Summary of energy metabolism of H. modesticaldum during phototrophic and chemotrophic growth described in this report. Bold curves and lines represent the proposed major pathways during phototrophic (shown in blue) and chemotrophic (shown in green) growth. Abbreviation: Fdox or Fdred, the oxidized or reduced form of ferredoxin; FNR, ferredoxin-NADP+ oxidoreductase; H2ase, hydrogenase; OAA, oxaloacetate; PFOR, pyruvate:ferredoxin oxidoreductase; PEP, phosphoenolpyruvate; PEPCK, PEP carboxykinase; rTCA, reductive TCA cycle.
Tang et al. BMC Microbiology 2010 10:150 doi:10.1186/1471-2180-10-150