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:	T372
P-Site Sequence:	GNNPRVGTKRYMAPE
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	T372	GNNPRVGTKRYMAPE	100 / 9 AA	56
Phosphosite 1:	ALK2	Q04771	T378	GNNPRVGTKRYMAPE	100 / 9 AA	57
Phosphosite 2:	ALK4	P36896	T377	APNQRVGTKRYMAPE	88 / 9 AA	57
Phosphosite 3:	TGFBR1	P36897	T375	APNHRVGTKRYMAPE	88 / 9 AA	56
Phosphosite 4:	BMPR1A	P36894	T404	PLNTRVGTKRYMAPE	100 / 8 AA	60
Phosphosite 5:	BMPR1B	O00238	T374	PPNTRVGTKRYMPPE	100 / 8 AA	57
Phosphosite 6:	C17orf100	A8MU93	T16	QSSPRVGTTRYTETS	87 / 8 AA	18
Phosphosite 7:	ALK7	Q8NER5	Y368	PKVGTKRYMAPEMLD	100 / 6 AA	55
Phosphosite 8:	ALK2	Q04771	Y381	PRVGTKRYMAPEVLD	100 / 6 AA	57
Phosphosite 9:	ALK1	P37023	Y375	PRVGTKRYMAPEVLD	100 / 6 AA	56
Phosphosite 10:	TGFBR1	P36897	Y378	HRVGTKRYMAPEVLD	100 / 6 AA	56
Phosphosite 11:	ALK4	P36896	Y380	QRVGTKRYMAPEVLD	100 / 6 AA	57
Phosphosite 12:	BMPR1A	P36894	Y407	TRVGTKRYMAPEVLD	100 / 6 AA	60
Phosphosite 13:	BMPR1B	O00238	Y377	TRVGTKRYMPPEVLD	100 / 6 AA	57
Phosphosite 14:	BMPR2	Q13873	T379	AAISEVGTIRYMAPE	85 / 7 AA	115
Phosphosite 15:	GDF10	P55107	S377	WDEPRVCSRRYLKVD	55 / 9 AA	53
Phosphosite 16:	C17orf100	A8MU93	T17	SSPRVGTTRYTETST	85 / 7 AA	18
Phosphosite 17:	CASK	O14936	T182	VAGGRVGTPHFMAPE	62 / 8 AA	105
Phosphosite 18:	DNAH7	Q8WXX0	T445	SFVPRVETKLYSKWE	75 / 8 AA	461
Phosphosite 19:	ActR2B	Q13705	Y364	GQVGTRRYMAPEVLE	83 / 6 AA	58
Phosphosite 20:	ActR2	P27037	Y365	GQVGTRRYMAPEVLE	83 / 6 AA	58