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_1q23.3 provirus ancestral Pol protein
Human P-Site:	Y478
P-Site Sequence:	SSNGKVAYTGPKERV
UniProt:	Q9QC07
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_1q23.3 provirus ancestral Pol protein	Q9QC07	Y478	SSNGKVAYTGPKERV	100 / 9 AA	92
Phosphosite 1:	ERVK6	Q9WJR5	Y481	SSNGKAAYTGPKERV	88 / 9 AA	108
Phosphosite 2:	Endogenous retrovirus group K member 11 Pol protein	Q9UQG0	Y478	SSNGKAAYTGPKERV	88 / 9 AA	110
Phosphosite 3:	ERVK6	Q9BXR3	Y478	SSNGKAAYTGPKERV	88 / 9 AA	108
Phosphosite 4:	HERV-K_11q22.1 provirus ancestral Pol protein	P63136	Y478	SSNGKAAYTGPKERV	88 / 9 AA	107
Phosphosite 5:	HERV-K_1q22 provirus ancestral Pol protein	P63135	Y478	SSNGKAAYTGPKERV	88 / 9 AA	165
Phosphosite 6:	HERV-K_8p23.1 provirus ancestral Pol protein	P63133	Y478	SSNGKAAYTGPKERV	88 / 9 AA	108
Phosphosite 7:	HERV-K_5q33.3 provirus ancestral Pol protein	P10266	Y478	SSNGKAAYTGPKERV	88 / 9 AA	115
Phosphosite 8:	C1qA	P02745	Y84	GNPGKVGYPGPSGPL	75 / 8 AA	30
Phosphosite 9:	APC	P25054	S2365	SSGSGKMSYTSPGRQ	62 / 8 AA	312
Phosphosite 10:	LAMA2	P24043	Y839	CDGCPVGYTGPRCER	71 / 7 AA	343
Phosphosite 11:	APC	P25054	Y2366	SGSGKMSYTSPGRQM	62 / 8 AA	312
Phosphosite 12:	DRCTNNB1A	Q9BYI3	Y162	HGLSKVVYSGPHPQR	62 / 8 AA	58
Phosphosite 13:	UBA5	Q9GZZ9	Y372	PEGITVAYTIPKKQE	85 / 7 AA	45
Phosphosite 14:	UBA5	Q9GZZ9	T373	EGITVAYTIPKKQED	85 / 7 AA	45
Phosphosite 15:	CAMSAP1	Q5T5Y3	T1462	LASVAEYTGPKLFKE	83 / 6 AA	178
Phosphosite 16:	CAMSAP1	Q5T5Y3	Y1461	SLASVAEYTGPKLFK	83 / 6 AA	178
Phosphosite 17:	ITPR3	Q14573	Y2583	RVKNKTDYTGPESYV	71 / 7 AA	304
Phosphosite 18:	NCK2	O43639	T272	HAPQISYTGPSSSGR	57 / 7 AA	43
Phosphosite 19:	MAMDC2	Q7Z304	Y539	RGETPTSYTGPKGDH	71 / 7 AA	78
Phosphosite 20:	CAMSAP1L1	Q08AD1	Y1347	SVASGTEYTGPKLYK	71 / 7 AA	168