Peptide Database

Peptide NameMyotoxin-2 (Crotamine-2 Fragment)

Function Ontology

Antimicrobial

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC212H338N64O54S5

DescriptionStandard

        YKRCHIKGGHCFPKEKICIPPSSDFGKMDCPWRRKSLKKGSG
    

Molecular Weight4807.67 Da

Isoelectric Point (pI)9.81

Net Charge (pH 7.0)7.89

Net Charge (pH 7.4) 7.51

Charge Density (pH 7.0) 0.1879

GRAVY Index-0.97

Hydrophobic Moment 0.48

Boman Index-0.25

Instability Index67.72

Aliphatic Index 37.14

Aromaticity 0.0952

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7240.00

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

Amino Acid Composition

TPSA 1901.32

LogP -18.19

H-bond Donors 71.0

H-bond Acceptors 69.0

Rotatable Bonds 161.0

Heavy Atoms 335.0

Ring Count 11.0

Amide Bonds 41.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0293648 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_0306265 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

RECORD: Rec_0309149 VERIFIED: NO

Provenance & Taxonomy

OrganismCrotalus durissus terrificus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide11-30

Bio-Activity Profile

Function

Toxin