Peptide Database

Peptide NameBeta-defensin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length67 amino acids

Chemical FormulaC341H545N93O86S9

DescriptionStandard

        MTQLLLLIVALLALGHLPPGRSEFKRCWKGQGACRTYCTRQETYMHMCPDASLCCIPYGIRPLLFKP
    

Molecular Weight7612.13 Da

Isoelectric Point (pI)9.10

Net Charge (pH 7.0)4.62

Net Charge (pH 7.4) 4.20

Charge Density (pH 7.0) 0.0689

GRAVY Index0.16

Hydrophobic Moment 0.55

Boman Index0.10

Instability Index56.40

Aliphatic Index 91.79

Aromaticity 0.0896

Extinction Coeff. Reduced 9970.00

Extinction Coeff. Oxidized 10345.00

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

Amino Acid Composition

TPSA 2815.13

LogP -19.99

H-bond Donors 104.0

H-bond Acceptors 102.0

Rotatable Bonds 242.0

Heavy Atoms 529.0

Ring Count 15.0

Amide Bonds 69.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0073741 VERIFIED: NO

Provenance & Taxonomy

OrganismEnhydra lutris kenyoni [Bacterium]

FamilyDefensin

Tax ID391180

Structure & Mods

Configlinear polypeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Defensin Non-hemolytic

MethodQualitative functional evidence