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:	S659
P-Site Sequence:	PQYNNCPSPQAAVQQ
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	S659	PQYNNCPSPQAAVQQ	100 / 9 AA	74
Phosphosite 1:	PPARGC1B	Q86YN6	S256	EPGEDCPSPQPAPAS	66 / 9 AA	113
Phosphosite 2:	C22orf24	Q9Y442	S74	AGVGTCPSPQSWISP	62 / 8 AA	18
Phosphosite 3:	smMLCK	Q15746	S299	AKSKNCSSPQRGGSP	71 / 7 AA	211
Phosphosite 4:	MLL5	Q8IZD2	S1340	TTTNECPSPDTSQNT	55 / 9 AA	205
Phosphosite 5:	smMLCK	Q15746	S298	AAKSKNCSSPQRGGS	71 / 7 AA	211
Phosphosite 6:	PRKX	P51817	S33	GAPALCPSPEALSPE	83 / 6 AA	41
Phosphosite 7:	PRKY	O43930	S33	WAPALCPSPEARSPE	83 / 6 AA	32
Phosphosite 8:	CELSR2	Q9HCU4	S2648	TSSYNCPSPYADGRL	75 / 8 AA	317
Phosphosite 9:	SEC24D	O94855	S826	CYRKNCASPSAASQL	66 / 9 AA	113
Phosphosite 10:	CAPN8	A6NHC0	S84	RPTELCPSPQFIVGG	100 / 5 AA	77
Phosphosite 11:	FAM131C	Q96AQ9	S223	PSPDSCPSPEEPPST	50 / 8 AA	30
Phosphosite 12:	SOCS2	O14508	S30	AGSAEEPSPQAARLA	100 / 6 AA	22
Phosphosite 13:	STH	Q8IWL8	S107	FQGQNCPSHPAAALP	75 / 8 AA	14
Phosphosite 14:	ZNF609	O15014	S491	VLDRNCPSPVLIDCP	100 / 5 AA	151
Phosphosite 15:	PR (Progesterone)	P06401	S213	SGAPVKPSPQAAAVE	100 / 6 AA	99
Phosphosite 16:	ELAVL4	P26378	S33	SNNRNCPSPMQTGAT	100 / 5 AA	42
Phosphosite 17:	p57Kip2	P49918	S299	PAPCPSPSAAPGVGS	85 / 7 AA	32
Phosphosite 18:	YTHDF1	Q9BYJ9	S291	PVPQQAPSPQAAPQP	100 / 6 AA	61
Phosphosite 19:	E2F2	Q14209	S327	STSTLCPSPDSAQPS	71 / 7 AA	48
Phosphosite 20:	STAT5A	P42229	S128	REANNCSSPAGILVD	83 / 6 AA	91