Peptide Database

Peptide NameCecropin B

Function Ontology

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Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC121H213N37O36S

DescriptionStandard

        EKMGRNIRDGIVKAGPAIEVLGSAKAI
    

Molecular Weight2794.28 Da

Isoelectric Point (pI)9.70

Net Charge (pH 7.0)1.84

Net Charge (pH 7.4) 1.66

Charge Density (pH 7.0) 0.0681

GRAVY Index0.02

Hydrophobic Moment 0.80

Boman Index0.04

Instability Index58.60

Aliphatic Index 108.52

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 1188.21

LogP -11.60

H-bond Donors 41.0

H-bond Acceptors 39.0

Rotatable Bonds 98.0

Heavy Atoms 195.0

Ring Count 1.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0174178 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)