2.7.2.1 additional information neither propionic acid nor butyric acid are active as substrates Salmonella enterica subsp. enterica serovar Typhimurium ? - ? 89 2.7.2.1 additional information neither propionic acid nor butyric acid are active as substrates Escherichia coli ? - ? 89 2.7.2.1 additional information UTP is no phosphate donor, lactate, succinate, maleate formate and bicarbonate are not acceptors Acholeplasma laidlawii ? - ? 89 2.7.2.1 additional information butyrate, isobutyrate, valerate and isovalerate are no substrates Thermotoga maritima ? - ? 89 2.7.2.1 additional information isobutyrate, isovalerate, 2-methylbutyrate, butyrate and valerate are no substrates Spirochaeta sp. ? - ? 89 2.7.2.1 additional information formate and butyrate are no substrates Clostridium acetobutylicum ? - ? 89 2.7.2.1 additional information UTP and CTP are active only partially Geobacillus stearothermophilus ? - ? 89 2.7.2.1 additional information formate is no substrate Geobacillus stearothermophilus ? - ? 89 2.7.2.1 additional information formate is no substrate Methanosarcina thermophila ? - ? 89 2.7.2.1 additional information not active toward formate, butyrate, valerate and succinate Propionibacterium freudenreichii ? - ? 89