Peptide Database

Peptide NameCecropin-B

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Standard StatusStandard

Sequence Length186 amino acids

Chemical FormulaC939H1520N262O243S8

DescriptionStandard

        MLRYVYKWSIIECRATVSRSRYSSSGTQHQYSSRMKFSRVFLFVFACLVALSAVSAAPEPRWKVFKKIEKMGRNIRDGIIKAGPAVEVLGSAKALGKVKVHIYLDEEKMGRNIRDGIIKAGPAVEFSRVFLFVFACLVALSAVSAAPEPRWKVFKKIEKMGRNIRDGIIKAGPAVEVLGSAKALGK
    

Molecular Weight20624.24 Da

Isoelectric Point (pI)10.29

Net Charge (pH 7.0)19.65

Net Charge (pH 7.4) 19.24

Charge Density (pH 7.0) 0.1057

GRAVY Index0.09

Hydrophobic Moment 0.89

Boman Index0.04

Instability Index60.14

Aliphatic Index 95.43

Aromaticity 0.0968

Extinction Coeff. Reduced 23950.00

Extinction Coeff. Oxidized 24075.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 8115.84

LogP -88.76

H-bond Donors 294.0

H-bond Acceptors 273.0

Rotatable Bonds 697.0

Heavy Atoms 1452.0

Ring Count 30.0

Amide Bonds 190.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0125476 VERIFIED: NO

Provenance & Taxonomy

OrganismSpodoptera exigua (Beet armyworm) [Animal]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial