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:	T194
P-Site Sequence:	SNRASTETYSTPALL
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	T194	SNRASTETYSTPALL	100 / 9 AA	60
Phosphosite 1:	Smad4	Q13485	Y195	NRASTETYSTPALLA	100 / 8 AA	60
Phosphosite 2:	Smad4	Q13485	S196	RASTETYSTPALLAP	100 / 7 AA	60
Phosphosite 3:	Smad4	Q13485	T192	PPSNRASTETYSTPA	100 / 7 AA	60
Phosphosite 4:	Smad4	Q13485	T197	ASTETYSTPALLAPS	100 / 6 AA	60
Phosphosite 5:	Smad4	Q13485	S191	HPPSNRASTETYSTP	100 / 6 AA	60
Phosphosite 6:	SHC3	Q92529	Y406	RQGSSDIYSTPEGKL	62 / 8 AA	64
Phosphosite 7:	PTPN22	Q9Y2R2	Y721	QAQSIETYSTSYPDT	75 / 8 AA	92
Phosphosite 8:	EPPK1	P58107	T1058	ALSSSSETFPTPDGQ	55 / 9 AA	553
Phosphosite 9:	EYS	Q5T1H1	Y1261	DPISTQTYTIPPSET	62 / 8 AA	351
Phosphosite 10:	RYR2	Q92736	T698	LRVGWASTEGYSPYP	85 / 7 AA	565
Phosphosite 11:	WDR27	A2RRH5	S259	RKKTETFSTRRVKSG	71 / 7 AA	90
Phosphosite 12:	WDR27	A2RRH5	T257	DLRKKTETFSTRRVK	71 / 7 AA	90
Phosphosite 13:	COL29A1	A8TX70	T404	KSYADLETYSTKFLK	75 / 8 AA	290
Phosphosite 14:	SYNGR3	O43761	T207	SGVEGTETYQSPPFT	55 / 9 AA	25
Phosphosite 15:	MXRA5	Q9NR99	T1179	TTFAPSETFSTQPTQ	55 / 9 AA	312
Phosphosite 16:	SYNGR3	O43761	Y208	GVEGTETYQSPPFTE	62 / 8 AA	25
Phosphosite 17:	JPH4	Q96JJ6	Y123	DGYGTETYSDGGTYQ	83 / 6 AA	66
Phosphosite 18:	JPH3	Q8WXH2	Y124	DGYGTETYSDGGTYQ	83 / 6 AA	81
Phosphosite 19:	NBPF20	Q3BBV1	Y565	QESWDEGYSTPSIPP	62 / 8 AA	109
Phosphosite 20:	C17orf78	Q8N4C9	T148	VLGASSETFPTSAPS	62 / 8 AA	31