Peptide Database

Peptide NameCecropin B

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length62 amino acids

Chemical FormulaC318H512N82O76S

DescriptionStandard

        MNFSRIFFFVFAIVLALTTVSGAPEPKWKIFKKIEKVGRNIRNGIIKAGPAVAVLGEAKALG
    

Molecular Weight6732.04 Da

Isoelectric Point (pI)10.71

Net Charge (pH 7.0)6.50

Net Charge (pH 7.4) 6.27

Charge Density (pH 7.0) 0.1049

GRAVY Index0.52

Hydrophobic Moment 0.93

Boman Index0.23

Instability Index23.78

Aliphatic Index 110.16

Aromaticity 0.1129

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 2517.77

LogP -15.53

H-bond Donors 87.0

H-bond Acceptors 84.0

Rotatable Bonds 224.0

Heavy Atoms 477.0

Ring Count 11.0

Amide Bonds 64.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0382641 VERIFIED: YES

Provenance & Taxonomy

OrganismAntheraea pernyi [Bacterium]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-positive Anti-Gram-negative Non-hemolytic Non-ribosomal

TargetGram-negative bacteria; Gram-positive bacteria