Peptide Database

Peptide NameBeta-defensin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length83 amino acids

Chemical FormulaC434H683N123O116S11

DescriptionStandard

        MKFLFLFLVILLAMDPVLSGRHHTLRCMGNMGVCRPSCRKTEQPYLYCLNYQPCCLQSYMRISISGREEKNDWSQQNRWPKIS
    

Molecular Weight9832.53 Da

Isoelectric Point (pI)9.24

Net Charge (pH 7.0)5.62

Net Charge (pH 7.4) 5.20

Charge Density (pH 7.0) 0.0677

GRAVY Index-0.27

Hydrophobic Moment 0.53

Boman Index-0.04

Instability Index70.80

Aliphatic Index 77.47

Aromaticity 0.1084

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 3869.19

LogP -33.47

H-bond Donors 141.0

H-bond Acceptors 135.0

Rotatable Bonds 323.0

Heavy Atoms 684.0

Ring Count 18.0

Amide Bonds 91.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0153842 VERIFIED: NO

Provenance & Taxonomy

OrganismLeptonychotes weddellii [Animal]

FamilyDefensin

Tax ID9713

Structure & Mods

Configlinear polypeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Defensin Non-hemolytic

MethodQualitative functional evidence