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:	T248
P-Site Sequence:	RETEIYNTVLLRHDN
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	T248	RETEIYNTVLLRHDN	100 / 9 AA	56
Phosphosite 1:	ALK7	Q8NER5	T241	REAEIYQTVMLRHEN	77 / 9 AA	55
Phosphosite 2:	TGFBR1	P36897	T251	REAEIYQTVMLRHEN	77 / 9 AA	56
Phosphosite 3:	ALK4	P36896	T253	REAEIYQTVMLRHEN	77 / 9 AA	57
Phosphosite 4:	BMPR1A	P36894	T280	RETEIYQTVLMRHEN	77 / 9 AA	60
Phosphosite 5:	BMPR1B	O00238	T250	RETEIYQTVLMRHEN	77 / 9 AA	57
Phosphosite 6:	ALK2	Q04771	T254	RETELYNTVMLRHEN	77 / 9 AA	57
Phosphosite 7:	ALK1	P37023	Y246	WFRETEIYNTVLLRH	100 / 7 AA	56
Phosphosite 8:	INTU	Q9ULD6	T788	KELEIYNTVKLTSGP	87 / 8 AA	106
Phosphosite 9:	INTU	Q9ULD6	Y786	PEKELEIYNTVKLTS	100 / 6 AA	106
Phosphosite 10:	BMPR1A	P36894	Y278	WFRETEIYQTVLMRH	85 / 7 AA	60
Phosphosite 11:	BMPR1B	O00238	Y248	WFRETEIYQTVLMRH	85 / 7 AA	57
Phosphosite 12:	ZNF672	Q499Z4	S27	GKSFCYSSVLLRHER	62 / 8 AA	50
Phosphosite 13:	RYR3	Q15413	T4400	KGLEIYQTKLLHYLA	66 / 9 AA	552
Phosphosite 14:	C13orf30	Q8N7L0	S30	PPSIYDTSLLKALNQ	62 / 8 AA	16
Phosphosite 15:	ALK7	Q8NER5	Y239	WFREAEIYQTVMLRH	71 / 7 AA	55
Phosphosite 16:	TGFBR1	P36897	Y249	WFREAEIYQTVMLRH	71 / 7 AA	56
Phosphosite 17:	ALK4	P36896	Y251	WFREAEIYQTVMLRH	71 / 7 AA	57
Phosphosite 18:	RASA1	P20936	T462	DGKEIYNTIRRKTKD	83 / 6 AA	116
Phosphosite 19:	RASA1	P20936	Y460	TVDGKEIYNTIRRKT	83 / 6 AA	116
Phosphosite 20:	SEC23IP	Q9Y6Y8	S302	NLEEIYNSVQPDPES	71 / 7 AA	111