Peptide Database

Peptide NameBeta-defensin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Standard StatusStandard

Sequence Length67 amino acids

Chemical FormulaC345H552N90O92S9

DescriptionStandard

        MKTGLFLFAALFFLAPAKNEFFDEKCYQLKGKCMRHCQKNEELVALCQKSLKCCLTLQPCGKIRLDD
    

Molecular Weight7721.21 Da

Isoelectric Point (pI)8.74

Net Charge (pH 7.0)3.53

Net Charge (pH 7.4) 3.13

Charge Density (pH 7.0) 0.0526

GRAVY Index-0.05

Hydrophobic Moment 0.51

Boman Index-0.00

Instability Index27.29

Aliphatic Index 81.64

Aromaticity 0.1045

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 2953.56

LogP -21.87

H-bond Donors 106.0

H-bond Acceptors 106.0

Rotatable Bonds 266.0

Heavy Atoms 536.0

Ring Count 10.0

Amide Bonds 72.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0168440 VERIFIED: NO

Provenance & Taxonomy

OrganismMarmota marmota marmota [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