Lactate racemase
The lactate racemase enzyme (EC5.1.2.1) is involved in pyruvate metabolism. It is classified under the isomerase, racemase, epimerase, and enzyme acting on hydroxyl acids and derivatives classes of enzymes. It is found in certain halophilic archaea, such as Haloarcula marismortui and in a few species of bacteria, such as several Lactobacillus species (which produce D- and L-lactate), including Lactobacillus sakei, Lactobacillus curvatus, Lactobacillus plantarum, as well as in non-lactic acid bacteria such as Clostridium beijerinckii.