Peptide Database

Peptide NameBeta-defensin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Standard StatusStandard

Sequence Length67 amino acids

Chemical FormulaC371H568N92O96S9

DescriptionStandard

        MKIFYHLLHFLCYVTFILPATCTLVDPDRCTKYFGYCRRRCFKYEKQIDICLSPSKICCIERLFEED
    

Molecular Weight8141.62 Da

Isoelectric Point (pI)8.13

Net Charge (pH 7.0)1.60

Net Charge (pH 7.4) 1.14

Charge Density (pH 7.0) 0.0239

GRAVY Index0.10

Hydrophobic Moment 0.61

Boman Index0.03

Instability Index69.51

Aliphatic Index 85.82

Aromaticity 0.1642

Extinction Coeff. Reduced 7450.00

Extinction Coeff. Oxidized 7950.00

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

Amino Acid Composition

TPSA 3018.53

LogP -17.11

H-bond Donors 115.0

H-bond Acceptors 109.0

Rotatable Bonds 264.0

Heavy Atoms 568.0

Ring Count 16.0

Amide Bonds 67.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0029061 VERIFIED: NO

Provenance & Taxonomy

OrganismLeptonychotes weddellii (Weddell seal) [Animal]

FamilyDefensin

Structure & Mods

Configdisulfide-stabilized linear peptide scaffold [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Defensin