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:	SMAD3
Human P-Site:	T132
P-Site Sequence:	YHYQRVETPVLPPVL
UniProt:	P84022
Intern. Prot. ID:	IPI00024305

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMAD3	P84022	T132	YHYQRVETPVLPPVL	100 / 9 AA	48
Phosphosite 1:	Smad2	Q15796	T172	YHYQRVETPVLPPVL	100 / 9 AA	52
Phosphosite 2:	Smad8	O15198	T136	YHYRRVETPVLPPVL	88 / 9 AA	52
Phosphosite 3:	Smad5	Q99717	S133	YHYKRVESPVLPPVL	77 / 9 AA	52
Phosphosite 4:	SMAD1	Q15797	S132	YHYKRVESPVLPPVL	77 / 9 AA	52
Phosphosite 5:	RG9MTD3	Q6PF06	S14	GSTQKVESPVLQGQE	75 / 8 AA	36
Phosphosite 6:	AADACL1	Q6PIU2	T240	SYQQNVNTPILPRYV	66 / 9 AA	46
Phosphosite 7:	AKAP9	Q99996	S87	NSSQRVESTVIPEST	66 / 9 AA	454
Phosphosite 8:	HOMEZ	Q8IX15	T427	SLNERAETPPLPIPP	66 / 9 AA	59
Phosphosite 9:	PLEKHQ1	Q8TD55	T224	SPGDRVETPVGERAP	85 / 7 AA	53
Phosphosite 10:	TFDP1	Q14186	T388	YSGSRVETPVSYVGE	100 / 6 AA	45
Phosphosite 11:	EEF1A1	P68104	T269	VPVGRVETGVLKPGM	85 / 7 AA	50
Phosphosite 12:	PPP4C	P60510	S47	SNVQRVDSPVTVCGD	71 / 7 AA	35
Phosphosite 13:	MAPK8IP3	Q9UPT6	T868	NCSSRGDTPVLDKGQ	71 / 7 AA	147
Phosphosite 14:	INSC	Q1MX18	T431	SDKQRVDTPYTRDQI	83 / 6 AA	63
Phosphosite 15:	STOX1	Q6ZVD7	S791	STMERVESQVLKRNE	62 / 8 AA	111
Phosphosite 16:	Smad8	O15198	T226	PYQHSVDTPPLPYHA	55 / 9 AA	52
Phosphosite 17:	HLTF	Q14527	T238	EPAEAIETPLLPHQK	55 / 9 AA	114
Phosphosite 18:	RABEP2	Q9H5N1	T474	LRVQREETEVLEASL	75 / 8 AA	64
Phosphosite 19:	DHX38	Q92620	T117	YRSARVETPSHPGGV	75 / 8 AA	141
Phosphosite 20:	Septin-9	Q9UHD8	T49	TPPRRVQTPLLRATV	62 / 8 AA	65