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_6q14.1 provirus ancestral Gag-Pol polyprotein
Human P-Site:	S741
P-Site Sequence:	SSVPWSASPGDRIAQ
UniProt:	P63128
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_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S741	SSVPWSASPGDRIAQ	100 / 9 AA	124
Phosphosite 1:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S739	ISSSVPWSASPGDRI	100 / 7 AA	124
Phosphosite 2:	GPR150	Q8NGU9	S276	AAAPWSASPGRAPAP	100 / 7 AA	46
Phosphosite 3:	GPR150	Q8NGU9	S274	PAAAAPWSASPGRAP	100 / 7 AA	46
Phosphosite 4:	SIGLEC5	O15389	S498	RKKPWPDSPGDQASP	66 / 9 AA	61
Phosphosite 5:	TOP2A	P11388	S1297	KRNPWSDSESDRSSD	66 / 9 AA	174
Phosphosite 6:	C10orf6	Q8IX21	S43	AAGKRTESPGDRKQS	62 / 8 AA	132
Phosphosite 7:	GPR25	O00155	S8	MAPTEPWSPSPGSAP	85 / 7 AA	39
Phosphosite 8:	CCDC80	Q76M96	S391	TQRPWTPSPSHRPPT	55 / 9 AA	108
Phosphosite 9:	ZFP36	P26651	S41	SSGPWSLSPSDSSPS	75 / 8 AA	34
Phosphosite 10:	GPR25	O00155	S10	PTEPWSPSPGSAPWD	85 / 7 AA	39
Phosphosite 11:	ERBB2IP	Q96RT1	S1060	HGEMWAISPNDRLIP	62 / 8 AA	158
Phosphosite 12:	SHROOM2	Q13796	S1524	NNLDDGASPGDRQSL	85 / 7 AA	176
Phosphosite 13:	HUWE1	Q7Z6Z7	S4084	MYALFRTSPGDRVTY	62 / 8 AA	482
Phosphosite 14:	TSSC1	Q53HC9	S73	EIWHISASPADRGVL	85 / 7 AA	44
Phosphosite 15:	PLEKHQ1	Q8TD55	S217	FLAPETTSPGDRVET	66 / 9 AA	53
Phosphosite 16:	TP53I11	O14683	S10	TPEVASPSPGDRCRE	85 / 7 AA	19
Phosphosite 17:	NSMAF	Q92636	S485	ELPPWASSPEDFLQK	62 / 8 AA	104
Phosphosite 18:	NBEAL2	Q6ZNJ1	S2255	VLPPWASSPEDFIQQ	62 / 8 AA	303
Phosphosite 19:	USP43	Q70EL4	S720	SIPPWSASSSMRGST	66 / 9 AA	123
Phosphosite 20:	APS	O14492	S541	SPACWSDSPGQHYFS	62 / 8 AA	68