Peptide Database

Peptide NameNisin A

Function Ontology

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Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC113H199N31O37S5

DescriptionStandard

        VTSKSLCTPGCKTGILTGCPLKTATCGC
    

Molecular Weight2744.30 Da

Isoelectric Point (pI)8.78

Net Charge (pH 7.0)2.68

Net Charge (pH 7.4) 2.39

Charge Density (pH 7.0) 0.0958

GRAVY Index0.43

Hydrophobic Moment 0.37

Boman Index0.17

Instability Index19.88

Aliphatic Index 69.64

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 1071.34

LogP -15.81

H-bond Donors 43.0

H-bond Acceptors 45.0

Rotatable Bonds 87.0

Heavy Atoms 186.0

Ring Count 2.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0041826 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

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)