Bacteriocin: Plantaricin C19

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Bacteriocin: Plantaricin C19

Accession: BAC056

Classification

Class: Class IIa

Genetics

Gene: ~~Unidentified~~

Producer and target organisms

Producer Organism: Lactobacillus plantarum [Gram-positive]

Taxonomy: BacteriaFirmicutesLactobacillalesLactobacillaceaeLactobacillus

Target organismsListeria grayi

Description

The sequence of residues 1�36 of plantaricin C19 is determined. Although calculated molecular weight of this sequence is 3750, mass spectrometry analysis revealed a molecular weight of 3845.3.Authors suggest presence of 37 amino acids, the last amino acid corresponding probably to valine. Note=Ref2.

Mode of action:
Plantaricin C19 exerts a bacteriostatic action on sensitive cells of Listeria grayi IP 6818 in BHI broth.

Uniprot and PDB links

UniProt Entry: Q7M173

PDB Entry~~Unknown~~

[Ref. 1]

PROTEIN SEQUENCE.
Atrih A., Lefebvre G., Lebrihi A.
"", Submitted (MAR-1997) to the PIR data bank.

[Ref. 2] | View abstract | Export citation

PROTEIN SEQUENCE.
PubMed=11545225;
Atrih A, Rekhif N, Moir AJ, Lebrihi A, Lefebvre G.
"Mode of action, purification and amino acid sequence of plantaricin C19, an anti-Listeria bacteriocin produced by Lactobacillus plantarum C19.", Int J Food Microbiol. 2001, 68(1-2):93-104.

Protein sequence

........10 ........20 ........30 ........40
| | | |
KYYGNGLSCS KKGCTVNWGQ AFSCGVNRVA TAGHGK

Wheel representation

Composition

Hydrophobicity

Composition

Formula	C₁₆₁ H₂₅₀ N₅₀ O₄₈ S₃
Absent amino acids	DEIMP
Common amino acids	G
Mass (Da)	3768.84
Net charge	+6
Isoelectric point	9.87
Basic residues	6
Acidic residues	0
Hydrophobic residues	9
Polar residues	20
Aliphatic residues	4
Tiny residues	13
Boman Index	-44.66
Hydropathy Index	-0.43
Aliphatic Index	43.33
Instability Index	18.07 (stable)
Half Life	Mammalian : 1.3 hour Yeast : 3 min E. coli : 2 min
Extinction Coefficient	8605 M^-1 cm^-1
Absorbance 280nm	245.86

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