Peptide Database

Peptide NameCecropin A

Function Ontology

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Standard StatusStandard

Sequence Length32 amino acids

Chemical FormulaC161H273N47O39S

DescriptionStandard

        KWKVFKKIEKMGRNIRNGIVKAGPAIAVLGEA
    

Molecular Weight3523.25 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) 0.1800

GRAVY Index-0.13

Hydrophobic Moment 0.89

Boman Index-0.00

Instability Index37.81

Aliphatic Index 100.62

Aromaticity 0.0625

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 1413.12

LogP -9.76

H-bond Donors 49.0

H-bond Acceptors 46.0

Rotatable Bonds 124.0

Heavy Atoms 248.0

Ring Count 4.0

Amide Bonds 33.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0175085 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyCecropin

Structure & Mods

ConfigDNA-encoded linear 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)