Peptide Database

Peptide NameCecropin 2

Function Ontology

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Standard StatusStandard

Sequence Length39 amino acids

Chemical FormulaC181H308N60O52

DescriptionStandard

        GWLKKIGKKLERVGQHTRDATIQGLGIAQQAANVAATAR
    

Molecular Weight4156.75 Da

Isoelectric Point (pI)11.07

Net Charge (pH 7.0)4.85

Net Charge (pH 7.4) 4.59

Charge Density (pH 7.0) 0.1243

GRAVY Index-0.41

Hydrophobic Moment 0.91

Boman Index-0.08

Instability Index6.02

Aliphatic Index 92.82

Aromaticity 0.0256

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 1854.11

LogP -20.88

H-bond Donors 65.0

H-bond Acceptors 58.0

Rotatable Bonds 145.0

Heavy Atoms 293.0

Ring Count 3.0

Amide Bonds 43.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0277727 VERIFIED: YES

Provenance & Taxonomy

OrganismDrosophila kikkawai [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)