Peptide Database

Peptide NameCecropin A

Function Ontology

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Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC127H214N38O30

DescriptionStandard

        KWKVFKKLEKVGRNVRDGVIKAGP
    

Molecular Weight2753.29 Da

Isoelectric Point (pI)10.66

Net Charge (pH 7.0)5.76

Net Charge (pH 7.4) 5.54

Charge Density (pH 7.0) 0.2399

GRAVY Index-0.70

Hydrophobic Moment 0.88

Boman Index-0.23

Instability Index-9.22

Aliphatic Index 85.00

Aromaticity 0.0833

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 1137.23

LogP -7.83

H-bond Donors 40.0

H-bond Acceptors 36.0

Rotatable Bonds 97.0

Heavy Atoms 195.0

Ring Count 4.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0230234 VERIFIED: YES

Provenance & Taxonomy

OrganismAmyelois transitella [Animal]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

TargetEscherichia coli TOP10

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