Peptide Database

Peptide NameInsectotoxin I3

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC161H256N56O49S10

DescriptionStandard

        MCMPCFTTDHQTARRCRDCCGGRGRKCFGQCLCGYD
    

Molecular Weight4080.75 Da

Isoelectric Point (pI)8.51

Net Charge (pH 7.0)2.51

Net Charge (pH 7.4) 2.12

Charge Density (pH 7.0) 0.0698

GRAVY Index-0.53

Hydrophobic Moment 0.53

Boman Index-0.24

Instability Index53.34

Aliphatic Index 13.61

Aromaticity 0.0833

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1990.00

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

Amino Acid Composition

TPSA 1716.23

LogP -23.02

H-bond Donors 70.0

H-bond Acceptors 63.0

Rotatable Bonds 133.0

Heavy Atoms 276.0

Ring Count 5.0

Amide Bonds 37.0

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_0022472 VERIFIED: NO

Provenance & Taxonomy

OrganismButhus eupeus,Mesobuthus eupeus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide2-19; 5-27; 16-31; 20-33

Bio-Activity Profile

Function

Toxin