Peptide Database

Peptide NameCecropin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length61 amino acids

Chemical FormulaC316H505N83O70S

DescriptionStandard

        MNFHRLFLLLVVAIFLVFGGHSGVEAAPRWKLGKKLEKVGKNVFKAAQKALPVVAGFKALG
    

Molecular Weight6618.97 Da

Isoelectric Point (pI)10.79

Net Charge (pH 7.0)7.67

Net Charge (pH 7.4) 7.34

Charge Density (pH 7.0) 0.1258

GRAVY Index0.55

Hydrophobic Moment 0.78

Boman Index0.24

Instability Index13.74

Aliphatic Index 115.08

Aromaticity 0.1148

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 2420.95

LogP -12.05

H-bond Donors 83.0

H-bond Acceptors 81.0

Rotatable Bonds 222.0

Heavy Atoms 470.0

Ring Count 12.0

Amide Bonds 63.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0389960 VERIFIED: NO

Provenance & Taxonomy

OrganismCulex quinquefasciatus [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