EC 1.7.2.1: nitrite reductase (NO-forming)
OxidoreductasesOpen in Browse
CatLog read 58 records for EC 1.7.2.1 from 4 papers, for 5 organisms. Names in these papers: cytochrome cd1 (nitrite reductase), copper-containing nitrite reductase (AfNiR), copper-containing nitrite reductase (AxNIR), cd1 nitrite reductase (Pa-NIR) and 1 more.
Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units.
CatLog also holds 46 records for EC 1.7.2.1 that are not yet re-read: from its earlier version, built from the enzyme databases and partly checked against the papers. All records for EC 1.7.2.1 in Browse.
Papers
| Paper | Organisms | Records |
|---|---|---|
| Cytochrome cd1, reductive activation and kinetic analysis of a multifunctional respiratory enzyme | Paracoccus pantotrophus | 29 |
| Bidirectional catalysis by copper-containing nitrite reductase | Alcaligenes faecalis | 14 |
| Structure-based engineering of Alcaligenes xylosoxidans copper-containing nitrite reductase enhances intermolecular electron transfer reaction with pseudoazurin | Achromobacter cycloclastes, Achromobacter xylosoxidans | 9 |
| The nitrite reductase from Pseudomonas aeruginosa: essential role of two active-site histidines in the catalytic and structural properties | Pseudomonas aeruginosa | 6 |
Records
| Enzyme | Organism | Substrate | kcat (s⁻¹) | Km (mM) | kcat/Km (mM⁻¹ s⁻¹) | Conditions | Paper | Open record |
|---|---|---|---|---|---|---|---|---|
| cd1 nitrite reductase (Pa-NIR) | Pseudomonas aeruginosa | nitrite | 8 | 0.006 | 1.3 × 10³ calc. | pH 6.2, 25 °C | PMID 11226222 | Open record: cd1 nitrite reductase (Pa-NIR), nitrite |
| cd1 nitrite reductase (Pa-NIR) | Pseudomonas aeruginosa | reduced Pseudomonas aeruginosa cytochrome c551 | — | 0.002 | — | pH 7, 20 °C | PMID 11226222 | Open record: cd1 nitrite reductase (Pa-NIR), reduced Pseudomonas aeruginosa cytochrome c551 |
| cd1 nitrite reductase (Pa-NIR)variant H327A | Pseudomonas aeruginosa | nitrite | 0.08 | — | — | pH 6.2, 25 °C | PMID 11226222 | Open record: cd1 nitrite reductase (Pa-NIR) variant H327A, nitrite |
| cd1 nitrite reductase (Pa-NIR)variant H327A | Pseudomonas aeruginosa | reduced Pseudomonas aeruginosa cytochrome c551 | — | 0.0018 | — | pH 7, 20 °C | PMID 11226222 | Open record: cd1 nitrite reductase (Pa-NIR) variant H327A, reduced Pseudomonas aeruginosa cytochrome c551 |
| cd1 nitrite reductase (Pa-NIR)variant H369A | Pseudomonas aeruginosa | nitrite | 0.08 | — | — | pH 6.2, 25 °C | PMID 11226222 | Open record: cd1 nitrite reductase (Pa-NIR) variant H369A, nitrite |
| cd1 nitrite reductase (Pa-NIR)variant H369A | Pseudomonas aeruginosa | reduced Pseudomonas aeruginosa cytochrome c551 | — | 0.0075 | — | pH 7, 20 °C | PMID 11226222 | Open record: cd1 nitrite reductase (Pa-NIR) variant H369A, reduced Pseudomonas aeruginosa cytochrome c551 |
| copper-containing nitrite reductase (AcNIR) | Achromobacter cycloclastes | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 163 | 0.02 | 8.2 × 10³ calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AcNIR), reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitric oxide | 38 | — | — | pH 6.5 | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitric oxide |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitric oxide | 64 | — | — | pH 7 | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitric oxide |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitric oxide | 109 | — | — | pH 7.5 | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitric oxide |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitric oxide | 125 | — | — | pH 8 | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitric oxide |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitrite | 1478 | 0.049 | 3.01 × 10⁴ | pH 6, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitrite |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitrite | 1046 | 0.053 | 1.97 × 10⁴ | pH 6.5, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitrite |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitrite | 392 | 0.036 | 1.09 × 10⁴ | pH 7, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitrite |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitrite | 219 | 0.068 | 3.21 × 10³ | pH 7.5, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitrite |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | nitrite | 71 | 0.221 | 320 | pH 8, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), nitrite |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 | — | 0.067 | 2.21 × 10⁴ | pH 6, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 | — | 0.077 | 1.35 × 10⁴ | pH 6.5, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 | — | 0.102 | 3.85 × 10³ | pH 7, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 | — | 0.156 | 1.41 × 10³ | pH 7.5, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 |
| copper-containing nitrite reductase (AfNiR) | Alcaligenes faecalis | reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 | — | 0.085 | 840 | pH 8, 25 °C | PMID 15301545 | Open record: copper-containing nitrite reductase (AfNiR), reduced pseudoazurin (Cu1+) from Alcaligenes faecalis S-6 |
| copper-containing nitrite reductase (AxNIR) | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 172 | 1.34 | 128 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR), reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant A191E | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 185 | 0.96 | 190 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant A191E, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant A191E/G198E | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 165 | 0.24 | 690 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant A191E/G198E, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant A83D | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 193 | 1.01 | 191 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant A83D, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant A83D/A191E | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 193 | 0.32 | 600 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant A83D/A191E, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant A83D/A191E/G198E | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 157 | 0.088 | 1.8 × 10³ calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant A83D/A191E/G198E, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant A83D/G198E | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 198 | 0.25 | 790 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant A83D/G198E, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| copper-containing nitrite reductase (AxNIR)variant G198E | Achromobacter xylosoxidans | reduced pseudoazurin from Achromobacter cycloclastes IAM1013 | 167 | 0.49 | 340 calc. | pH 7, 25 °C | PMID 15475344 | Open record: copper-containing nitrite reductase (AxNIR) variant G198E, reduced pseudoazurin from Achromobacter cycloclastes IAM1013 |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | cytochrome c550 (P. denitrificans, reduced)initially oxidized 'as isolated' | — | 0.013 | — | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), cytochrome c550 (P. denitrificans, reduced) |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | cytochrome c550 (P. denitrificans, reduced)pre-reduced (dithionite-reduced, activated) | — | 0.04 | — | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), cytochrome c550 (P. denitrificans, reduced) |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | horse heart cytochrome c (reduced)initially oxidized 'as isolated' | — | 0.074 | — | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), horse heart cytochrome c (reduced) |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | horse heart cytochrome c (reduced)pre-reduced (dithionite-reduced, activated) | — | 0.083 | — | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), horse heart cytochrome c (reduced) |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylaminecytochrome c550 (P. denitrificans); Table I | 0.08 | 1.38 | 0.058 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylamineelectron donor reduced horse heart cytochrome c at 200 µM | 0.2 | 1.15 | 0.17 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylaminepre-reduced (dithionite-reduced, activated) cytochrome cd1 | 6.4 | 2.5 | 3 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylaminepre-reduced (dithionite-reduced, activated) cytochrome cd1 | 3.5 | 0.68 | 5 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylaminepre-reduced (dithionite-reduced, activated) cytochrome cd1 | 3 | 0.434 | 7 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylamine | 14 | — | — | 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | hydroxylamine | 9 | — | — | pH 5.4, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), hydroxylamine |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitriteHanes analysis; average of multiple experiments; Table I | 5.3 | 0.0187 | 280 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitriteHanes analysis; average of multiple experiments; Table I | 2.1 | 0.0067 | 310 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitriteelectron donor reduced horse heart cytochrome c at 200 µM | 2.4 | 0.0073 | 330 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitritepre-reduced (dithionite-reduced, activated) cytochrome cd1 | 144 | 0.071 | 2 × 10³ | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitritepre-reduced (dithionite-reduced, activated) cytochrome cd1 | 74 | 0.012 | 6.2 × 10³ | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitritepre-reduced (dithionite-reduced, activated) cytochrome cd1 | 41 | 0.011 | 3.7 × 10³ | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitriteHanes plot; pseudoazurin (P. pantotrophus); Figure 1 | 162 | 0.066 | 2.5 × 10³ calc. | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitriteHanes plot; cytochrome c550 (P. denitrificans); Figure 1 | 1.8 | 0.0072 | 250 calc. | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitrite | 242 | — | — | pH 5.8, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | nitrite | 135 | — | — | pH 5.7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), nitrite |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygenHanes analysis; average of multiple experiments; Table I | 0.17 | 0.214 | 0.79 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygenelectron donor reduced horse heart cytochrome c at 200 µM | 0.11 | 0.47 | 0.23 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygenpre-reduced (dithionite-reduced, activated) cytochrome cd1 | 6.4 | 0.161 | 40 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygenpre-reduced (dithionite-reduced, activated) cytochrome cd1 | 3 | 0.148 | 20 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygenpre-reduced (dithionite-reduced, activated) cytochrome cd1 | 2.8 | 0.166 | 17 | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygenelectron donor reduced horse heart cytochrome c at 200 µM | 3.2 | 0.164 | 20 calc. | pH 7, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygen | 8 | — | — | pH 6.3, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |
| cytochrome cd1 (nitrite reductase) | Paracoccus pantotrophus | oxygen | 6 | — | — | pH 6.2, 25 °C | PMID 11709555 | Open record: cytochrome cd1 (nitrite reductase), oxygen |