DFBP ID - DFBPANOX0626(Antioxidative peptide)

DFBP ID DFBPANOX0626 Peptide sequence HAEIN Type Native peptide Peptide/Function name Antioxidative peptide

Function-activity relationship

Main bioactivity Antioxidative activity Otheir bioactivity Antithrombotic activity [D1], α-Amylase inhibitory activity [D2], α-Glucosidase inhibitory activity [D3], Multifunctional activity [D4]

Calculated physicochemical properties

Three-letter amino acid His-Ala-Glu-Ile-Asn Single-letter amino acid HAEIN Peptide length 5 Peptide mass Experimental mass Theoretical mass N.D 582.61 Da c Net charge 0.00 c Isoelectric point (pI) 5.17 c IC50 N.D pIC50 N.D GRAVY -0.7800 c Hydrophilic residue ratio 40% c Peptide calculator To calculate the physicochemical properties of bioactive peptide.

Peptide source & Food-borne protein(s) search

Classification Animal Organism/Source Egg white protein Precursor protein Ovotransferrin Residue position N.D Precursor protein(s) search Source.1: DFBPPR9993 ---- Animal proteins ---- Ovalbumin 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 Peptide DPPH radical scavenging activity (%) 0.01 (mM) 0.1 (mM) 1 (mM) 100 (mM) HAEIN 4.1 ± 1.2 5.0 ± 1.3 7.6 ± 1.5 15.0 ± 3.3 Specific target protein(s) N.D

Taste properties & Structure

Bitterness Literature report N.D Bitter prediction tools Non-bitter taste prediction SMILES N[C@@]([H])(CC1=CN=C-N1)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CCC(=O)O)C(=O)N[C@@]([H])([C@]([H])(CC)C)C(=O)N[C@@]([H])(CC(=O)N)C(=O)O

Preparation method

Mode of preparation Enzymatic hydrolysis Enzyme(s)/starter culture Hydrolysis with alkaline proteinase Alcalase.

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

Additional information N.D

Database cross-references

DFBP [D1] DFBPANTH0090 [D2] DFBPALAM0018 [D3] DFBPALGL0009 [D4] DFBPMUFU0676

BIOPEP-UWM [D5] 9395

APD [D6] -

BioPepDB [D7] -

MBPDB [D8] -

Reference(s)

Primary literature Yu Z, Liu B, Zhao W, Yin Y, Liu J, Chen F. Primary and secondary structure of novel ACE-inhibitory peptides from egg white protein. Food Chem. 2012 Jul 15;133(2):315-22. PMID: 25683401 DOI: 10.1016/j.foodchem.2012.01.032 Other literature(s) N.D PubDate 2012