Peptide Database

Peptide NameHainantoxin-II-3

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC182H297N49O54S7

DescriptionStandard

        LFECSVSCEIEKEGNKDCKKKKCKGGWECKFNMCVKV
    

Molecular Weight4260.06 Da

Isoelectric Point (pI)8.61

Net Charge (pH 7.0)2.71

Net Charge (pH 7.4) 2.39

Charge Density (pH 7.0) 0.0732

GRAVY Index-0.63

Hydrophobic Moment 0.54

Boman Index-0.20

Instability Index62.74

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 1711.33

LogP -15.96

H-bond Donors 64.0

H-bond Acceptors 64.0

Rotatable Bonds 154.0

Heavy Atoms 292.0

Ring Count 4.0

Amide Bonds 38.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0000019 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