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:	HERV-K_5q33.3 provirus ancestral Gag polyprotein
Human P-Site:	S356
P-Site Sequence:	DWEILAKSSLSPSQF
UniProt:	P87889
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 1:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 2:	ERVK6	Q7LDI9	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 3:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 4:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 5:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S356	DWEILAKSSLSPSQF	100 / 9 AA	124
Phosphosite 6:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 7:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S356	DWEILAKSSLSPSQF	100 / 9 AA	72
Phosphosite 8:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S356	DWEILAKSSLSPSQF	100 / 9 AA	74
Phosphosite 9:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S356	DWEILAKSSLLPSQF	88 / 9 AA	74
Phosphosite 10:	PAIP2B	Q9ULR5	S108	SEDILSKSNLNPDAK	66 / 9 AA	14
Phosphosite 11:	IQCD	Q96DY2	S139	LSIELQKSSLSPLMQ	87 / 8 AA	52
Phosphosite 12:	IQCD	Q96DY2	S140	SIELQKSSLSPLMQQ	87 / 8 AA	52
Phosphosite 13:	RNPEP	Q9H4A4	S546	LDKILQKSPLPPGNV	66 / 9 AA	73
Phosphosite 14:	ZBED5	Q49AG3	S142	CKKILSNSSLAPSKL	66 / 9 AA	79
Phosphosite 15:	RBMS2	Q15434	S277	PNRMLAQSALSPYLS	66 / 9 AA	44
Phosphosite 16:	BCMO1	Q9HAY6	T442	IIKYDILTKSSLKWR	85 / 7 AA	63
Phosphosite 17:	ERVK5	Q9HDB9	S357	WESLAKSSLSSSQYL	87 / 8 AA	74
Phosphosite 18:	ERVK5	Q9HDB9	S356	DWESLAKSSLSSSQY	87 / 8 AA	74
Phosphosite 19:	LRRC16A	Q5VZK9	T315	KHLNLSKTSLSPKGV	75 / 8 AA	152
Phosphosite 20:	BCMO1	Q9HAY6	S444	KYDILTKSSLKWRED	85 / 7 AA	63