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_1q22 provirus ancestral Pol protein
Human P-Site:	S688
P-Site Sequence:	CQTGESTSHVKKHLL
UniProt:	P63135
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_1q22 provirus ancestral Pol protein	P63135	S688	CQTGESTSHVKKHLL	100 / 9 AA	165
Phosphosite 1:	ERVK6	Q9WJR5	S691	CQTGESTSHVKKHLL	100 / 9 AA	108
Phosphosite 2:	Endogenous retrovirus group K member 11 Pol protein	Q9UQG0	S688	CQTGESTSHVKKHLL	100 / 9 AA	110
Phosphosite 3:	HERV-K_1q23.3 provirus ancestral Pol protein	Q9QC07	S688	CQTGESTSHVKKHLL	100 / 9 AA	92
Phosphosite 4:	ERVK6	Q9BXR3	S688	CQTGESTSHVKKHLL	100 / 9 AA	108
Phosphosite 5:	HERV-K_11q22.1 provirus ancestral Pol protein	P63136	S686	CHTGESTSHVKKHLL	100 / 9 AA	107
Phosphosite 6:	HERV-K_8p23.1 provirus ancestral Pol protein	P63133	S688	CQTGESTSHVKKHLL	100 / 9 AA	108
Phosphosite 7:	HERV-K_19p13.11 provirus ancestral Pol protein	P63132	S688	CQTGESTSHVKKHLL	100 / 9 AA	108
Phosphosite 8:	HERV-K_5q33.3 provirus ancestral Pol protein	P10266	S688	CQTGESTSHVKKHLL	100 / 9 AA	115
Phosphosite 9:	C21orf30	Q9UFM2	S22	TNIGESTSPLRKTIE	66 / 9 AA	26
Phosphosite 10:	NAV1	Q8NEY1	S1492	SIHGYSISHVKRVLD	66 / 9 AA	202
Phosphosite 11:	IKBKAP	O95163	S842	YCLSILTSHVKKTTP	100 / 6 AA	150
Phosphosite 12:	FEN1	P39748	T61	QNEEGETTSHLMGMF	62 / 8 AA	43
Phosphosite 13:	MAGI3	Q5TCQ9	S1475	RFKPESSSPVKKTLI	75 / 8 AA	166
Phosphosite 14:	ZC3H12C	Q9C0D7	S480	STKADSTSDVKRGAP	55 / 9 AA	99
Phosphosite 15:	p53	P04637	S378	SKKGQSTSRHKKLMF	66 / 9 AA	44
Phosphosite 16:	KRT78	Q8N1N4	S430	RMSGECTSQVTISSV	62 / 8 AA	57
Phosphosite 17:	KRT78	Q8N1N4	T429	CRMSGECTSQVTISS	62 / 8 AA	57
Phosphosite 18:	FKSG10	P57764	T453	GLELGEDTPHVCWEP	71 / 7 AA	53
Phosphosite 19:	FEN1	P39748	T60	LQNEEGETTSHLMGM	71 / 7 AA	43
Phosphosite 20:	GRM8	O00222	S379	GSHGKRNSHIKKCTG	55 / 9 AA	102