Peptide Database

Peptide NameCecropin B

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC176H300N52O44S

DescriptionStandard

        RWKVFKKIEKMGRNIRDGIVKAGPAIEVLGSAKAL
    

Molecular Weight3880.65 Da

Isoelectric Point (pI)10.64

Net Charge (pH 7.0)5.76

Net Charge (pH 7.4) 5.54

Charge Density (pH 7.0) 0.1646

GRAVY Index-0.16

Hydrophobic Moment 0.89

Boman Index-0.05

Instability Index67.27

Aliphatic Index 103.14

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 1576.76

LogP -11.41

H-bond Donors 56.0

H-bond Acceptors 51.0

Rotatable Bonds 137.0

Heavy Atoms 273.0

Ring Count 4.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0066696 VERIFIED: NO

Provenance & Taxonomy

OrganismSpodoptera litura [Animal]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0071305 VERIFIED: YES