Peptide Database

Peptide NameOpicalcine-2

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length33 amino acids

Chemical FormulaC152H265N59O46S6

DescriptionStandard

        GDCLPHLKRCKENNDCCSKKCKRRGANPEKRCR
    

Molecular Weight3847.49 Da

Isoelectric Point (pI)9.50

Net Charge (pH 7.0)6.79

Net Charge (pH 7.4) 6.43

Charge Density (pH 7.0) 0.2057

GRAVY Index-1.64

Hydrophobic Moment 0.52

Boman Index-0.67

Instability Index65.04

Aliphatic Index 26.67

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 375.00

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

Amino Acid Composition

TPSA 1769.94

LogP -23.77

H-bond Donors 68.0

H-bond Acceptors 60.0

Rotatable Bonds 136.0

Heavy Atoms 263.0

Ring Count 3.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0124812 VERIFIED: NO

Provenance & Taxonomy

OrganismOpistophthalmus carinatus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-17; 10-21; 16-32

Bio-Activity Profile

Function

Toxin

TargetRyR1