Peptide Database

Peptide NameHainantoxin-II-19

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC183H302N52O52S7

DescriptionStandard

        LFECSVSCEIEKEGNKDCKKKKCRGGWKCKFNMCVKV
    

Molecular Weight4287.13 Da

Isoelectric Point (pI)9.04

Net Charge (pH 7.0)4.70

Net Charge (pH 7.4) 4.39

Charge Density (pH 7.0) 0.1271

GRAVY Index-0.66

Hydrophobic Moment 0.54

Boman Index-0.25

Instability Index50.87

Aliphatic Index 44.59

Aromaticity 0.0811

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 1735.93

LogP -16.56

H-bond Donors 66.0

H-bond Acceptors 64.0

Rotatable Bonds 155.0

Heavy Atoms 294.0

Ring Count 4.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0308433 VERIFIED: NO

Provenance & Taxonomy

OrganismSelenocosmia hainana [Animal]; Haplopelma hainanum [Animal]; Ornithoctonus hainana [Animal]

Structure & Mods

Configlinear disulfide-stabilized peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide4-18, 8-29, 23-34

Bio-Activity Profile

Function

Toxin