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_22q11.21 provirus ancestral Gag polyprotein
Human P-Site:	S338
P-Site Sequence:	YMRTLLDSIAYGHRL
UniProt:	P63145
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_22q11.21 provirus ancestral Gag polyprotein	P63145	S338	YMRTLLDSIAYGHRL	100 / 9 AA	74
Phosphosite 1:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S338	YMRTLLDSIAYGHRL	100 / 9 AA	74
Phosphosite 2:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	S338	YMRTLLDSIAHGHRL	88 / 9 AA	74
Phosphosite 3:	ERVK5	Q9HDB9	S338	YIRTLLDSIAHGNRL	88 / 9 AA	74
Phosphosite 4:	ERVK6	Q7LDI9	S338	YMRTLLDSIAHGHRL	88 / 9 AA	74
Phosphosite 5:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S338	YMRTLLDSIAHGHRL	88 / 9 AA	74
Phosphosite 6:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S338	YMRTLLDSIAHGHRL	88 / 9 AA	124
Phosphosite 7:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S338	YMRTLLDSIAHGHRL	88 / 9 AA	74
Phosphosite 8:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S338	YMRTLLDSIAHGHRL	88 / 9 AA	72
Phosphosite 9:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S338	YMRTLLDSIAHGHRL	88 / 9 AA	74
Phosphosite 10:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S338	YMRTLLDSIAHGHRL	88 / 9 AA	74
Phosphosite 11:	SLC22A18	Q96BI1	S58	SRKLGLDSIAFGYLQ	85 / 7 AA	45
Phosphosite 12:	WDR85	Q9BTV6	S333	TSHTLPDSLVYGADW	66 / 9 AA	51
Phosphosite 13:	RPTOR	Q8N122	S836	VAMKVLNSIAYKATV	62 / 8 AA	149
Phosphosite 14:	ZMYM4	Q5VZL5	S53	TPTLDSMSYGMPNQT	71 / 7 AA	173
Phosphosite 15:	ZMYM4	Q5VZL5	S51	NLTPTLDSMSYGMPN	71 / 7 AA	173
Phosphosite 16:	LIG4	P49917	S154	QVNDLLDSIASNNSA	100 / 6 AA	104
Phosphosite 17:	WNT4	P56705	Y161	GCSDNIAYGVAFSQS	83 / 6 AA	39
Phosphosite 18:	ZMAT1	Q5H9K5	S481	DSKQRLDSISYCQLT	83 / 6 AA	75
Phosphosite 19:	HDAC8	Q9BY41	S93	GDDDHPDSIEYGLGY	83 / 6 AA	42
Phosphosite 20:	ZMAT1	Q5H9K5	S483	KQRLDSISYCQLTRD	83 / 6 AA	75