Peptide Database

Peptide NameCobrotoxin

Function Ontology

Annotation / Sequence feature ▸ Nuclear export signal

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length62 amino acids

Chemical FormulaC277H443N97O98S8

DescriptionStandard

        LECHNQQSSQTPTTTGCSGGETNCYKKRWRDHRGYRTERGCGCPSVKNGIEINCCTTDRCNN
    

Molecular Weight6956.59 Da

Isoelectric Point (pI)8.51

Net Charge (pH 7.0)2.86

Net Charge (pH 7.4) 2.43

Charge Density (pH 7.0) 0.0462

GRAVY Index-1.27

Hydrophobic Moment 0.48

Boman Index-0.35

Instability Index64.20

Aliphatic Index 23.55

Aromaticity 0.0484

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8980.00

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

Amino Acid Composition

TPSA 3238.28

LogP -50.37

H-bond Donors 122.0

H-bond Acceptors 111.0

Rotatable Bonds 231.0

Heavy Atoms 480.0

Ring Count 8.0

Amide Bonds 70.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0006537 VERIFIED: YES

Provenance & Taxonomy

OrganismNaja atra [Animal]

Familysnake three-finger toxin family

Tax ID8656; 0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-24; 17-41; 43-54; 55-60

Bio-Activity Profile

Function

Toxin Venom Snake three-finger toxin family Pathogenesis-associated

RECORD: Rec_0400909 VERIFIED: YES