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:	ALK1
Human P-Site:	S233
P-Site Sequence:	VAVKIFSSRDEQSWF
UniProt:	P37023
Intern. Prot. ID:	IPI00293271

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ALK1	P37023	S233	VAVKIFSSRDEQSWF	100 / 9 AA	56
Phosphosite 1:	ALK7	Q8NER5	S226	VAVKIFSSRDERSWF	88 / 9 AA	55
Phosphosite 2:	ALK7	Q8NER5	S225	DVAVKIFSSRDERSW	100 / 8 AA	55
Phosphosite 3:	ALK2	Q04771	S238	NVAVKIFSSRDEKSW	100 / 8 AA	57
Phosphosite 4:	ALK1	P37023	S232	SVAVKIFSSRDEQSW	100 / 8 AA	56
Phosphosite 5:	ALK2	Q04771	S239	VAVKIFSSRDEKSWF	88 / 9 AA	57
Phosphosite 6:	TGFBR1	P36897	S236	VAVKIFSSREERSWF	77 / 9 AA	56
Phosphosite 7:	ALK4	P36896	S238	VAVKIFSSREERSWF	77 / 9 AA	57
Phosphosite 8:	TGFBR1	P36897	S235	EVAVKIFSSREERSW	87 / 8 AA	56
Phosphosite 9:	ALK4	P36896	S237	DVAVKIFSSREERSW	87 / 8 AA	57
Phosphosite 10:	RNF2	Q99496	S116	LISKIYPSRDEYEAH	75 / 8 AA	38
Phosphosite 11:	NPL4	Q8TAT6	S124	QDGKIYRSRDPQLCR	66 / 9 AA	68
Phosphosite 12:	MPP7	Q5T2T1	S505	RKNAKIISSRDDQGA	75 / 8 AA	66
Phosphosite 13:	RING1	Q06587	S113	LISKIYPSREEYEAH	62 / 8 AA	42
Phosphosite 14:	TAAR3	Q9P1P4	S331	VSGKIFSSHSETANL	75 / 8 AA	39
Phosphosite 15:	TAAR3	Q9P1P4	S330	IVSGKIFSSHSETAN	75 / 8 AA	39
Phosphosite 16:	RNF2	Q99496	Y114	DALISKIYPSRDEYE	71 / 7 AA	38
Phosphosite 17:	STON1	Q9Y6Q2	S209	GSKKMFSSRNKEMPI	55 / 9 AA	83
Phosphosite 18:	CADPS	Q9ULU8	S606	GDTVIFASDDEQDRI	75 / 8 AA	153
Phosphosite 19:	CADPS2	Q86UW7	S572	GDTVIFASDDEQDRI	75 / 8 AA	148
Phosphosite 20:	STON1	Q9Y6Q2	S208	PGSKKMFSSRNKEMP	71 / 7 AA	83