Peptide Database

Peptide NameCecropin B

Function Ontology

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Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC173H292N50O44

DescriptionStandard

        RWKIFKKIEKVGQNIRDGIIKAGPAVAVVGQAATI
    

Molecular Weight3776.48 Da

Isoelectric Point (pI)10.56

Net Charge (pH 7.0)4.76

Net Charge (pH 7.4) 4.55

Charge Density (pH 7.0) 0.1360

GRAVY Index0.14

Hydrophobic Moment 0.82

Boman Index0.09

Instability Index35.42

Aliphatic Index 114.29

Aromaticity 0.0571

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 1537.72

LogP -11.82

H-bond Donors 53.0

H-bond Acceptors 49.0

Rotatable Bonds 130.0

Heavy Atoms 267.0

Ring Count 4.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0182482 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)