LpdV

• Description: 2-oxoisovalerate dehydrogenase (E3 subunit, dihydrolipoamide dehydrogenase)
  
  

Gene name	lpdV
Synonyms	yqiV, bkd
Essential	no
Product	2-oxoisovalerate dehydrogenase (E3 subunit, dihydrolipoamide dehydrogenase)
Function	utilization of branched-chain keto acids
Metabolic function and regulation of this protein in SubtiPathways: Ile, Leu, Val
MW, pI	48 kDa, 4.893
Gene length, protein length	1371 bp, 457 aa
Immediate neighbours	bkdAA, buk
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU24060

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Protein N(6)-(dihydrolipoyl)lysine + NAD⁺ = protein N(6)-(lipoyl)lysine + NADH (according to Swiss-Prot)

• Protein family: class-I pyridine nucleotide-disulfide oxidoreductase family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• Swiss prot entry: P54533

• KEGG entry: [3]

• E.C. number: 1.8.1.4

Expression and regulation

• Operon: ptb-bcd-buk-lpdV-bkdAA-bkdAB-bkdB

• Sigma factor: SigL PubMed

• Regulation:
  • repressed during growth in the presence of branched chain amino acids (CodY) PubMed

• Regulatory mechanism:
  • CodY: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: