Peptide Database

Peptide NameLactococcin K (Bacteriocin)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC120H180N26O36S

DescriptionStandard

        MVPTTFTLTTNNFLSDYQQLFI
    

Molecular Weight2594.93 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.50

Net Charge (pH 7.4) -1.72

Charge Density (pH 7.0) -0.0682

GRAVY Index0.26

Hydrophobic Moment 0.49

Boman Index0.26

Instability Index19.00

Aliphatic Index 84.09

Aromaticity 0.1818

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 1016.90

LogP -8.99

H-bond Donors 34.0

H-bond Acceptors 36.0

Rotatable Bonds 80.0

Heavy Atoms 183.0

Ring Count 5.0

Amide Bonds 25.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0202296 VERIFIED: YES

Provenance & Taxonomy

OrganismLactococcus lactis subsp. lactis MY23 [Bacterium]

FamilyBacteriocin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive

TargetPropionibacterium acnes

RECORD: Rec_0233935 VERIFIED: YES

Provenance & Taxonomy

OrganismLactococcus lactis subsp. lactis [Bacterium]

FamilyBacteriocin

Structure & Mods

Configtopology not specified [Not included yet]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial