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:	S434
P-Site Sequence:	DVVPNDPSFEDMKKV
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	S434	DVVPNDPSFEDMKKV	100 / 9 AA	56
Phosphosite 1:	ALK2	Q04771	S440	DVVPNDPSFEDMRKV	100 / 9 AA	57
Phosphosite 2:	BMPR1A	P36894	S466	NMVPSDPSYEDMREV	77 / 9 AA	60
Phosphosite 3:	BMPR1B	O00238	S436	DLVPSDPSYEDMREI	77 / 9 AA	57
Phosphosite 4:	BMPR1A	P36894	Y467	MVPSDPSYEDMREVV	75 / 8 AA	60
Phosphosite 5:	BMPR1B	O00238	Y437	LVPSDPSYEDMREIV	75 / 8 AA	57
Phosphosite 6:	BMPR2	Q13873	T445	TEVGNHPTFEDMQVL	75 / 8 AA	115
Phosphosite 7:	NCX1	P32418	S70	IWEPQDPSFGDKIAR	66 / 9 AA	109
Phosphosite 8:	ADCY10	Q96PN6	S889	ALKQNDPSFEVHYRS	85 / 7 AA	187
Phosphosite 9:	ZNF358	Q9NW07	Y61	PEDVDPSYEDLEPVS	71 / 7 AA	59
Phosphosite 10:	ZNF358	Q9NW07	S60	VPEDVDPSYEDLEPV	71 / 7 AA	59
Phosphosite 11:	HDC	P19113	S397	SLVRNDPSFEIPAKR	100 / 6 AA	74
Phosphosite 12:	NCAPH2	Q6IBW4	S385	RLRRKGPSFADMEVL	55 / 9 AA	68
Phosphosite 13:	ZNF469	Q96JG9	S2866	LPLPTQPSFEEGGDP	62 / 8 AA	259
Phosphosite 14:	NSMAF	Q92636	S601	ADSPGEESFEDLTEE	55 / 9 AA	104
Phosphosite 15:	YIPF3	Q9GZM5	S46	MDDTSGSSFEDMGEL	62 / 8 AA	38
Phosphosite 16:	ARHGAP11A	Q6P4F7	S528	WTGPNNSSFQEVDAN	44 / 9 AA	114
Phosphosite 17:	POLN	Q7Z5Q5	S364	DPSDATPSFEDLVEK	83 / 6 AA	100
Phosphosite 18:	NF-E2	Q16621	S47	LNAPSEPSFEPQAPA	71 / 7 AA	41
Phosphosite 19:	TEC	P42680	S611	EKPEGRPSFEDLLRT	83 / 6 AA	74
Phosphosite 20:	ABCA12	Q86UK0	T2132	KEKPNDPTLELISET	71 / 7 AA	293