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:	SLC44A3
Human P-Site:	S77
P-Site Sequence:	NMCGKKNSPVEGAPL
UniProt:	Q8N4M1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SLC44A3	Q8N4M1	S77	NMCGKKNSPVEGAPL	100 / 9 AA	74
Phosphosite 1:	ERVK6	Q9WJR5	S809	HLTGKKNSPHEGKLI	88 / 9 AA	108
Phosphosite 2:	Endogenous retrovirus group K member 11 Pol protein	Q9UQG0	S806	HLTGKKNSPHEGKLI	88 / 9 AA	110
Phosphosite 3:	HERV-K_1q23.3 provirus ancestral Pol protein	Q9QC07	S805	HLTGKKNSPHEGKLI	88 / 9 AA	92
Phosphosite 4:	ERVK6	Q9BXR3	S806	HLTGKKNSPHEGKLI	88 / 9 AA	108
Phosphosite 5:	HERV-K_11q22.1 provirus ancestral Pol protein	P63136	S804	HLTGKKNSPHEGKLI	88 / 9 AA	107
Phosphosite 6:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S806	HLTGKKNSPHEGKLI	88 / 9 AA	165
Phosphosite 7:	HERV-K_8p23.1 provirus ancestral Pol protein	P63133	S806	HLTGKKNSPHEGKLI	88 / 9 AA	108
Phosphosite 8:	HERV-K_19p13.11 provirus ancestral Pol protein	P63132	S806	HLTGKKNSPHEGKLI	88 / 9 AA	108
Phosphosite 9:	HERV-K_5q33.3 provirus ancestral Pol protein	P10266	S806	HLTGKKNSPHEGKLI	88 / 9 AA	115
Phosphosite 10:	BAG1	Q99933	S223	MLIGKKNSPQEEVEL	87 / 8 AA	39
Phosphosite 11:	NUP98	P52948	S1329	VSLTQKNSPVEAVFS	75 / 8 AA	188
Phosphosite 12:	SCN5A	Q14524	S593	ALHGKKNSTVDCNGV	75 / 8 AA	227
Phosphosite 13:	SLC41A2	Q96JW4	S229	VNIGKMDSPIEKWNL	62 / 8 AA	62
Phosphosite 14:	ATP2B2	Q01814	S63	ICRRLKTSPVEGLPG	85 / 7 AA	137
Phosphosite 15:	ATP2B4	P23634	S61	LCSRLKTSPVEGLSG	85 / 7 AA	138
Phosphosite 16:	USP19	O94966	S1216	LFYRRRNSPVERPPR	71 / 7 AA	146
Phosphosite 17:	UBR5	O95071	T348	PNLDKKNTPVQSPVS	55 / 9 AA	309
Phosphosite 18:	CA11	O75493	S69	CAVGKRQSPVDVELK	62 / 8 AA	36
Phosphosite 19:	PWP1	Q13610	S250	KKKGKKSSSAEGHTD	66 / 9 AA	56
Phosphosite 20:	epsin 3	Q9H201	S449	LPSGKPSSPVELDLF	75 / 8 AA	68