Peptide Database

Peptide NameCecropin A

Function Ontology

Antimicrobial

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length66 amino acids

Chemical FormulaC339H546N88O82S2

DescriptionStandard

        MNYKRIFFSFIAILFISMVASSPAPKWKPFKKLEKIGQRVRDGIIKAGPAVQVVGEAAAILKPAQG
    

Molecular Weight7230.63 Da

Isoelectric Point (pI)10.52

Net Charge (pH 7.0)7.50

Net Charge (pH 7.4) 7.26

Charge Density (pH 7.0) 0.1136

GRAVY Index0.27

Hydrophobic Moment 0.83

Boman Index0.16

Instability Index30.23

Aliphatic Index 100.61

Aromaticity 0.1061

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 2705.93

LogP -17.38

H-bond Donors 92.0

H-bond Acceptors 92.0

Rotatable Bonds 240.0

Heavy Atoms 511.0

Ring Count 13.0

Amide Bonds 69.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0375561 VERIFIED: NO

Provenance & Taxonomy

OrganismDanaus plexippus plexippus [Bacterium]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Non-hemolytic Non-ribosomal

RECORD: Rec_0390783 VERIFIED: NO