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Table 4 Formate hydrogenlyase activity of the transport mutants

From: Iron restriction induces preferential down-regulation of H2-consuming over H2-evolving reactions during fermentative growth of Escherichia coli

Straina

Specific hydrogen evolving activity (mU mg protein-1)b

MC4100

30 ± 7

DHP-F2 (hypF)

< 1

CP416 (entC)

20 ± 5

PM06 (feoB)

15 ± 3

CP411 (entC feoB)

15 ± 6

CP413 (entC feoB fecA-E)

9 ± 1

  1. a Cells were grown anaerobically in TGYEP.
  2. b The mean and standard deviation of at least three independent experiments are shown.