Peptide Database

Peptide NameNigrocin-OG13

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC81H141N23O24S

DescriptionStandard

        GLLSGILGAGKHTVCGLSGL
    

Molecular Weight1853.19 Da

Isoelectric Point (pI)8.23

Net Charge (pH 7.0)0.84

Net Charge (pH 7.4) 0.57

Charge Density (pH 7.0) 0.0418

GRAVY Index1.01

Hydrophobic Moment 0.38

Boman Index0.46

Instability Index2.62

Aliphatic Index 136.50

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 731.61

LogP -8.26

H-bond Donors 27.0

H-bond Acceptors 27.0

Rotatable Bonds 62.0

Heavy Atoms 129.0

Ring Count 1.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0194883 VERIFIED: YES

Provenance & Taxonomy

OrganismOdorrana grahami [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)