Peptide Database

Peptide NameLactocin S

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC173H273N43O52S3

DescriptionStandard

        STPVLASVAVSMELLPTASVLYSDVAGCFKYSAKHHC
    

Molecular Weight3883.47 Da

Isoelectric Point (pI)6.66

Net Charge (pH 7.0)-0.39

Net Charge (pH 7.4) -0.73

Charge Density (pH 7.0) -0.0104

GRAVY Index0.58

Hydrophobic Moment 0.40

Boman Index0.26

Instability Index16.08

Aliphatic Index 94.86

Aromaticity 0.0811

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3105.00

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

Amino Acid Composition

TPSA 1479.64

LogP -14.94

H-bond Donors 54.0

H-bond Acceptors 57.0

Rotatable Bonds 120.0

Heavy Atoms 271.0

Ring Count 7.0

Amide Bonds 36.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0412384 VERIFIED: YES

Provenance & Taxonomy

OrganismLactobacillus sakei [Bacterium]

FamilyBacteriocin

Structure & Mods

Configthioether-constrained cyclic peptide [Cyclic]

Chiralitymixed L/D amino-acid peptide [Mixed]

N-TermDeamination

C-TermCyclization

Other ModsTwo lanthionines(S32-C37,S23-C28)

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetLactobacilli

RECORD: Rec_0424402 VERIFIED: YES