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:	ERVK5
Human P-Site:	S357
P-Site Sequence:	WESLAKSSLSSSQYL
UniProt:	Q9HDB9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ERVK5	Q9HDB9	S357	WESLAKSSLSSSQYL	100 / 9 AA	74
Phosphosite 1:	ERVK5	Q9HDB9	S356	DWESLAKSSLSSSQY	100 / 8 AA	74
Phosphosite 2:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 3:	ERVK6	Q7LDI9	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 4:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 5:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 6:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 7:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S356	DWEILAKSSLSPSQF	87 / 8 AA	124
Phosphosite 8:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 9:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S356	DWEILAKSSLSPSQF	87 / 8 AA	72
Phosphosite 10:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S356	DWEILAKSSLSPSQF	87 / 8 AA	74
Phosphosite 11:	WDR42A	Q5TAQ9	S18	RTDLANGSLSSSPEE	77 / 9 AA	67
Phosphosite 12:	MXRA5	Q9NR99	S1046	DNIHLVKSSLSTQDT	75 / 8 AA	312
Phosphosite 13:	MXRA5	Q9NR99	S1047	NIHLVKSSLSTQDTL	75 / 8 AA	312
Phosphosite 14:	OC90	Q02509	S176	AIECLARSSLNSSLN	75 / 8 AA	53
Phosphosite 15:	FAM90A22	A8MWA6	S190	LSPLRKTSLSSSSSL	77 / 9 AA	50
Phosphosite 16:	KIAA1875	A6NE52	S970	ASQLLARSSLSHYLG	85 / 7 AA	180
Phosphosite 17:	LRRC36	Q1X8D7	T726	SSPFGKSTLSSSSPV	66 / 9 AA	84
Phosphosite 18:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S356	DWEILAKSSLLPSQF	100 / 6 AA	74
Phosphosite 19:	NIN	Q8N4C6	S1733	CVDKLAKSSLLEHRI	100 / 6 AA	243
Phosphosite 20:	GNN	Q6P2S7	S1034	AETLAKSSLLRKQLS	100 / 6 AA	152