Peptide Database

Peptide NameCeratotoxin-A

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Toxicity / Safety ▸ Cytolysis / cell lysis ▸ Cytolytic activity

Standard StatusStandard

Sequence Length71 amino acids

Chemical FormulaC331H570N84O83S3

DescriptionStandard

        MANLKAVFLICIVAFIALQCVVAEPAAEDSVVVKRSIGSALKKALPVAKKIGKIALPIAKAALPVAAGLVG
    

Molecular Weight7150.77 Da

Isoelectric Point (pI)9.84

Net Charge (pH 7.0)5.48

Net Charge (pH 7.4) 5.22

Charge Density (pH 7.0) 0.0772

GRAVY Index1.15

Hydrophobic Moment 0.70

Boman Index0.36

Instability Index40.48

Aliphatic Index 145.77

Aromaticity 0.0282

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 2593.99

LogP -15.83

H-bond Donors 89.0

H-bond Acceptors 92.0

Rotatable Bonds 238.0

Heavy Atoms 501.0

Ring Count 6.0

Amide Bonds 72.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0199480 VERIFIED: YES

Provenance & Taxonomy

OrganismCeratitis capitata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative Anti-Gram-positive Cytolytic Hemolytic

TargetGram-negative and Gram-positive bacteria