DFBP ID - DFBPAMIC0474(Antimicrobial peptide)

DFBP ID DFBPAMIC0474 Peptide sequence RWRSFFKKAAHRGKHVGKRARTHYLG Type Native peptide Peptide/Function name Antimicrobial peptide, Pleurocidin analogue from Pleuronectes americanus

Function-activity relationship

Main bioactivity Antimicrobial activity Otheir bioactivity Haemolytic activity [D1], Multifunctional activity [D2]

Calculated physicochemical properties

Three-letter amino acid Arg-Trp-Arg-Ser-Phe-Phe-Lys-Lys-Ala-Ala-His-Arg-Gly-Lys-His-Val-Gly-Lys-Arg-Ala-Arg-Thr-His-Tyr-Leu-Gly Single-letter amino acid RWRSFFKKAAHRGKHVGKRARTHYLG Peptide length 26 Peptide mass Experimental mass Theoretical mass N.D 3151.67 Da c Net charge 0.00 c Isoelectric point (pI) 12.68 c IC50 N.D pIC50 N.D GRAVY -1.2923 c Hydrophilic residue ratio 42.31% c Peptide calculator To calculate the physicochemical properties of bioactive peptide.

Peptide source & Food-borne protein(s) search

Classification Animal, Marine, Fish Organism/Source Winter flounder (Pleuronectes americanus) Precursor protein Pleurocidin analog Residue position N.D Precursor protein(s) search No matching precursor protein found 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

Antimicrobial activity The peptide showed effective antimicrobial and hemolytic activity. 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])(CCCNC(=N)N)C(=O)N[C@@]([H])(CC(=CN2)C1=C2C=CC=C1)C(=O)N[C@@]([H])(CCCNC(=N)N)C(=O)N[C@@]([H])(CO)C(=O)N[C@@]([H])(Cc1ccccc1)C(=O)N[C@@]([H])(Cc1ccccc1)C(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CC1=CN=C-N1)C(=O)N[C@@]([H])(CCCNC(=N)N)C(=O)NCC(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(CC1=CN=C-N1)C(=O)N[C@@]([H])(C(C)C)C(=O)NCC(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(CCCNC(=N)N)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CCCNC(=N)N)C(=O)N[C@@]([H])([C@]([H])(O)C)C(=O)N[C@@]([H])(CC1=CN=C-N1)C(=O)N[C@@]([H])(Cc1ccc(O)cc1)C(=O)N[C@@]([H])(CC(C)C)C(=O)NCC(=O)O

Preparation method

Mode of preparation Synthesis Enzyme(s)/starter culture No enzyme

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] DFBPHAPE0024 [D2] DFBPMUFU0713

BIOPEP-UWM [D3] 7763, 7764

APD [D4] -

BioPepDB [D5] -

MBPDB [D6] -

Reference(s)

Primary literature Sung WS, Lee DG. Pleurocidin-derived antifungal peptides with selective membrane-disruption effect. Biochem Biophys Res Commun. 2008 May 9;369(3):858-61. PMID: 18325325 DOI: 10.1016/j.bbrc.2008.02.109 Other literature(s) N.D PubDate 2008