Table 2. Validated and predicted carbon sources and electron donors for G. metallireducens.

Experimentally and Computationally Validated Carbon Sources and Electron Donors	Computationally Predicted Carbon Sources and Electron Donors	Experimentally and Computationally Validated Electron Acceptors
3-Methylbutanoic acid, p-Cresol, 4-Hydroxy-benzyl alcohol, 4-Hydroxybenzaldehyde, 4-Hydroxybenzoate, Acetate, Butanol, Butyrate (n-C4:0), Benzoate, Benzaldehyde, Benzyl alcohol, Ethanol, Isobutyrate, Phenol, Propionate (n-C3:0), Propanol, Pentanoate, Pyruvate, Toluene	Formate†, Glycerol, Long Chain Fatty Acids (Saturated and Unsaturated)	Fe(III), Manganese Mn(IV), Uranium U(VI), Technetium Tc(VII), Vanadium V(V), Nitrate, Nitrite

^†Formate was validated as a carbon source and electron donor experimentally in this study.