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:	Smad8
Human P-Site:	S354
P-Site Sequence:	AECVSDSSIFVQSRN
UniProt:	O15198
Intern. Prot. ID:	IPI00005223

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Smad8	O15198	S354	AECVSDSSIFVQSRN	100 / 9 AA	52
Phosphosite 1:	Smad5	Q99717	S352	AECLSDSSIFVQSRN	88 / 9 AA	52
Phosphosite 2:	SMAD1	Q15797	S352	AECLSDSSIFVQSRN	88 / 9 AA	52
Phosphosite 3:	Smad8	O15198	S353	YAECVSDSSIFVQSR	100 / 8 AA	52
Phosphosite 4:	Smad5	Q99717	S351	YAECLSDSSIFVQSR	87 / 8 AA	52
Phosphosite 5:	SMAD1	Q15797	S351	YAECLSDSSIFVQSR	87 / 8 AA	52
Phosphosite 6:	FBXW12	Q6X9E4	S454	RVRKVSDSSILVMYS	87 / 8 AA	53
Phosphosite 7:	LBP	P18428	S109	SLSISDSSIRVQGRW	77 / 9 AA	53
Phosphosite 8:	ZNF418	Q8TF45	S159	FHVSEESSIFIQSGK	71 / 7 AA	78
Phosphosite 9:	RSKL2	Q9Y6S9	S212	RYFVSEDSIFLHLEH	55 / 9 AA	60
Phosphosite 10:	KIAA1117	Q5JWR5	S239	STSVQDSSVLVQRST	66 / 9 AA	277
Phosphosite 11:	ZNF280D	Q6N043	S118	ESRSSDSSVIVQPFS	75 / 8 AA	109
Phosphosite 12:	1190020J12Rik	Q6ZVX7	S268	RTRVTDSSVSVQLRE	66 / 9 AA	31
Phosphosite 13:	ZDBF2	Q9HCK1	S2126	HQGTSDSSLFLEESK	55 / 9 AA	266
Phosphosite 14:	CLMN	Q96JQ2	S910	RTSHSDSSIYLRRHT	62 / 8 AA	112
Phosphosite 15:	ATP6V1H	Q9UI12	S195	TVSSSDSSQYVQCVA	75 / 8 AA	56
Phosphosite 16:	CEP250	Q9BV73	S374	NSLELDSSIFSQFDY	85 / 7 AA	281
Phosphosite 17:	CEBPZ	Q03701	S973	KKRNLNDSSLFVSAE	62 / 8 AA	121
Phosphosite 18:	AMD1	P17707	S68	EAYVLSESSMFVSKR	62 / 8 AA	38
Phosphosite 19:	CEBPZ	Q03701	S974	KRNLNDSSLFVSAEE	62 / 8 AA	121
Phosphosite 20:	TAF15	Q92804	T235	SDNSDNNTIFVQGLG	57 / 7 AA	62