Peptide Database

Peptide NameBeta-defensin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length69 amino acids

Chemical FormulaC343H542N108O100S10

DescriptionStandard

        MTGLGGRHHTLRCMGNMGVCRPSCRKTEQPYLYCLNYQPCCLQSYMRISISGREEKNDWSQQNRWPKIS
    

Molecular Weight8099.29 Da

Isoelectric Point (pI)9.27

Net Charge (pH 7.0)5.62

Net Charge (pH 7.4) 5.20

Charge Density (pH 7.0) 0.0814

GRAVY Index-0.85

Hydrophobic Moment 0.53

Boman Index-0.20

Instability Index77.69

Aliphatic Index 49.42

Aromaticity 0.0870

Extinction Coeff. Reduced 16960.00

Extinction Coeff. Oxidized 17335.00

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

Amino Acid Composition

TPSA 3407.26

LogP -38.81

H-bond Donors 126.0

H-bond Acceptors 118.0

Rotatable Bonds 267.0

Heavy Atoms 561.0

Ring Count 14.0

Amide Bonds 77.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0033991 VERIFIED: NO

Provenance & Taxonomy

OrganismOdobenus rosmarus divergens [Animal]

FamilyDefensin

Structure & Mods

Configlinear polypeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Defensin Non-hemolytic

MethodQualitative functional evidence