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:	DUX4
Human P-Site:	T303
P-Site Sequence:	QGVLAPPTSQGSPWW
UniProt:	Q9UBX2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	DUX4	Q9UBX2	T303	QGVLAPPTSQGSPWW	100 / 9 AA	45
Phosphosite 1:	DUX4	Q9UBX2	S304	GVLAPPTSQGSPWWG	100 / 8 AA	45
Phosphosite 2:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	S258	LNPMAPPSRQGSELH	66 / 9 AA	74
Phosphosite 3:	TUBB4Q	Q99867	T274	MPGFAPLTSQGSQQY	77 / 9 AA	48
Phosphosite 4:	UBAP2	Q5T6F2	T414	SWDLKPPTSQSSVLS	77 / 9 AA	117
Phosphosite 5:	TNS3	Q68CZ2	S1015	PDSLAPPSSQAFLGF	75 / 8 AA	155
Phosphosite 6:	Pax2	Q02962	T348	YPPHVPPTGQGSYPT	75 / 8 AA	45
Phosphosite 7:	TCF7L2	Q9NQB0	S501	GSCLSPPSSDGSLLD	66 / 9 AA	68
Phosphosite 8:	TUBB4Q	Q99867	S275	PGFAPLTSQGSQQYR	87 / 8 AA	48
Phosphosite 9:	C13orf23	Q86XN7	S440	PLPLPPTSQGLSNPT	100 / 6 AA	96
Phosphosite 10:	C13orf23	Q86XN7	T439	LPLPLPPTSQGLSNP	100 / 6 AA	96
Phosphosite 11:	TREX1	Q9NSU2	T104	CALESPPTSQGPPPT	85 / 7 AA	39
Phosphosite 12:	ERVK6	Q7LDI9	S258	LNPTAPPSRQGSKLH	75 / 8 AA	74
Phosphosite 13:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	S258	LNPTAPPSRQGSELH	75 / 8 AA	74
Phosphosite 14:	HERV-K_1q22 provirus ancestral Gag polyprotein	P63130	S258	LNPTAPPSRQGSELH	75 / 8 AA	74
Phosphosite 15:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S258	LNPTAPPSRQGSELH	75 / 8 AA	124
Phosphosite 16:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	S258	LNPTAPPSRQGSELH	75 / 8 AA	74
Phosphosite 17:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	S258	LNPTAPPSRQGSELH	75 / 8 AA	72
Phosphosite 18:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	S258	LNPTAPPSRQGSELH	75 / 8 AA	74
Phosphosite 19:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	S258	LNPTAPPSRQGSELH	75 / 8 AA	74
Phosphosite 20:	BSN	Q9UPA5	T535	PTPLPPPTSQQPPVG	85 / 7 AA	416