Peptide Database

Peptide Namealpha-D-Conotoxin Cp20.4

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length50 amino acids

Chemical FormulaC222H342N72O71S12

DescriptionStandard

        NDESECIISTPGSSWGRCCLTRMCGTMCCPRSGCYCVYHWRRGHGCACSD
    

Molecular Weight5540.31 Da

Isoelectric Point (pI)7.66

Net Charge (pH 7.0)0.84

Net Charge (pH 7.4) 0.38

Charge Density (pH 7.0) 0.0169

GRAVY Index-0.31

Hydrophobic Moment 0.50

Boman Index-0.08

Instability Index56.70

Aliphatic Index 31.20

Aromaticity 0.0800

Extinction Coeff. Reduced 13980.00

Extinction Coeff. Oxidized 14605.00

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

Amino Acid Composition

TPSA 2284.90

LogP -31.18

H-bond Donors 94.0

H-bond Acceptors 86.0

Rotatable Bonds 173.0

Heavy Atoms 377.0

Ring Count 10.0

Amide Bonds 50.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0229628 VERIFIED: NO

Provenance & Taxonomy

OrganismConus capitaneus [Animal]

FamilyConotoxin

Structure & Mods

Configlinear peptide [Linear]

Chiralitymixed L/D amino-acid peptide [Mixed]

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0269857 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide; DSSP H 10.0%, E 8.0%, T 40.0%, C 42.0% [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Miscellaneous