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:	Smad2
Human P-Site:	Y225
P-Site Sequence:	PETPPPGYISEDGET
UniProt:	Q15796
Intern. Prot. ID:	IPI00019548

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Smad2	Q15796	Y225	PETPPPGYISEDGET	100 / 9 AA	52
Phosphosite 1:	SMAD3	P84022	Y184	PETPPPGYLSEDGET	88 / 9 AA	48
Phosphosite 2:	Smad2	Q15796	S227	TPPPGYISEDGETSD	100 / 7 AA	52
Phosphosite 3:	TRIOBP	Q9H2D6	Y2105	DGHIPPGYISQEACE	75 / 8 AA	261
Phosphosite 4:	MEKK2	Q9Y2U5	Y169	RSSPPPGYIPDELHQ	66 / 9 AA	70
Phosphosite 5:	FNDC3B	Q53EP0	Y85	PIHVPPGYISQVIED	85 / 7 AA	133
Phosphosite 6:	SFMBT1	Q9UHJ3	Y351	HISPPPGYPSQDFDW	77 / 9 AA	98
Phosphosite 7:	CHAF1A	Q13111	Y640	GFFVPHGYLSEDEGV	75 / 8 AA	107
Phosphosite 8:	MEKK3	Q99759	Y181	RSSPPPGYVPERQQH	75 / 8 AA	71
Phosphosite 9:	SMAD3	P84022	S186	TPPPGYLSEDGETSD	85 / 7 AA	48
Phosphosite 10:	FLCN	Q8NFG4	Y95	LAAGHPGYISHDKET	75 / 8 AA	64
Phosphosite 11:	TRIOBP	Q9H2D6	S2107	HIPPGYISQEACERS	71 / 7 AA	261
Phosphosite 12:	NUP210	Q8TEM1	Y192	STYIPPSYISEMEKA	85 / 7 AA	205
Phosphosite 13:	FLCN	Q8NFG4	S97	AGHPGYISHDKETSI	85 / 7 AA	64
Phosphosite 14:	FAM154B	Q658L1	Y375	SYPSPPGYIFDNTNS	62 / 8 AA	46
Phosphosite 15:	NUP210	Q8TEM1	S191	ESTYIPPSYISEMEK	85 / 7 AA	205
Phosphosite 16:	ZC3H14	Q6PJT7	Y531	GVPSPPGYMSDQEED	62 / 8 AA	83
Phosphosite 17:	F2R	P25116	S89	KQLPAFISEDASGYL	71 / 7 AA	47
Phosphosite 18:	UPF1	Q92900	Y1008	PPMPPPGYFGQANGP	55 / 9 AA	124
Phosphosite 19:	IGSF22	Q8N9C0	Y834	EGDPPSGYILEMRAE	75 / 8 AA	100
Phosphosite 20:	AGXT2L2	Q8IUZ5	Y228	QIIPPAGYFSQVAEH	62 / 8 AA	50