Pyridinium-3,5-bisthiocarboxylic acid mononucleotide synthase (EC 4.4.1.37) (Lactate racemase accessory protein LarE) (Lactate racemase activation protein LarE) (Lactate racemase maturation protein LarE) (Lactate racemization operon protein LarE) (Nickel-pincer cofactor biosynthesis protein LarE) (Pyridinium-3,5-biscarboxylic acid mononucleotide sulfurtransferase) (P2CMN sulfurtransferase)