Peptide Database

Peptide NameCecropin A

Function Ontology

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Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC160H261N45O44

DescriptionStandard

        LFVFQEKVGQNIRDGIIKAGPAVAVVGQAATIAH
    

Molecular Weight3519.06 Da

Isoelectric Point (pI)8.60

Net Charge (pH 7.0)0.85

Net Charge (pH 7.4) 0.59

Charge Density (pH 7.0) 0.0250

GRAVY Index0.55

Hydrophobic Moment 0.69

Boman Index0.27

Instability Index18.98

Aliphatic Index 117.65

Aromaticity 0.0588

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1424.64

LogP -12.58

H-bond Donors 47.0

H-bond Acceptors 46.0

Rotatable Bonds 116.0

Heavy Atoms 249.0

Ring Count 4.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0067869 VERIFIED: YES

Provenance & Taxonomy

OrganismBombyx mori [Animal]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

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TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)