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:	ALK7
Human P-Site:	Y281
P-Site Sequence:	EQGSLYDYLNRNIVT
UniProt:	Q8NER5
Intern. Prot. ID:	IPI00302552

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ALK7	Q8NER5	Y281	EQGSLYDYLNRNIVT	100 / 9 AA	55
Phosphosite 1:	TGFBR1	P36897	Y291	EHGSLFDYLNRYTVT	87 / 8 AA	56
Phosphosite 2:	ALK4	P36896	Y293	EHGSLFDYLNRYTVT	87 / 8 AA	57
Phosphosite 3:	MLTK	Q9NYL2	Y93	SLGSLYDYINSNRSE	77 / 9 AA	91
Phosphosite 4:	ALK7	Q8NER5	Y279	YHEQGSLYDYLNRNI	100 / 7 AA	55
Phosphosite 5:	BMPR1B	O00238	Y290	ENGSLYDYLKSTTLD	66 / 9 AA	57
Phosphosite 6:	BMAL1	O00327	Y195	IGQSLFDYLHPKDIA	55 / 9 AA	69
Phosphosite 7:	BMPR1B	O00238	Y288	YHENGSLYDYLKSTT	85 / 7 AA	57
Phosphosite 8:	MLTK	Q9NYL2	Y91	YASLGSLYDYINSNR	85 / 7 AA	91
Phosphosite 9:	PDGFRB	P09619	Y692	RYGDLVDYLHRNKHT	75 / 8 AA	124
Phosphosite 10:	ALK2	Q04771	Y292	YHEMGSLYDYLQLTT	100 / 6 AA	57
Phosphosite 11:	C4B	P0C0L5	Y858	LRPVLYNYLDKNLTV	62 / 8 AA	193
Phosphosite 12:	C4A	P0C0L4	Y858	LRPVLYNYLDKNLTV	62 / 8 AA	193
Phosphosite 13:	GYLTL1B	Q8N3Y3	Y533	PAYSLYDYLRASIEQ	100 / 6 AA	82
Phosphosite 14:	POLD3	Q15054	Y44	AKQMLYDYVERKRKE	62 / 8 AA	51
Phosphosite 15:	ZNF573	Q86YE8	Y408	KAFSLYGYLKQHQKI	55 / 9 AA	76
Phosphosite 16:	ALK2	Q04771	Y294	EMGSLYDYLQLTTLD	100 / 6 AA	57
Phosphosite 17:	RNF123	Q5XPI4	Y38	QEKLLNDYLNRIFSS	85 / 7 AA	148
Phosphosite 18:	USP8	P40818	Y804	NAPHLADYFNRNCYQ	75 / 8 AA	128
Phosphosite 19:	APOB	P04114	Y4084	ATGVLYDYVNKYHWE	71 / 7 AA	516
Phosphosite 20:	BMPR1A	P36894	Y318	YHENGSLYDFLKCAT	71 / 7 AA	60