Peptide properties

1Top 2Function-activity relationship 3Calculated physicochemical properties 4Peptide source & Food-borne protein(s) search 5Biological/Functional activity & target protein 6Taste properties & Structure 7Preparation method 8Stability & Cytotoxicity 9Additional information 10Database cross-references 11Reference(s)

List of peptide properties

DFBP ID - DFBPANOX0188(Antioxidative peptide)

DFBP ID	DFBPANOX0188
Peptide sequence	AGWNIPIGT
Type	Native peptide
Peptide/Function name	Antioxidative peptide

Function-activity relationship

Main bioactivity	Antioxidative activity
Otheir bioactivity	N.D

Calculated physicochemical properties

Three-letter amino acid

Ala-Gly-Trp-Asn-Ile-Pro-Ile-Gly-Thr

Single-letter amino acid

AGWNIPIGT

Peptide length

Peptide mass

Experimental mass	Theoretical mass
928.3 Da	928.05 Da ^c

Net charge

Isoelectric point (pI)

5.57

IC₅₀

N.D

pIC₅₀

N.D

GRAVY

0.3667^c

Hydrophilic residue ratio

77.78%^c

Peptide calculator

Peptide source & Food-borne protein(s) search

Classification	Animal
Organism/Source	Egg white protein
Precursor protein	Ovotransferrin
Residue position	f(142-150)
Precursor protein(s) search	Source.1: DFBPPR7669 ---- Milk proteins ---- Lactotransferrin Source.2: DFBPPR9971 ---- Animal proteins ---- Ovotransferrin Source.3: DFBPPR14077 ---- Marine protein ---- Serotransferrin-1 Source.4: DFBPPR14080 ---- Marine protein ---- Serotransferrin-2
Link-research Inductive analysis	There are no literature reports on the discovery of this sequence in other food-source proteins.

Biological/Functional activity & target protein

Antioxidative activity	The peptide AGWNIPIGT showed antioxidant activity with the oxygen radical absorbance capacity (ORAC) value of 5.25 ± 0.26 μmol/μmol.
Specific target protein(s)	N.D

Taste properties & Structure

Bitterness

Literature report	N.D
Bitter prediction tools	Bitter taste ^prediction

SMILES

N[C@@]([H])(C)C(=O)NCC(=O)N[C@@]([H])(CC(=CN2)C1=C2C=CC=C1)C(=O)N[C@@]([H])(CC(=O)N)C(=O)N[C@@]([H])([C@]([H])(CC)C)C(=O)N1[C@@]([H])(CCC1)C(=O)N[C@@]([H])([C@]([H])(CC)C)C(=O)NCC(=O)N[C@@]([H])([C@]([H])(O)C)C(=O)O

Preparation method

Mode of preparation	Enzymatic hydrolysis
Enzyme(s)/starter culture	Hydrolyzed with thermolysin at pH 8.

Stability & Cytotoxicity

Peptide stability

Literature report:	N.D
EHP-Tool:	Enzymatic Hydrolysis Prediction Tool (EHP-Tool)

Peptide cytotoxicity

Literature report:	N.D
Prediction:	ToxinPred

Additional information

N.D

Database cross-references

[D1]

[D2]

[D3]

[D4]

Reference(s)

Primary literature	Shen S, Chahal B, Majumder K, You SJ, Wu J. Identification of novel antioxidative peptides derived from a thermolytic hydrolysate of ovotransferrin by LC-MS/MS. J Agric Food Chem. 2010 Jul 14;58(13):7664-72. PMID: 20568771 DOI: 10.1021/jf101323y
Other literature(s)	N.D
PubDate	2010