Peptide Database

Peptide NameMyotoxin-4 (Crotamine-4 Fragment)

Function Ontology

Antimicrobial

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length43 amino acids

Chemical FormulaC224H353N69O55S7

DescriptionStandard

        YKQCHKKGGHCFPKEKICIPPSSDFGKMDCRWRWKCCKKRSGK
    

Molecular Weight5117.08 Da

Isoelectric Point (pI)9.74

Net Charge (pH 7.0)9.87

Net Charge (pH 7.4) 9.46

Charge Density (pH 7.0) 0.2295

GRAVY Index-1.24

Hydrophobic Moment 0.46

Boman Index-0.36

Instability Index89.09

Aliphatic Index 18.14

Aromaticity 0.1163

Extinction Coeff. Reduced 12490.00

Extinction Coeff. Oxidized 12865.00

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

Amino Acid Composition

TPSA 2029.90

LogP -18.82

H-bond Donors 78.0

H-bond Acceptors 74.0

Rotatable Bonds 174.0

Heavy Atoms 355.0

Ring Count 12.0

Amide Bonds 43.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0083953 VERIFIED: YES

Provenance & Taxonomy

OrganismCrotalus durissus [Animal]

Structure & Mods

Configtopology not specified [Not included yet]

Chiralitystereochemistry not specified [Other]

Bio-Activity Profile

Function

Antimicrobial Toxin

RECORD: Rec_0119009 VERIFIED: NO

Provenance & Taxonomy

OrganismCrotalus durissus terrificus [Animal]

Structure & Mods

ConfigSingle-chain peptide backbone represented as a linear sequence entry [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial