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:	T186
P-Site Sequence:	MVAEASPTVDSFRPG
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	T186	MVAEASPTVDSFRPG	100 / 9 AA	75
Phosphosite 1:	EXTL1	Q92935	S184	QAMVAEASPTVDSFR	100 / 7 AA	75
Phosphosite 2:	PLEC1	Q15149	T829	EDHPARPTVESFQAA	75 / 8 AA	532
Phosphosite 3:	EXTL1	Q92935	S189	EASPTVDSFRPGFDV	100 / 6 AA	75
Phosphosite 4:	FSIP1	Q8NA03	T336	ELSAASPTISSFSPR	66 / 9 AA	66
Phosphosite 5:	CPSF1	Q10570	S737	EGLGSETSPTVDDEE	85 / 7 AA	161
Phosphosite 6:	CPSF1	Q10570	T739	LGSETSPTVDDEEEM	85 / 7 AA	161
Phosphosite 7:	ZNF131	P52739	T603	EDLETKPTVDSEAEK	75 / 8 AA	71
Phosphosite 8:	HN1L	Q9H910	T159	KEQEPMPTVDSHEPR	66 / 9 AA	20
Phosphosite 9:	PCM1	Q15154	T1894	AHKESPPTVDSTQQP	75 / 8 AA	228
Phosphosite 10:	PLEC1	Q15149	S832	PARPTVESFQAALQT	83 / 6 AA	532
Phosphosite 11:	C17orf28	Q8IV36	T303	SASSASPTVDGTTTG	85 / 7 AA	89
Phosphosite 12:	C17orf28	Q8IV36	S301	HDSASSASPTVDGTT	100 / 6 AA	89
Phosphosite 13:	B4GALNT4	Q76KP1	T613	TLGPAAPTVDSNLSS	85 / 7 AA	117
Phosphosite 14:	MLK1	P80192	T535	FTVQASPTMDKRKSL	71 / 7 AA	122
Phosphosite 15:	KRT31	Q15323	T218	VEVDAAPTVDLNRVL	71 / 7 AA	47
Phosphosite 16:	TBC1D25	Q3MII6	T574	STQEASPTGDMAVGS	85 / 7 AA	76
Phosphosite 17:	TBC1D25	Q3MII6	S572	PPSTQEASPTGDMAV	85 / 7 AA	76
Phosphosite 18:	LIPG	Q9Y5X9	S494	WRMKNETSPTVELP_	71 / 7 AA	57
Phosphosite 19:	SRRM2	Q9UQ35	T400	PPSEASPTRDRSPPK	85 / 7 AA	300
Phosphosite 20:	LIPG	Q9Y5X9	T496	MKNETSPTVELP___	71 / 7 AA	57