| Identification |
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| Name: | 2,5-diketo-D-gluconic acid reductase B |
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| Synonyms: | - 2,5-DKG reductase B
- 2,5-DKGR B
- 25DKGR-B
- AKR5D
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| Gene Name: | dkgB |
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| Enzyme Class: | |
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| Biological Properties |
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| General Function: | Involved in oxidoreductase activity |
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| Specific Function: | Catalyzes the reduction of 2,5-diketo-D-gluconic acid (25DKG) to 2-keto-L-gulonic acid (2KLG) |
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| Cellular Location: | Cytoplasm |
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| SMPDB Pathways: | |
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| KEGG Pathways: | Not Available |
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| KEGG Reactions: | |
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| SMPDB Reactions: | |
1.0 | + | 1.0 | + | 1.0NADPH | + | 1.0 | → | 1.0 | + | 1.02-Keto-L-gluconate | + | 1.0 |
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1.0 | + | 1.0 | + | 1.0 | ↔ | 1.0Hydroxyacetone | + | 1.0 |
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| EcoCyc Reactions: | |
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| Complex Reactions: | |
1.0 | + | 1.0 | + | 1.0 | → | 2.0-Dehydro-L-gulonate | + | 1.0 |
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1.0 | + | 1.0 | + | 1.0 | → | 1.0Acetol | + | 1.0 |
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| Metabolites: | |
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| GO Classification: | | Function |
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| catalytic activity | | oxidoreductase activity | | Process |
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| metabolic process | | oxidation reduction |
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| Gene Properties |
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| Blattner: | b0207 |
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| Gene Orientation | Clockwise |
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| Centisome Percentage: | 4.94 |
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| Left Sequence End | 229167 |
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| Right Sequence End | 229970 |
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| Gene Sequence: | >804 bp
ATGGCTATCCCTGCATTTGGTTTAGGTACTTTCCGTCTGAAAGACGACGTTGTTATTTCA
TCTGTGATAACGGCGCTTGAACTTGGTTATCGCGCAATTGATACCGCACAAATCTATGAT
AACGAAGCCGCAGTAGGTCAGGCGATTGCAGAAAGTGGCGTGCCACGTCATGAACTCTAC
ATCACCACTAAAATCTGGATTGAAAATCTCAGCAAAGACAAATTGATCCCAAGTCTGAAA
GAGAGCCTGCAAAAATTGCGTACCGATTATGTTGATCTGACGCTAATCCACTGGCCGTCA
CCAAACGATGAAGTCTCTGTTGAAGAGTTTATGCAGGCGCTGCTGGAAGCCAAAAAACAA
GGGCTGACGCGTGAGATCGGTATTTCCAACTTCACGATCCCGTTGATGGAAAAAGCGATT
GCTGCTGTTGGTGCTGAAAACATCGCTACTAACCAGATTGAACTCTCTCCTTATCTGCAA
AACCGTAAAGTGGTTGCCTGGGCTAAACAGCACGGCATCCATATTACTTCCTATATGACG
CTGGCGTATGGTAAGGCCCTGAAAGATGAGGTTATTGCTCGTATCGCAGCTAAACACAAT
GCGACTCCGGCACAAGTGATTCTGGCGTGGGCTATGGGGGAAGGTTACTCAGTAATTCCT
TCTTCTACTAAACGTAAAAACCTGGAAAGTAATCTTAAGGCACAAAATTTACAGCTTGAT
GCCGAAGATAAAAAAGCGATCGCCGCACTGGATTGCAACGACCGCCTGGTTAGCCCGGAA
GGTCTGGCTCCTGAATGGGATTAA |
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| Protein Properties |
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| Pfam Domain Function: | |
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| Protein Residues: | 267 |
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| Protein Molecular Weight: | 29437 |
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| Protein Theoretical pI: | 5 |
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| Signaling Regions: | |
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| Transmembrane Regions: | |
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| Protein Sequence: | >2,5-diketo-D-gluconic acid reductase B
MAIPAFGLGTFRLKDDVVISSVITALELGYRAIDTAQIYDNEAAVGQAIAESGVPRHELY
ITTKIWIENLSKDKLIPSLKESLQKLRTDYVDLTLIHWPSPNDEVSVEEFMQALLEAKKQ
GLTREIGISNFTIPLMEKAIAAVGAENIATNQIELSPYLQNRKVVAWAKQHGIHITSYMT
LAYGKALKDEVIARIAAKHNATPAQVILAWAMGEGYSVIPSSTKRKNLESNLKAQNLQLD
AEDKKAIAALDCNDRLVSPEGLAPEWD |
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| References |
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| External Links: | |
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| General Reference: | - Blattner, F. R., Plunkett, G. 3rd, Bloch, C. A., Perna, N. T., Burland, V., Riley, M., Collado-Vides, J., Glasner, J. D., Rode, C. K., Mayhew, G. F., Gregor, J., Davis, N. W., Kirkpatrick, H. A., Goeden, M. A., Rose, D. J., Mau, B., Shao, Y. (1997). "The complete genome sequence of Escherichia coli K-12." Science 277:1453-1462. Pubmed: 9278503
- Hayashi, K., Morooka, N., Yamamoto, Y., Fujita, K., Isono, K., Choi, S., Ohtsubo, E., Baba, T., Wanner, B. L., Mori, H., Horiuchi, T. (2006). "Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110." Mol Syst Biol 2:2006.0007. Pubmed: 16738553
- Sekiya, T., Mori, M., Takahashi, N., Nishimura, S. (1980). "Sequence of the distal tRNA1Asp gene and the transcription termination signal in the Escherichia coli ribosomal RNA operon rrnF(or G)." Nucleic Acids Res 8:3809-3827. Pubmed: 6255418
- Yum, D. Y., Lee, B. Y., Pan, J. G. (1999). "Identification of the yqhE and yafB genes encoding two 2, 5-diketo-D-gluconate reductases in Escherichia coli." Appl Environ Microbiol 65:3341-3346. Pubmed: 10427017
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