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_8p23.1 provirus ancestral Pol protein
Human P-Site:	S867
P-Site Sequence:	PIRDAKKSTSAETET
UniProt:	P63133
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_8p23.1 provirus ancestral Pol protein	P63133	S867	PIRDAKKSTSAETET	100 / 9 AA	108
Phosphosite 1:	ERVK6	Q9WJR5	S870	PIGDAKKSTSAETET	100 / 9 AA	108
Phosphosite 2:	ERVK6	Q9BXR3	S867	PIRDAKKSTSAETET	100 / 9 AA	108
Phosphosite 3:	HERV-K_11q22.1 provirus ancestral Pol protein	P63136	S865	PIRDAKKSTSAETET	100 / 9 AA	107
Phosphosite 4:	HERV-K_19p13.11 provirus ancestral Pol protein	P63132	S867	PIGDAKKSTSAETET	100 / 9 AA	108
Phosphosite 5:	hCG_2043352	A8MUX0	S466	CKRDCKKSTSSQLDC	66 / 9 AA	54
Phosphosite 6:	GTDC1	Q4AE62	S249	QESDLKKSTSSDNSS	66 / 9 AA	53
Phosphosite 7:	Gpr77	Q9P296	S326	ESVDSKKSTSHDLVS	66 / 9 AA	36
Phosphosite 8:	ARHGAP21	Q5T5U3	S1565	ARFSMKKSTSPETKH	85 / 7 AA	217
Phosphosite 9:	BIN3	Q9NQY0	S48	LQKDMKKSTDADLAM	66 / 9 AA	30
Phosphosite 10:	PWP1	Q13610	S250	KKKGKKSSSAEGHTD	75 / 8 AA	56
Phosphosite 11:	ARHGAP21	Q5T5U3	S1567	FSMKKSTSPETKHSE	85 / 7 AA	217
Phosphosite 12:	Cyclin C1	P35663	S295	TKKNAKKSSDAESED	66 / 9 AA	74
Phosphosite 13:	PWP1	Q13610	S251	KKGKKSSSAEGHTDA	85 / 7 AA	56
Phosphosite 14:	PWP1	Q13610	S249	KKKKGKKSSSAEGHT	75 / 8 AA	56
Phosphosite 15:	SMAP1	Q8IYB5	S205	QQLEPKKSTSPKKAA	62 / 8 AA	50
Phosphosite 16:	ZFHX4	Q86UP3	S341	SFLEPKKSTSVYPHF	62 / 8 AA	394
Phosphosite 17:	AFAP1L2	Q8N4X5	S346	LGRKKSTSLEPVERS	85 / 7 AA	91
Phosphosite 18:	CDH19	Q9H159	T674	ERKTRKTTSAEIRSL	62 / 8 AA	87
Phosphosite 19:	AFAP1L2	Q8N4X5	T345	NLGRKKSTSLEPVER	85 / 7 AA	91
Phosphosite 20:	AFAP1L2	Q8N4X5	S344	MNLGRKKSTSLEPVE	85 / 7 AA	91