Peptide Database

Peptide NameHemicalcin

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length33 amino acids

Chemical FormulaC153H269N55O45S6

DescriptionStandard

        GDCLPHLKLCKADKDCCSKKCKRRGTNPEKRCR
    

Molecular Weight3791.50 Da

Isoelectric Point (pI)9.46

Net Charge (pH 7.0)6.79

Net Charge (pH 7.4) 6.43

Charge Density (pH 7.0) 0.2057

GRAVY Index-1.31

Hydrophobic Moment 0.53

Boman Index-0.57

Instability Index42.89

Aliphatic Index 38.48

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 1668.11

LogP -20.62

H-bond Donors 65.0

H-bond Acceptors 59.0

Rotatable Bonds 134.0

Heavy Atoms 259.0

Ring Count 3.0

Amide Bonds 33.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0115014 VERIFIED: NO

Provenance & Taxonomy

OrganismHemiscorpius lepturus [Animal]

Structure & Mods

Configdisulfide-stabilized linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-17; 10-21; 16-32

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0194205 VERIFIED: NO