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:	S486
P-Site Sequence:	SDRFYPYSTIRTDAI
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	S486	SDRFYPYSTIRTDAI	100 / 9 AA	75
Phosphosite 1:	EXTL1	Q92935	T487	DRFYPYSTIRTDAIL	100 / 8 AA	75
Phosphosite 2:	PELP1	Q8IZL8	S425	PGQERPYSTVRTKVY	85 / 7 AA	120
Phosphosite 3:	PELP1	Q8IZL8	T426	GQERPYSTVRTKVYA	85 / 7 AA	120
Phosphosite 4:	EXTL1	Q92935	Y483	RKVSDRFYPYSTIRT	100 / 6 AA	75
Phosphosite 5:	SF2	Q07955	Y39	IEDVFYKYGAIRDID	62 / 8 AA	28
Phosphosite 6:	SLC25A44	Q96H78	T39	RVSVYPFTLIRTRLQ	62 / 8 AA	35
Phosphosite 7:	PELP1	Q8IZL8	Y424	SPGQERPYSTVRTKV	83 / 6 AA	120
Phosphosite 8:	PEAR1	Q5VY43	T927	SSENPYATIRDLPSL	71 / 7 AA	111
Phosphosite 9:	PEAR1	Q5VY43	Y925	SLSSENPYATIRDLP	71 / 7 AA	111
Phosphosite 10:	GPR37	O15354	S597	ELELSPFSTIRREMS	62 / 8 AA	67
Phosphosite 11:	GPR37	O15354	T598	LELSPFSTIRREMST	83 / 6 AA	67
Phosphosite 12:	CDYL2	Q8N8U2	Y383	KAWFQTPYATIRLTP	83 / 6 AA	56
Phosphosite 13:	CEP76	Q8TAP6	Y453	QPKPLYPYRTIGCVF	71 / 7 AA	74
Phosphosite 14:	FIGF	O43915	S201	TAPRHPYSIIRRSIQ	71 / 7 AA	40
Phosphosite 15:	C10orf137	Q3B7T1	T480	QNKKHYGTIRTLLLN	71 / 7 AA	139
Phosphosite 16:	FIGF	O43915	Y200	PTAPRHPYSIIRRSI	71 / 7 AA	40
Phosphosite 17:	RICS	A7KAX9	Y1577	YPEDIPPYPTIRRVQ	83 / 6 AA	231
Phosphosite 18:	SI	P14410	Y1554	QLGAFYPYSRNHNIA	100 / 5 AA	209
Phosphosite 19:	RICS	A7KAX9	T1579	EDIPPYPTIRRVQSL	83 / 6 AA	231
Phosphosite 20:	UPK3A	O75631	S195	TNQLTPYSTIDTWPG	66 / 9 AA	31