Peptide Database

Peptide NamePx-cec1

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length33 amino acids

Chemical FormulaC159H278N46O41

DescriptionStandard

        KVFKKIEKVGRNIRDGIVKAGPAIEVLGAAKAL
    

Molecular Weight3490.19 Da

Isoelectric Point (pI)10.29

Net Charge (pH 7.0)4.76

Net Charge (pH 7.4) 4.55

Charge Density (pH 7.0) 0.1443

GRAVY Index0.14

Hydrophobic Moment 0.91

Boman Index0.03

Instability Index35.78

Aliphatic Index 121.21

Aromaticity 0.0303

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 1420.64

LogP -10.43

H-bond Donors 49.0

H-bond Acceptors 46.0

Rotatable Bonds 124.0

Heavy Atoms 246.0

Ring Count 2.0

Amide Bonds 33.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0358550 VERIFIED: YES

Provenance & Taxonomy

OrganismSpodoptera exigua [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)