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:	ALK4
Human P-Site:	T389
P-Site Sequence:	APEVLDETINMKHFD
UniProt:	P36896
Intern. Prot. ID:	IPI00005732

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ALK4	P36896	T389	APEVLDETINMKHFD	100 / 9 AA	57
Phosphosite 1:	TGFBR1	P36897	S387	APEVLDDSINMKHFE	77 / 9 AA	56
Phosphosite 2:	ALK2	Q04771	T390	APEVLDETIQVDCFD	75 / 8 AA	57
Phosphosite 3:	GLDC	P23378	T475	LGISLDETVNEKDLD	75 / 8 AA	113
Phosphosite 4:	PABPC5	Q96DU9	T312	YIKNLDETINDEKLK	100 / 6 AA	43
Phosphosite 5:	MPHOSPH9	Q99550	T295	EVLTLDPTLHMKPKQ	62 / 8 AA	116
Phosphosite 6:	MEKK2	Q9Y2U5	S109	AVELLDRSIHMKSLK	55 / 9 AA	70
Phosphosite 7:	MYO3B	Q8WXR4	T923	VIRHPEETTNMKRQT	71 / 7 AA	152
Phosphosite 8:	BMPR1A	P36894	S416	APEVLDESLNKNHFQ	55 / 9 AA	60
Phosphosite 9:	BMPR1B	O00238	S386	PPEVLDESLNRNHFQ	55 / 9 AA	57
Phosphosite 10:	ENTPD7	Q9NQZ7	T332	EDLVLNETLNKNRLL	55 / 9 AA	69
Phosphosite 11:	dynactin 1	Q14203	T714	HKDQLDETVNVEPLT	71 / 7 AA	142
Phosphosite 12:	MAGEE2	Q8TD90	T475	GPRAHHETIKMKVLE	71 / 7 AA	60
Phosphosite 13:	NR2E3	Q9Y5X4	T306	ETRVLQETISRFRAL	62 / 8 AA	45
Phosphosite 14:	F8A1	P23610	T363	LHLVLQETISPSGQG	71 / 7 AA	39
Phosphosite 15:	STX6	O43752	T67	DLEDLDETISIVEAN	71 / 7 AA	29
Phosphosite 16:	FAM92A1	A1XBS5	T168	TSRHLEETINNFERQ	83 / 6 AA	33
Phosphosite 17:	VPS13A	Q96RL7	T577	EINPLDETVSQRCII	50 / 8 AA	360
Phosphosite 18:	MYO3A	Q8NEV4	T918	ATRHARETTNMKTQT	83 / 6 AA	186
Phosphosite 19:	C1orf103	Q5T3J3	T331	RKNLGDNTINMPPLS	83 / 6 AA	85
Phosphosite 20:	TRPM7	Q96QT4	T703	QSFRQDETMAMKLLT	71 / 7 AA	213