GenePage for the dapB gene of Escherichia coli K-12

Primary Gene Name: dapB
EcoGene Accession Number: EG10206
K-12 Gene Accession Number: ECK0032
MG1655 Gene Identifier: b0031
Gene Name Mnemonic: DiAminoPimelate
Alternate Gene Symbols: None
Description: Dihydrodipicolinate reductase
  # bp Upstream # bp Downstream
MW: 28756.61 ---------273 aa Pre-Run BlastP UniProt
Pre-Run BlastP NR+Env
Left End: 28374
Left Intergenic Region

Name: rihC_dapB

Length: 166 bp gap

Orientation: Codirectional+

Left_end: 28208

Right_end: 28373

Centisome: 0.61

Genomic Address
Clockwise
Minute or Centisome (%) = 0.61
Right End: 29195
Right Intergenic Region

Name: dapB_carA

Length: 455 bp gap

Orientation: Codirectional+

Left_end: 29196

Right_end: 29650

Centisome: 0.63

A dapB mutant is not in the Keio collection; DAP auxotrophs require added DAP to grow and since no DAP was added during mutant construction, no auxotrophic mutants were recovered; dapB is not an essential gene (Baba, 2006).

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BamHI EcoRI HindIII