / 8 AA	101
Phosphosite 6:	KNCN	A6PVL3	S102	GNKEGARSSLSTVSR	87 / 8 AA	13
Phosphosite 7:	TRIO	O75962	S2440	PAKDARASLGTLPLG	75 / 8 AA	347
Phosphosite 8:	SCFD1	Q8WVM8	S239	NLRDARNSLFTGDTL	66 / 9 AA	72
Phosphosite 9:	TNFAIP3	P21580	S550	TTAEASSSLSTSLPP	77 / 9 AA	90
Phosphosite 10:	POU2F3	Q9UKI9	T26	DSTDARSTLSQVEPG	85 / 7 AA	47
Phosphosite 11:	EXTL1	Q92935	S503	LDARSSLSTSEVDFA	100 / 7 AA	75
Phosphosite 12:	CCDC116	Q8IYX3	S129	RRAHARPSLSTVHRH	75 / 8 AA	57
Phosphosite 13:	DHRS13	Q6UX07	S335	EDSEAPSSLSTPHPE	66 / 9 AA	41
Phosphosite 14:	PARD3	Q8TEW0	S220	FQRDNARSSLSASHP	75 / 8 AA	151
Phosphosite 15:	DHRS13	Q6UX07	S334	SEDSEAPSSLSTPHP	75 / 8 AA	41
Phosphosite 16:	C20orf202	A1L168	S82	HWEDARSSGGTSPIR	77 / 9 AA	14
Phosphosite 17:	GLIS1	Q8NBF1	S7	_MAEARTSLSAHCRG	62 / 8 AA	66
Phosphosite 18:	HRBL	O95081	T119	LGLFDARTSLVPDSR	83 / 6 AA	49
Phosphosite 19:	HRBL	O95081	S120	GLFDARTSLVPDSRD	83 / 6 AA	49
Phosphosite 20:	EML6	Q6ZMW3	S947	AIKRSALSTSSKGLL	85 / 7 AA	217