Peptide Database

Peptide NameMu-conotoxin BuIIIB

Function Ontology

Annotation / Sequence feature ▸ Nuclear export signal

Membrane / Ion-channel modulation ▸ Ion channel inhibition

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC106H177N45O31S6

DescriptionStandard

        VGERCCKNGKRGCGRWCRDHSRCC
    

Molecular Weight2770.21 Da

Isoelectric Point (pI)9.21

Net Charge (pH 7.0)4.76

Net Charge (pH 7.4) 4.41

Charge Density (pH 7.0) 0.1985

GRAVY Index-1.17

Hydrophobic Moment 0.76

Boman Index-0.55

Instability Index35.04

Aliphatic Index 12.08

Aromaticity 0.0417

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5875.00

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

Amino Acid Composition

TPSA 1276.55

LogP -18.22

H-bond Donors 54.0

H-bond Acceptors 43.0

Rotatable Bonds 94.0

Heavy Atoms 188.0

Ring Count 3.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0082306 VERIFIED: YES

Provenance & Taxonomy

OrganismConus bullatus [Animal]

Familyconotoxin M superfamily

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide5-17; 6-23; 13-24

Bio-Activity Profile

Function

Toxin Venom conotoxin M superfamily Ion channel inhibitor Pathogenesis-associated Conotoxin

RECORD: Rec_0252617 VERIFIED: YES