Peptide Database

Peptide NameCobrotoxin-b

Function Ontology

Annotation / Sequence feature ▸ Nuclear export signal

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length61 amino acids

Chemical FormulaC280H446N90O94S8

DescriptionStandard

        LECHNQQSSQTPTTKTCSGETNCYKKWWSDHRGTIIERGCGCPKVKPGVNLNCCTTDRCNN
    

Molecular Weight6833.60 Da

Isoelectric Point (pI)8.50

Net Charge (pH 7.0)2.86

Net Charge (pH 7.4) 2.42

Charge Density (pH 7.0) 0.0469

GRAVY Index-1.02

Hydrophobic Moment 0.44

Boman Index-0.23

Instability Index44.25

Aliphatic Index 35.08

Aromaticity 0.0492

Extinction Coeff. Reduced 12490.00

Extinction Coeff. Oxidized 12990.00

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

Amino Acid Composition

TPSA 3024.99

LogP -43.53

H-bond Donors 112.0

H-bond Acceptors 107.0

Rotatable Bonds 224.0

Heavy Atoms 472.0

Ring Count 10.0

Amide Bonds 69.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0063889 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]

Disulfide3-23; 17-40; 42-53; 54-59

Bio-Activity Profile

Function

Toxin Venom Snake three-finger toxin family Pathogenesis-associated