Peptide Database

Peptide NameNeurotoxin BsTX1b

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length39 amino acids

Chemical FormulaC193H326N50O52S6

DescriptionStandard

        IIECVFSCDIEKEGKPCKPKGEKKCSGGWKCKIKLCLKI
    

Molecular Weight4371.35 Da

Isoelectric Point (pI)9.02

Net Charge (pH 7.0)4.70

Net Charge (pH 7.4) 4.39

Charge Density (pH 7.0) 0.1206

GRAVY Index-0.30

Hydrophobic Moment 0.43

Boman Index-0.08

Instability Index43.20

Aliphatic Index 77.44

Aromaticity 0.0513

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 1654.49

LogP -11.91

H-bond Donors 62.0

H-bond Acceptors 63.0

Rotatable Bonds 156.0

Heavy Atoms 301.0

Ring Count 5.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0020713 VERIFIED: NO

Provenance & Taxonomy

OrganismBrachypelma smithii [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin