Fig. 2
From: Understanding and engineering electrochemically active bacteria for sustainable biotechnology
Electron-transport pathways in S. oneidensis MR-1. Electron acceptors are marked with boxes. *Enzymes whose gene expression is regulated by the Arc system (Gao et al. 2008); †enzymes whose gene expression is regulated by the cAMP/CRP system (Charania et al. 2009). OM: outer membrane; IM: inner membrane; TMAO: trimethylamine N-oxide; TMA: trimethylamine; DMSO: dimethyl sulfoxide; DMS: dimethyl sulfide; Q: quinone; QH2: quinol; CytC oxidase: cytochrome c oxidase; TorA: trimethylamine-N-oxide reductase; TorC: trimethylamine-N-oxide reductase cytochrome c subunit; PsrABC: polysulfide reductase; SirACD: sulfite reductase; Hya: hydrogenase; LDH: lactate dehydrogenase; NDH: NADH dehydrogenase; FDH: formate dehydrogenase; CymA: membrane anchored tetraheme cytochrome c; NrfA: nitrite reductase; FccA: fumarate reductase flavoprotein subunit; NapA: periplasmic nitrate reductase; NapB: cytochrome c-type protein; DmsE: periplasmic decaheme cytochrome c; DmsA: anaerobic dimethyl sulfoxide reductase subunit A; DmsB: anaerobic dimethyl sulfoxide reductase subunit B; DmsF: extracellular dimethyl sulfoxide/manganese oxide reductase outer membrane translocase; OmcA: outer-membrane decaheme cytochrome c; MtrC: outer-membrane decaheme cytochrome c; MtrB: outer-membrane protein; MtrA: outer-membrane periplasmic decaheme cytochrome c component