Peptide Database

Peptide NameCecropin A

Function Ontology

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Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC129H228N40O38S

DescriptionStandard

        EKMGRNIRDGIVKAGPAIEVLGSAKAIGK
    

Molecular Weight2979.50 Da

Isoelectric Point (pI)9.99

Net Charge (pH 7.0)2.84

Net Charge (pH 7.4) 2.66

Charge Density (pH 7.0) 0.0978

GRAVY Index-0.13

Hydrophobic Moment 0.80

Boman Index-0.00

Instability Index52.32

Aliphatic Index 101.03

Aromaticity 0.0000

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 1272.43

LogP -12.87

H-bond Donors 44.0

H-bond Acceptors 42.0

Rotatable Bonds 106.0

Heavy Atoms 208.0

Ring Count 1.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0286456 VERIFIED: YES

Provenance & Taxonomy

OrganismBombyx mori [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)