Ldh

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  • Description: L-lactate dehydrogenase

Gene name ldh
Synonyms lctE
Essential no
Product L-lactate dehydrogenase
Function overflow metabolism, fermentation
Gene expression levels in SubtiExpress: ldh
Interactions involving this protein in SubtInteract: Ldh
Metabolic function and regulation of this protein in SubtiPathways:
ldh
MW, pI 34 kDa, 5.394
Gene length, protein length 963 bp, 321 aa
Immediate neighbours amyE, lctP
Sequences Protein DNA DNA_with_flanks
Genetic context
Ldh context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
Ldh expression.png




























Categories containing this gene/protein

carbon core metabolism, phosphoproteins

This gene is a member of the following regulons

Rex regulon

The gene

Basic information

  • Locus tag: BSU03050

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: (S)-lactate + NAD+ = pyruvate + NADH (according to Swiss-Prot)
  • Protein family: LDH family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification: phosphorylation on Tyr-224 PubMed
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • induced under anaerobic conditions (Rex) PubMed
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Additional references: PubMed

Shanshan Li, Di Huang, Yong Li, Jianping Wen, Xiaoqiang Jia
Rational improvement of the engineered isobutanol-producing Bacillus subtilis by elementary mode analysis.
Microb Cell Fact: 2012, 11;101
[PubMed:22862776] [WorldCat.org] [DOI] (I e)

Susana Romero, Enrique Merino, Francisco Bolívar, Guillermo Gosset, Alfredo Martinez
Metabolic engineering of Bacillus subtilis for ethanol production: lactate dehydrogenase plays a key role in fermentative metabolism.
Appl Environ Microbiol: 2007, 73(16);5190-8
[PubMed:17586670] [WorldCat.org] [DOI] (P p)

Boris Macek, Ivan Mijakovic, Jesper V Olsen, Florian Gnad, Chanchal Kumar, Peter R Jensen, Matthias Mann
The serine/threonine/tyrosine phosphoproteome of the model bacterium Bacillus subtilis.
Mol Cell Proteomics: 2007, 6(4);697-707
[PubMed:17218307] [WorldCat.org] [DOI] (P p)

Jonas T Larsson, Annika Rogstam, Claes von Wachenfeldt
Coordinated patterns of cytochrome bd and lactate dehydrogenase expression in Bacillus subtilis.
Microbiology (Reading): 2005, 151(Pt 10);3323-3335
[PubMed:16207915] [WorldCat.org] [DOI] (P p)