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:	SERINC4
Human P-Site:	S339
P-Site Sequence:	EPQTPDISLAMLSAS
UniProt:	A6NH21
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SERINC4	A6NH21	S339	EPQTPDISLAMLSAS	100 / 9 AA	57
Phosphosite 1:	HSPG2	P98160	S3607	GYPTPDISWSKLDGS	66 / 9 AA	469
Phosphosite 2:	BUB1	O43683	S445	FHTTPNTSLGMVQAT	55 / 9 AA	122
Phosphosite 3:	SAGE1	Q9NXZ1	S816	VPNTPQISPAMAKKI	75 / 8 AA	99
Phosphosite 4:	Putative SAGE1-like protein	A6NJ88	S524	SVETPQISPAMAKKI	75 / 8 AA	69
Phosphosite 5:	NCRNA00174	Q52M62	S12	GPNRPEISLARNSTC	71 / 7 AA	22
Phosphosite 6:	RNF4	P78317	S30	ATSTPEISLEAEPIE	71 / 7 AA	21
Phosphosite 7:	PLCL1	Q15111	S944	SDNTPSVSLVMKDSF	62 / 8 AA	123
Phosphosite 8:	ARFGEF3	Q5TH69	Y1162	SVTDTVDYSLAMPGE	75 / 8 AA	241
Phosphosite 9:	AIM1L	Q8N1P7	S31	DYSTPEISLFSEEGL	83 / 6 AA	69
Phosphosite 10:	DCP1B	Q8IZD4	S17	VGKGRDISLAALQRH	75 / 8 AA	68
Phosphosite 11:	BNIP2	Q12982	S59	KLMAPDISLTLDPSD	62 / 8 AA	36
Phosphosite 12:	PABPC3	Q9H361	T23	GDLHPDVTEAMLYEK	62 / 8 AA	70
Phosphosite 13:	PABPC1L	Q4VXU2	T23	GDLHPDVTEAMLYEK	62 / 8 AA	68
Phosphosite 14:	PABPC1	P11940	T23	GDLHPDVTEAMLYEK	62 / 8 AA	71
Phosphosite 15:	SYT9	Q86SS6	S51	RLRDPDISVSLLTLV	62 / 8 AA	56
Phosphosite 16:	AHNAK	Q09666	S5582	GVSAPDISLGEGHLS	71 / 7 AA	629
Phosphosite 17:	JAK1	P23458	S632	DPSHRDISLAFFEAA	62 / 8 AA	133
Phosphosite 18:	MAP1B	P46821	S1657	GQESPEQSLAMDFSR	62 / 8 AA	271
Phosphosite 19:	NLGN1	Q8N2Q7	T780	TACPPDYTLAMRRSP	71 / 7 AA	94
Phosphosite 20:	NLGN1	Q8N2Q7	Y779	RTACPPDYTLAMRRS	71 / 7 AA	94