GenePage for the ulaD gene of Escherichia coli K-12

Primary Gene Name: ulaD
EcoGene Accession Number: EG12496
K-12 Gene Accession Number: ECK4192
MG1655 Gene Identifier: b4196
Gene Name Mnemonic: Utilization of L-ascorbate
Alternate Gene Symbols: sgaH; yjfV
Description: 3-keto-L-gulonate-6-phosphate decarboxylase; involved in the utilization of L-ascorbate by anaerobic fermentation; dimeric
  # bp Upstream # bp Downstream
Verified Start MW: 23578.08 ---------216 aa Pre-Run BlastP UniProt
Pre-Run BlastP NR+Env
Left End: 4422186
Left Intergenic Region

Name: ulaC_ulaD

Length: 13 bp gap

Orientation: Codirectional+

Left_end: 4422173

Right_end: 4422185

Centisome: 95.27

Genomic Address
Clockwise
Minute or Centisome (%) = 95.27
Right End: 4422836
Right Intergenic Region

Name: ulaD_ulaE

Length: 9 bp gap

Orientation: Codirectional+

Left_end: 4422837

Right_end: 4422845

Centisome: 95.29

The divergent ulaG-ulaABCDEF operon is repressed by UlaR(YjfQ) looping and is induced by L-ascorbate in the medium, which is converted to the molecular inducer L-ascorbate-6-P during import by the PTS system (Campos, 2002; Zhang, 2003; Campos, 2004; Garces, 2008).

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BamHI EcoRI HindIII