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:	Y279
P-Site Sequence:	QLWLITHYHEHGSLY
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	Y279	QLWLITHYHEHGSLY	100 / 9 AA	56
Phosphosite 1:	BMPR1A	P36894	Y311	QLYLITDYHENGSLY	77 / 9 AA	60
Phosphosite 2:	BMPR1B	O00238	Y281	QLYLITDYHENGSLY	77 / 9 AA	57
Phosphosite 3:	ALK2	Q04771	Y285	QLWLITHYHEMGSLY	88 / 9 AA	57
Phosphosite 4:	TGFBR1	P36897	Y282	QLWLVSDYHEHGSLF	66 / 9 AA	56
Phosphosite 5:	ALK4	P36896	Y284	QLWLVSDYHEHGSLF	66 / 9 AA	57
Phosphosite 6:	PDHA1	P08559	Y118	TDHLITAYRAHGFTF	66 / 9 AA	43
Phosphosite 7:	PLCG1	P19174	Y639	LYDLITHYQQVPLRC	71 / 7 AA	149
Phosphosite 8:	PLCG1	P19174	T637	DSLYDLITHYQQVPL	71 / 7 AA	149
Phosphosite 9:	WDR35	Q9P2L0	Y981	SALLIEQYHEQMKNA	62 / 8 AA	134
Phosphosite 10:	YME1L1	Q96TA2	Y598	KNKTITAYHESGHAI	75 / 8 AA	86
Phosphosite 11:	SMBP	Q9HD45	S74	VGSKKSISHYHETLG	83 / 6 AA	68
Phosphosite 12:	NLRP4	Q96MN2	Y63	ANLLIKHYEEQQAWN	62 / 8 AA	113
Phosphosite 13:	PEG10	Q86TG7	Y206	EPALIDQYHEGLSDH	71 / 7 AA	80
Phosphosite 14:	SMBP	Q9HD45	Y76	SKKSISHYHETLGEA	83 / 6 AA	68
Phosphosite 15:	Tyk2	P29597	Y955	IDILRTLYHEHIIKY	75 / 8 AA	134
Phosphosite 16:	TRPM5	Q9NZQ8	Y1004	RYNLIVEYHERPALA	62 / 8 AA	131
Phosphosite 17:	C5orf52	A6NGY3	Y121	TKKKISHYYEHLKKK	71 / 7 AA	18
Phosphosite 18:	FAM83C	Q9BQN1	T684	HSKLDLITKYHQLHG	71 / 7 AA	81
Phosphosite 19:	PLOD1	Q02809	Y707	HPGRLTHYHEGLPTT	83 / 6 AA	84
Phosphosite 20:	PLOD3	O60568	Y718	HPGRLTHYHEGLPTT	83 / 6 AA	85