(R)-Lactate
Lactic acid is an organic acid. It is a chiral molecule, consisting of two optical isomers, L-lactic acid and D-lactic acid, with the L-isomer being the most common in living organisms. Lactic acid plays a role in several biochemical processes and is produced in the muscles during intense activity. D-Lactic acid is the end product of the enzyme glyoxalase II (or hydroxyacyl-glutathione hydrolase) (EC 3.1.2.6), which converts the intermediate substrate S-lactoyl-glutathione to reduced glutathione and D-lactate (OMIM: 138790). Lactic acid is a microbial metabolite found in Aerococcus, Bacillus, Carnobacterium, Corynebacterium, Enterococcus, Escherichia, Lactobacillus, Lactococcus, Leuconostoc, Oenococcus, Pediococcus, Rhizopus, Saccharomyces, Streptococcus, Tetragenococcus, Vagococcus and Weissella (PMID:26287368; PMID:26360870).
| ID | EC Number | Name |
|---|---|---|
| Rhea:RHEA:20339 | 3.1.6.17 | (R)-lactate + sulfate + H+ => (R)-2-O-sulfolactate + H2O |
| Rhea:RHEA:20340 | 3.1.6.17 | (R)-2-O-sulfolactate + H2O <=> (R)-lactate + sulfate + H+ |
| Rhea:RHEA:24957 | N-acetyl-β-D-muramate 6-phosphate + H2O => N-acetyl-β-D-glucosamine 6-phosphate + (R)-lactate | |
| Rhea:RHEA:24958 | N-acetyl-β-D-glucosamine 6-phosphate + (R)-lactate => N-acetyl-β-D-muramate 6-phosphate + H2O | |
| Rhea:RHEA:24959 | N-acetyl-β-D-muramate 6-phosphate + H2O <=> N-acetyl-β-D-glucosamine 6-phosphate + (R)-lactate | |
| Rhea:RHEA:25246 | 3.1.2.6 | (R)-S-lactoylglutathione + H2O => (R)-lactate + glutathione + H+ |
| Rhea:RHEA:25247 | 3.1.2.6 | (R)-lactate + glutathione + H+ => (R)-S-lactoylglutathione + H2O |
| Rhea:RHEA:25248 | 3.1.2.6 | (R)-S-lactoylglutathione + H2O <=> (R)-lactate + glutathione + H+ |
| Rhea:RHEA:26411 | 4.2.1.126 | N-acetyl-D-muramate 6-phosphate + H2O => N-acetyl-D-glucosamine 6-phosphate + (R)-lactate |
| Rhea:RHEA:26412 | 4.2.1.126 | N-acetyl-D-glucosamine 6-phosphate + (R)-lactate => N-acetyl-D-muramate 6-phosphate + H2O |
| Rhea:RHEA:26413 | 4.2.1.126 | N-acetyl-D-muramate 6-phosphate + H2O <=> N-acetyl-D-glucosamine 6-phosphate + (R)-lactate |
| Rhea:RHEA:27755 | 4.2.1.130 | methylglyoxal + H2O => (R)-lactate + H+ |
| Rhea:RHEA:27756 | 4.2.1.130 | (R)-lactate + H+ => methylglyoxal + H2O |
| Rhea:RHEA:27757 | 4.2.1.130 | methylglyoxal + H2O <=> (R)-lactate + H+ |
| Rhea:RHEA:29080 | ubiquinone-8 + (R)-lactate => ubiquinol-8 + pyruvate | |
| Rhea:RHEA:29081 | ubiquinol-8 + pyruvate => ubiquinone-8 + (R)-lactate | |
| Rhea:RHEA:29082 | ubiquinone-8 + (R)-lactate <=> ubiquinol-8 + pyruvate | |
| Rhea:RHEA:37348 | 6.1.2.1 | (R)-lactate + D-alanine + ATP => D-alanyl-(R)-lactate + ADP + phosphate |
| Rhea:RHEA:37349 | 6.1.2.1 | D-alanyl-(R)-lactate + ADP + phosphate => (R)-lactate + D-alanine + ATP |
| Rhea:RHEA:37350 | 6.1.2.1 | (R)-lactate + D-alanine + ATP <=> D-alanyl-(R)-lactate + ADP + phosphate |
| Rhea:RHEA:51469 | 1.1.5.12 | (R)-lactate + a quinone => a quinol + pyruvate |
| Rhea:RHEA:51470 | 1.1.5.12 | a quinol + pyruvate => (R)-lactate + a quinone |
| Rhea:RHEA:51471 | 1.1.5.12 | (R)-lactate + a quinone <=> a quinol + pyruvate |
| Rhea:RHEA:51609 | 1.1.99.40 | (R)-2-hydroxyglutarate + pyruvate => (R)-lactate + 2-oxoglutarate |
| Rhea:RHEA:51610 | 1.1.99.40 | (R)-lactate + 2-oxoglutarate => (R)-2-hydroxyglutarate + pyruvate |
| Rhea:RHEA:51611 | 1.1.99.40 | (R)-2-hydroxyglutarate + pyruvate <=> (R)-lactate + 2-oxoglutarate |
| Rhea:RHEA:62969 | (R)-lactate + NADP+ => pyruvate + NADPH + H+ | |
| Rhea:RHEA:62970 | pyruvate + NADPH + H+ => (R)-lactate + NADP+ | |
| Rhea:RHEA:62971 | (R)-lactate + NADP+ <=> pyruvate + NADPH + H+ | |
| Rhea:RHEA:67957 | (S)-2-chloropropanoate + H2O => (R)-lactate + chloride + H+ |