Peptide Database

Peptide NameNigrocin-2ISa

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC94H155N23O25S2

DescriptionStandard

        GIFSTVFKAGKGIVCGLTGLC
    

Molecular Weight2071.51 Da

Isoelectric Point (pI)8.90

Net Charge (pH 7.0)1.74

Net Charge (pH 7.4) 1.50

Charge Density (pH 7.0) 0.0828

GRAVY Index1.21

Hydrophobic Moment 0.54

Boman Index0.46

Instability Index-21.89

Aliphatic Index 106.67

Aromaticity 0.0952

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 758.05

LogP -6.88

H-bond Donors 29.0

H-bond Acceptors 29.0

Rotatable Bonds 68.0

Heavy Atoms 144.0

Ring Count 2.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0405205 VERIFIED: YES

Provenance & Taxonomy

OrganismOdorrana ishikawae [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetEscherichia coli TOP10

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

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