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:	HPS4
Human P-Site:	Y401
P-Site Sequence:	VPDGRAPYCKASLSA
UniProt:	Q9NQG7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HPS4	Q9NQG7	Y401	VPDGRAPYCKASLSA	100 / 9 AA	77
Phosphosite 1:	CTK	P42679	Y425	FSYGRAPYPKMSLKE	77 / 9 AA	56
Phosphosite 2:	PGS1	Q32NB8	Y299	YKGDRAEYCKAANKR	66 / 9 AA	63
Phosphosite 3:	OR52N1	Q8NH53	Y170	FLTKRLPYCKGNVIP	62 / 8 AA	36
Phosphosite 4:	ATAD2	Q6PL18	S342	LSSAGPRSPYCKRMN	83 / 6 AA	159
Phosphosite 5:	KIAA0284	Q9Y4F5	Y140	ALPEHTPYCEASNPR	55 / 9 AA	172
Phosphosite 6:	ATAD2	Q6PL18	Y344	SAGPRSPYCKRMNRR	83 / 6 AA	159
Phosphosite 7:	OR2L5	Q8NG80	Y167	VYAFRIPYCKSRAIN	71 / 7 AA	36
Phosphosite 8:	ZNF219	Q9P2Y4	Y167	SSAFRCPYCKGKFRT	71 / 7 AA	77
Phosphosite 9:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	Y243	APQGRAPYHQPPTRR	55 / 9 AA	74
Phosphosite 10:	GDF9	O60383	Y195	RTLGRAPYSFTFNSQ	83 / 6 AA	51
Phosphosite 11:	DCAF17	Q5H9S7	Y149	EKIYLAPYCKFRYLS	100 / 5 AA	59
Phosphosite 12:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74
Phosphosite 13:	ERVK5	Q9HDB9	Y243	ALQGRAPYPQPPTVR	55 / 9 AA	74
Phosphosite 14:	ERVK6	Q7LDI9	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74
Phosphosite 15:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74
Phosphosite 16:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74
Phosphosite 17:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	Y243	APQGRAPYPQPPTRR	55 / 9 AA	124
Phosphosite 18:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74
Phosphosite 19:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74
Phosphosite 20:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	Y243	APQGRAPYPQPPTRR	55 / 9 AA	74