Peptide Database

Peptide NameBeta-defensin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Standard StatusStandard

Sequence Length78 amino acids

Chemical FormulaC402H603N105O102S11

DescriptionStandard

        MALSRKMFYFAFAFFFILAQFPSGCQAGLEYAQPLPAGDFAPCEPCWLGRGKCRKMCTEDEKVVGNCKVNFFCCRQRI
    

Molecular Weight8891.45 Da

Isoelectric Point (pI)8.70

Net Charge (pH 7.0)3.43

Net Charge (pH 7.4) 3.08

Charge Density (pH 7.0) 0.0439

GRAVY Index0.11

Hydrophobic Moment 0.49

Boman Index0.09

Instability Index51.80

Aliphatic Index 56.41

Aromaticity 0.1667

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8980.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 3298.95

LogP -25.21

H-bond Donors 120.0

H-bond Acceptors 117.0

Rotatable Bonds 285.0

Heavy Atoms 620.0

Ring Count 19.0

Amide Bonds 83.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0280658 VERIFIED: NO

Provenance & Taxonomy

OrganismCatagonus wagneri [Animal]

FamilyDefensin

Structure & Mods

Configdisulfide-stabilized peptide with linear backbone [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Defensin

MethodQualitative functional evidence