EC number:1.3.2.3
Enzyme
Download| EC Tree |
| 1. Oxidoreductases |
| 1.3 Acting on the CH-CH group of donors |
| 1.3.2 With a cytochrome as acceptor |
| ID: | 1.3.2.3 |
|---|---|
| Description: | L-galactonolactone dehydrogenase. |
| Alternative Name: |
L-galactono-gamma-lactone dehydrogenase. GLDHase. GLDase. Galactonolactone dehydrogenase. |
3D structure
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External Links
| UniProtKB Enzyme Link: | UniProtKB 1.3.2.3 |
| BRENDA Enzyme Link: | BRENDA 1.3.2.3 |
| KEGG Enzyme Link: | KEGG1.3.2.3 |
| BioCyc Enzyme Link: | BioCyc 1.3.2.3 |
| ExPASy Enzyme Link: | ExPASy1.3.2.3 |
| EC2PDB Enzyme Link: | EC2PDB 1.3.2.3 |
| ExplorEnz Enzyme Link: | ExplorEnz 1.3.2.3 |
| PRIAM enzyme-specific profiles Link: | PRIAM 1.3.2.3 |
| IntEnz Enzyme Link: | IntEnz 1.3.2.3 |
| MEDLINE Enzyme Link: | MEDLINE 1.3.2.3 |
| RHEA:32367 | 4 [Fe(III)cytochrome c] + L-galactono-1,4-lactone = 4 [Fe(II)cytochrome c] + 5 H(+) + L-dehydroascorbate |
| RULE(radius=1) | [*:1]-[CH;+0:2](-[OH;+0:3])-[CH;+0:4](-[*:5])-[OH;+0:6].[Fe+3;H0:7].[Fe+3;H0:8].[Fe+3;H0:9].[Fe+3;H0:10]>>[*:1]-[C;H0;+0:2](=[O;H0;+0:3])-[C;H0;+0:4](-[*:5])=[O;H0;+0:6].[Fe+2;H0:7].[Fe+2;H0:8].[Fe+2;H0:9].[Fe+2;H0:10] |
| Reaction |  |
| Core-to-Core |
References
| Title | Authors | Date | PubMed ID |
|---|---|---|---|
| Isolation of a cDNA coding for L-galactono-gamma-lactone dehydrogenase, an enzyme involved in the biosynthesis of ascorbic acid in plants. Purification, characterization, cDNA cloning, and expression in yeast. | Ostergaard J, Persiau G, Davey MW, Bauw G, Van Montagu M | 1997 Nov 28 | 9374475 |
| Purification and properties of L-galactono-gamma-lactone dehydrogenase, a key enzyme for ascorbic acid biosynthesis, from sweet potato roots. | Oba K, Ishikawa S, Nishikawa M, Mizuno H, Yamamoto T | 1995 Jan | 7775377 |
| Biological synthesis of L-ascorbic acid: the conversion of L-galactono-gamma-lactone into L-ascorbic acid by plant mitochondria. | MAPSON LW, ISHERWOOD FA, CHEN YT | 1954 Jan | 13126087 |
| Synthesis of L-ascorbic acid in plants and animals. | ISHERWOOD FA, CHEN YT, MAPSON LW | 1954 Jan | 13126085 |