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:	Smad4
Human P-Site:	S210
P-Site Sequence:	PSESNATSTANFPNI
UniProt:	Q13485
Intern. Prot. ID:	IPI00013404

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Smad4	Q13485	S210	PSESNATSTANFPNI	100 / 9 AA	60
Phosphosite 1:	TSC22D1	Q15714	S54	GVGSNATSSEDFPPP	66 / 9 AA	110
Phosphosite 2:	CLIP4	Q8N3C7	S474	GLNSSATSTANNSRC	87 / 8 AA	76
Phosphosite 3:	TSC22D1	Q15714	S55	VGSNATSSEDFPPPS	62 / 8 AA	110
Phosphosite 4:	CHL1	O00533	S1200	SVESNGSSTATFPLR	66 / 9 AA	135
Phosphosite 5:	SEMA3F	Q13275	T44	KELKATGTAHFFNFL	62 / 8 AA	88
Phosphosite 6:	TMEM41A	Q96HV5	S253	HLQLNETSTANHIHS	75 / 8 AA	30
Phosphosite 7:	ZNF148	Q9UQR1	T702	NHASATSTQDFLDQV	62 / 8 AA	89
Phosphosite 8:	C1QBP	Q07021	T165	QEPELTSTPNFVVEV	83 / 6 AA	31
Phosphosite 9:	MAP3K7	O43318	T316	QSNSATSTGSFMDIA	62 / 8 AA	67
Phosphosite 10:	POM121L2	Q96KW2	T654	QISPRSSTANFRGMG	83 / 6 AA	103
Phosphosite 11:	NUP153	P49790	S920	GPSQTLTSTGNFKFG	83 / 6 AA	154
Phosphosite 12:	ZBBX	A8MT70	S634	GQKSQRPSTANFPLS	66 / 9 AA	91