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:	Smad5
Human P-Site:	Y404
P-Site Sequence:	NHGFEAVYELTKMCT
UniProt:	Q99717
Intern. Prot. ID:	IPI00017730

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Smad5	Q99717	Y404	NHGFEAVYELTKMCT	100 / 9 AA	52
Phosphosite 1:	SMAD1	Q15797	Y404	NHGFETVYELTKMCT	88 / 9 AA	52
Phosphosite 2:	Smad8	O15198	Y406	HHGFEVVYELTKMCT	88 / 9 AA	52
Phosphosite 3:	Smad2	Q15796	Y406	NQGFEAVYQLTRMCT	77 / 9 AA	52
Phosphosite 4:	SMAD3	P84022	Y364	NQGFEAVYQLTRMCT	77 / 9 AA	48
Phosphosite 5:	SMAD1	Q15797	T402	SVNHGFETVYELTKM	85 / 7 AA	52
Phosphosite 6:	ANGPTL6	Q8NI99	Y335	WLGLEPVYQLTSRGD	62 / 8 AA	52
Phosphosite 7:	CACNA1G	O43497	Y694	DSDSEAVYEFTQDAQ	75 / 8 AA	262
Phosphosite 8:	CYB5A	P00167	Y35	LILHHKVYDLTKFLE	83 / 6 AA	15
Phosphosite 9:	Net1	Q7Z628	Y180	IRRQEAIYEMSRGEQ	50 / 8 AA	68
Phosphosite 10:	MNK2	Q9HBH9	Y83	SGRFEDVYQLQEDVL	71 / 7 AA	52
Phosphosite 11:	TP53BP1	Q12888	T1609	LGPYEAVTPLTKAAD	66 / 9 AA	214
Phosphosite 12:	SLC36A1	Q7Z2H8	Y457	VGTYEALYELIQPSN	55 / 9 AA	53
Phosphosite 13:	BBS5	Q8N3I7	Y96	RGQTEALYILTKCNS	75 / 8 AA	39
Phosphosite 14:	SFRS6	Q13247	Y53	RDADDAVYELNGKEL	71 / 7 AA	40
Phosphosite 15:	SFRS4	Q08170	Y53	RDADDAVYELNGKDL	71 / 7 AA	57
Phosphosite 16:	CYB5A	P00167	T38	HHKVYDLTKFLEEHP	83 / 6 AA	15
Phosphosite 17:	PECR	Q9BY49	Y179	GAARAGVYNLTKSLA	62 / 8 AA	33
Phosphosite 18:	CELF6	Q96J87	Y73	FEEFGRIYELTVLKD	62 / 8 AA	50
Phosphosite 19:	CELF5	Q8N6W0	Y72	FEQFGRIYELTVLKD	62 / 8 AA	52
Phosphosite 20:	MNK1	Q9BUB5	Y48	PGKFEDMYKLTSELL	62 / 8 AA	51