Peptide Database

Peptide NameCobrotoxin II

Function Ontology

Annotation / Sequence feature ▸ Nuclear export signal

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length62 amino acids

Chemical FormulaC273H438N94O98S8

DescriptionStandard

        LECHNQQSSQTPTTTGCSGGENNCYKKEWRDNRGYRTERGCGCPSVKKGIGINCCTTDRCNN
    

Molecular Weight6861.49 Da

Isoelectric Point (pI)8.50

Net Charge (pH 7.0)2.78

Net Charge (pH 7.4) 2.39

Charge Density (pH 7.0) 0.0448

GRAVY Index-1.26

Hydrophobic Moment 0.51

Boman Index-0.33

Instability Index39.20

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 3196.58

LogP -50.35

H-bond Donors 119.0

H-bond Acceptors 110.0

Rotatable Bonds 230.0

Heavy Atoms 473.0

Ring Count 7.0

Amide Bonds 71.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0076657 VERIFIED: YES

Provenance & Taxonomy

OrganismNaja kaouthia [Animal]

Familysnake three-finger toxin family

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