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:	S351
P-Site Sequence:	YAECLSDSSIFVQSR
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	S351	YAECLSDSSIFVQSR	100 / 9 AA	52
Phosphosite 1:	SMAD1	Q15797	S351	YAECLSDSSIFVQSR	100 / 9 AA	52
Phosphosite 2:	Smad8	O15198	S353	YAECVSDSSIFVQSR	88 / 9 AA	52
Phosphosite 3:	Smad5	Q99717	S352	AECLSDSSIFVQSRN	100 / 8 AA	52
Phosphosite 4:	SMAD1	Q15797	S352	AECLSDSSIFVQSRN	100 / 8 AA	52
Phosphosite 5:	Smad8	O15198	S354	AECVSDSSIFVQSRN	87 / 8 AA	52
Phosphosite 6:	AMD1	P17707	S68	EAYVLSESSMFVSKR	66 / 9 AA	38
Phosphosite 7:	LRPPRC	P42704	S504	ENGCLSDSDMFSQAG	75 / 8 AA	158
Phosphosite 8:	SMAD3	P84022	S309	EVFAECLSDSAIFVQ	85 / 7 AA	48
Phosphosite 9:	CEBPZ	Q03701	S973	KKRNLNDSSLFVSAE	75 / 8 AA	121
Phosphosite 10:	ECT2	Q9H8V3	S19	GRTSLADSSIFDSKV	75 / 8 AA	100
Phosphosite 11:	CEBPZ	Q03701	S974	KRNLNDSSLFVSAEE	75 / 8 AA	121
Phosphosite 12:	ECT2	Q9H8V3	S20	RTSLADSSIFDSKVT	85 / 7 AA	100
Phosphosite 13:	Uncharacterized protein DKFZp781G0119	Q68DL7	S545	KNKQLSNSAVFVVSN	62 / 8 AA	77
Phosphosite 14:	INPPL1	O15357	S1061	PPPPLPDSAIFLPPS	62 / 8 AA	139
Phosphosite 15:	NCAPD2	Q15021	S1258	GDKLSDESIFSAFLS	85 / 7 AA	157
Phosphosite 16:	BAI3	O60242	S757	SSKELDESSVFVLGA	62 / 8 AA	171
Phosphosite 17:	MTMR11	A4FU01	S330	RALCLPDSSVAEDKW	71 / 7 AA	80
Phosphosite 18:	FBXW12	Q6X9E4	S454	RVRKVSDSSILVMYS	75 / 8 AA	53
Phosphosite 19:	LPIN2	Q92539	S460	DSGTECLSDSAMDLP	71 / 7 AA	99
Phosphosite 20:	SGOL2	Q562F6	S48	TKILNNSSIFKISLK	71 / 7 AA	145