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:	SMAD1
Human P-Site:	Y404
P-Site Sequence:	NHGFETVYELTKMCT
UniProt:	Q15797
Intern. Prot. ID:	IPI00019549

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMAD1	Q15797	Y404	NHGFETVYELTKMCT	100 / 9 AA	52
Phosphosite 1:	Smad5	Q99717	Y404	NHGFEAVYELTKMCT	88 / 9 AA	52
Phosphosite 2:	Smad8	O15198	Y406	HHGFEVVYELTKMCT	88 / 9 AA	52
Phosphosite 3:	Smad2	Q15796	Y406	NQGFEAVYQLTRMCT	66 / 9 AA	52
Phosphosite 4:	SMAD3	P84022	Y364	NQGFEAVYQLTRMCT	66 / 9 AA	48
Phosphosite 5:	SMAD1	Q15797	T402	SVNHGFETVYELTKM	100 / 7 AA	52
Phosphosite 6:	LYNX1	Q9BZG9	T71	CVPRCFETVYDGYSK	83 / 6 AA	13
Phosphosite 7:	Putative UDP-GlcNAc:betaGal beta-1,3-N-acetylglucosaminyltransferase LOC402377	A8MXE2	S337	ECTLFETSYELISCK	75 / 8 AA	43
Phosphosite 8:	LYNX1	Q9BZG9	Y73	PRCFETVYDGYSKHA	83 / 6 AA	13
Phosphosite 9:	ANGPTL6	Q8NI99	Y335	WLGLEPVYQLTSRGD	62 / 8 AA	52
Phosphosite 10:	ACP1	P24666	T141	GNDSDFETVYQQCVR	83 / 6 AA	18
Phosphosite 11:	CYB5A	P00167	Y35	LILHHKVYDLTKFLE	83 / 6 AA	15
Phosphosite 12:	CELF4	Q9BZC1	Y81	FEEFGKIYELTVLKD	62 / 8 AA	52
Phosphosite 13:	ACP1	P24666	Y143	DSDFETVYQQCVRCC	83 / 6 AA	18
Phosphosite 14:	MNK2	Q9HBH9	Y83	SGRFEDVYQLQEDVL	71 / 7 AA	52
Phosphosite 15:	NDUFS3	O75489	Y130	QNRFEIVYNLLSLRF	71 / 7 AA	30
Phosphosite 16:	CYB5A	P00167	T38	HHKVYDLTKFLEEHP	83 / 6 AA	15
Phosphosite 17:	Abl	P00519	Y469	EGCPEKVYELMRACW	62 / 8 AA	123
Phosphosite 18:	CELF6	Q96J87	Y73	FEEFGRIYELTVLKD	62 / 8 AA	50
Phosphosite 19:	CELF5	Q8N6W0	Y72	FEQFGRIYELTVLKD	62 / 8 AA	52
Phosphosite 20:	PGAM2	P15259	Y218	PTGIPIVYELNKELK	55 / 9 AA	29