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:	S303
P-Site Sequence:	VDGFTDPSNNKSRFC
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	S303	VDGFTDPSNNKSRFC	100 / 9 AA	52
Phosphosite 1:	PRDM16	Q9HAZ2	S350	VKVFTDPSNLQRHIR	100 / 6 AA	140
Phosphosite 2:	EVI1	Q03112	S144	AKVFTDPSNLQRHIR	100 / 6 AA	118
Phosphosite 3:	Smad2	Q15796	S306	VDGFTDPSNSERFCL	85 / 7 AA	52
Phosphosite 4:	SMAD3	P84022	S264	VDGFTDPSNSERFCL	85 / 7 AA	48
Phosphosite 5:	Smad5	Q99717	T300	SVLVDGFTDPSNNKS	100 / 6 AA	52
Phosphosite 6:	SMAD1	Q15797	T300	SVLVDGFTDPSNNKN	100 / 6 AA	52
Phosphosite 7:	Smad2	Q15796	T303	SLTVDGFTDPSNSER	100 / 6 AA	52
Phosphosite 8:	SMAD3	P84022	T261	SMTVDGFTDPSNSER	100 / 6 AA	48
Phosphosite 9:	Smad8	O15198	T302	SVLIDGFTDPSNNRN	100 / 6 AA	52
Phosphosite 10:	MBD5	Q9P267	S743	QLHFTDPSMNSSVLQ	77 / 9 AA	160
Phosphosite 11:	TEX15	Q9BXT5	T880	QNSESLFTEPSNVTT	83 / 6 AA	315
Phosphosite 12:	TEX15	Q9BXT5	S883	ESLFTEPSNVTTIDD	83 / 6 AA	315
Phosphosite 13:	NUP160	Q12769	T196	DIGKVDFTDPCNYQL	83 / 6 AA	162
Phosphosite 14:	PRDM4	Q9UKN5	S631	SKAFSDPSNLRTHLK	55 / 9 AA	88
Phosphosite 15:	MCM9	Q9NXL9	S1067	NFCFTPPSESKSKSP	66 / 9 AA	127
Phosphosite 16:	PLCL1	Q15111	S83	SSIIKDPSNQKCGGR	55 / 9 AA	123
Phosphosite 17:	PRDM4	Q9UKN5	S628	DFCSKAFSDPSNLRT	83 / 6 AA	88
Phosphosite 18:	MBD5	Q9P267	T740	SANQLHFTDPSMNSS	100 / 5 AA	160
Phosphosite 19:	SBNO1	A3KN83	S689	GIDLTAPSNNSSPRD	66 / 9 AA	154
Phosphosite 20:	TMEM49	Q96GC9	S28	NGNFTDPSSVNEKKR	83 / 6 AA	46