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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.