Peptide Database

Peptide NameNisin A

Function Ontology

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Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC115H205N31O37S6

DescriptionStandard

        ITSKSLCTAGCKTGILMTCPLKTATCGC
    

Molecular Weight2806.43 Da

Isoelectric Point (pI)8.78

Net Charge (pH 7.0)2.71

Net Charge (pH 7.4) 2.43

Charge Density (pH 7.0) 0.0967

GRAVY Index0.65

Hydrophobic Moment 0.37

Boman Index0.20

Instability Index24.92

Aliphatic Index 76.79

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 250.00

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

Amino Acid Composition

TPSA 1080.13

LogP -14.78

H-bond Donors 44.0

H-bond Acceptors 46.0

Rotatable Bonds 92.0

Heavy Atoms 189.0

Ring Count 1.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0395565 VERIFIED: YES

Provenance & Taxonomy

OrganismStreptococcus thoraltensis [Bacterium]

FamilyBacteriocin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

TargetEscherichia coli TOP10

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