Peptide Database

Peptide NameCa channel blocker, Iob1

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC160H260N48O54S7

DescriptionStandard

        GADEDCLPRGSKCLGENKQCCEKTTCMFYANRCVGI
    

Molecular Weight3944.52 Da

Isoelectric Point (pI)6.24

Net Charge (pH 7.0)-0.29

Net Charge (pH 7.4) -0.60

Charge Density (pH 7.0) -0.0081

GRAVY Index-0.44

Hydrophobic Moment 0.59

Boman Index-0.13

Instability Index48.79

Aliphatic Index 46.11

Aromaticity 0.0556

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 1671.58

LogP -21.02

H-bond Donors 63.0

H-bond Acceptors 61.0

Rotatable Bonds 133.0

Heavy Atoms 269.0

Ring Count 3.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0270788 VERIFIED: NO

Provenance & Taxonomy

OrganismIsyndus obscurus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide6-21; 13-26; 20-33

Bio-Activity Profile

Function

Toxin