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:	SMAD5OS
Human P-Site:	S21
P-Site Sequence:	PPPPPQSSSWSGNIV
UniProt:	Q9Y6J3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMAD5OS	Q9Y6J3	S21	PPPPPQSSSWSGNIV	100 / 9 AA	10
Phosphosite 1:	DLG5	Q8TDM6	S800	LKVFPQSSSWSGQNI	100 / 8 AA	214
Phosphosite 2:	SMAD5OS	Q9Y6J3	S22	PPPPQSSSWSGNIVF	100 / 8 AA	10
Phosphosite 3:	DLG5	Q8TDM6	S801	KVFPQSSSWSGQNIF	100 / 8 AA	214
Phosphosite 4:	SMAD5OS	Q9Y6J3	S20	TPPPPPQSSSWSGNI	100 / 8 AA	10
Phosphosite 5:	DLG5	Q8TDM6	S799	LLKVFPQSSSWSGQN	100 / 7 AA	214
Phosphosite 6:	RBM26	Q5T8P6	S132	NHSPPQSSSRYRENR	85 / 7 AA	114
Phosphosite 7:	ZFHX4	Q86UP3	S3126	PPPPPPSSSLSGQQT	77 / 9 AA	394
Phosphosite 8:	NEU4	Q8WWR8	S374	PFAAPPQSPTWLLYS	71 / 7 AA	52
Phosphosite 9:	RBM26	Q5T8P6	S131	LNHSPPQSSSRYREN	85 / 7 AA	114
Phosphosite 10:	BAIAP3	O94812	S427	AEEPNSSSWRGELST	75 / 8 AA	132
Phosphosite 11:	BAIAP3	O94812	S426	SAEEPNSSSWRGELS	75 / 8 AA	132
Phosphosite 12:	ANKRD17	O75179	S2096	NTRPPNSSSSSGSSS	77 / 9 AA	274
Phosphosite 13:	EPSTI1	Q96J88	S216	SAVCGPQSSTWKLPI	83 / 6 AA	37
Phosphosite 14:	BAT5	O95870	S41	TAVTAPHSSSWDTYY	71 / 7 AA	63
Phosphosite 15:	LPIN3	Q9BQK8	S343	DMGLPPASKSWSWAT	75 / 8 AA	94
Phosphosite 16:	DKFZP434B0335	Q7Z6L1	S1070	PSYPQGSSWEHVSNN	83 / 6 AA	130
Phosphosite 17:	SMAD5OS	Q9Y6J3	S24	PPQSSSWSGNIVFTI	100 / 6 AA	10
Phosphosite 18:	C5orf6	Q9NYF3	S214	AASPQSGSWESDAES	83 / 6 AA	43
Phosphosite 19:	C5orf6	Q9NYF3	S212	PCAASPQSGSWESDA	83 / 6 AA	43
Phosphosite 20:	DKFZP434B0335	Q7Z6L1	S234	SHSNPEGSSWSLLDT	71 / 7 AA	130