Peptide Database

Peptide NameCecropin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length63 amino acids

Chemical FormulaC310H504N88O82S

DescriptionStandard

        MNFYKIFIFVALILAISIGHSEAGWLKKIGKKIERIGQHTRDATIQGLGIAQQAANVAATARG
    

Molecular Weight6807.92 Da

Isoelectric Point (pI)10.28

Net Charge (pH 7.0)4.68

Net Charge (pH 7.4) 4.35

Charge Density (pH 7.0) 0.0742

GRAVY Index0.27

Hydrophobic Moment 0.95

Boman Index0.18

Instability Index22.06

Aliphatic Index 111.75

Aromaticity 0.0794

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 2748.29

LogP -23.30

H-bond Donors 96.0

H-bond Acceptors 90.0

Rotatable Bonds 233.0

Heavy Atoms 481.0

Ring Count 8.0

Amide Bonds 68.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0263966 VERIFIED: NO

Provenance & Taxonomy

OrganismDrosophila willistoni [Animal]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Non-hemolytic Non-ribosomal

MethodQualitative functional evidence