Bacteriocin: Weissellin A
Accession: BAC200
Producer Organism: Weissella paramesenteroides DX [Gram-positive]
Taxonomy: BacteriaFirmicutes
Bacilli
Lactobacillales
Leuconostocaceae
Weissella
Target organismsGram-positive: Bacillus cereus LMG13569 - Clostridium sporogenes NCTC533 - Clostridium thiaminolyticum ATCC15579 - Enterococcus faecalis NCTC8176 - Lactobacillus brevis ATCC8287 - Lactobacillus bulgaricus LMG13551 - Lactobacillus casei ATCC344 - Lactobacillus curvatus ATCC51436 - Lactobacillus jensenii ATCC25258 - Lactobacillus plantarum CECT220 - Lactobacillus sakei CECT906T - Lactococcus lactis LM0230 - Lactococcus lactis ATCC11454 - Lactococcus lactis IL1403 - Lactococcus lactis subsp. cremoris MC1363 - Leuconostoc mesenteroides ATCC19254 - Listeria inocua ATCC BAA-680D - Listeria monocytogenes ATCC19111 - Micrococcus luteus CECT241 - Pediococcus acidilactici ATCC25740 - Pediococcus pentosaceus ATCC 33316 - Pediococcus pentosaceus LMG13560 - Staphylococcus carnosus LMG13564 -
NOTE: No activity against Salmonella enteritidis ATCC13076.
Weissellin A retained activity after exposure to 121 °C for 60 min or to −20 °C for 6 months, and to pH 2.0–10.0.
It was not sensitive to trypsin, α-chymotrypsin, pepsin and papain, but was inactivated by proteinase K.
UniProt Entry: B3A0N4
PDB EntryUnknown
PubMed=21511463;DOI=10.1016/j.biortech.2011.03.106
Papagianni M., Papamichael E.M.
"Purification, amino acid sequence and characterization of the class IIa bacteriocin weissellin A, produced by Weissella paramesenteroides DX.", Bioresour. Technol. 102:6730-6734(2011).
........10 ........20 ........30 ........40 ........50 | | | | | KNYGNGVYCN KHKCSVDWAT FSANIANNSV AMAGLTGGNA GNK |
Feature | Position(s) | Length | Description |
CHAIN | 1↔43 | 43 | Bacteriocin weissellin-A. Feature identifier = PRO_0000414627.
|
DISULFID | 9↔14 | 6 | By similarity. |
NON_TER | 43 |
Formula | C0
H0
N0
O0
S0 |
Absent amino acids | EPQR |
Common amino acids | N |
Mass (Da) | 4450 |
Net charge | +4 |
Isoelectric point | 9.33 |
Basic residues | 5 |
Acidic residues | 1 |
Hydrophobic residues | 13 |
Polar residues | 23 |
Aliphatic residues | 5 |
Tiny residues | 15 |
Boman Index | -55.64 |
Hydropathy Index | -0.433 |
Aliphatic Index | 52.33 |
Instability Index | 23 (stable) |
Half Life |
Mammalian : 1.3 hour Yeast : 3 min E. coli : 2 min |
Extinction Coefficient | 8605 M-1 cm-1 |
Absorbance 280nm | 204.88 |
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