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| Product | Description | |
|---|---|---|
| nitrite reductase (cytochrome; ammonia-forming) | Found as a multiheme cytochrome in many bacteria. The enzyme from Escherichia coli contains five hemes c and requires Ca2+. It also reduces nitric oxide and hydroxylamine to ammonia, and sulfite to sulfide. Group: Enzymes. Synonyms: cytochrome c nitrite reductase; multiheme nitrite reductase. Enzyme Commission Number: EC 1.7.2.2. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1617; nitrite reductase (cytochrome; ammonia-forming); EC 1.7.2.2; cytochrome c nitrite reductase; multiheme nitrite reductase. Cat No: EXWM-1617. |  |
| nitrite reductase (NADH) | An iron-sulfur flavoprotein (FAD) containing siroheme. This prokaryotic enzyme is specific for NADH. In addition to catalysing the 6-electron reduction of nitrite to ammonia, the enzyme from Escherichia coli can also catalyse the 2-electron reduction of hydroxylamine to ammonia. cf. EC 1.7.1.4, nitrite reductase [NAD(P)H]. Group: Enzymes. Synonyms: nitrite reductase (reduced nicotinamide adenine dinucleotide); NADH-nitrite oxidoreductase; assimilatory nitrite reductase (ambiguous); nirB (gene name); nirD (gene name). Enzyme Commission Number: EC 1.7.1.15. CAS No. 9029-29-2. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1608; nitrite reductase (NADH); EC 1.7.1.15; 9029-29-2; nitrite reductase (reduced nicotinamide adenine dinucleotide); NADH-nitrite oxidoreductase; assimilatory nitrite reductase (ambiguous); nirB (gene name); nirD (gene name). Cat No: EXWM-1608. | |
| nitrite reductase [NAD(P)H] | An iron-sulfur flavoprotein (FAD) containing siroheme. The enzymes from the fungi Neurospora crassa, Emericella nidulans and Candida nitratophila and the bacterium Aliivibrio fischeri can use either NADPH or NADH as electron donor. cf. EC 1.7.1.15, nitrite reductase (NADH). Group: Enzymes. Synonyms: nitrite reductase (reduced nicotinamide adenine dinucleotide (phosphate)); assimilatory nitrite reductase (ambiguous); nitrite reductase [NAD(P)H2]; NAD(P)H2:nitrite oxidoreductase; nit-6 (gene name). Enzyme Commission Number: EC 1.7.1.4. CAS No. 9029-29-2. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1611; nitrite reductase [NAD(P)H]; EC 1.7.1.4; 9029-29-2; nitrite reductase (reduced nicotinamide adenine dinucleotide (phosphate)); assimilatory nitrite reductase (ambiguous); nitrite reductase [NAD(P)H2]; NAD(P)H2:nitrite oxidoreductase; nit-6 (gene name). Cat No: EXWM-1611. | |
| nitrite reductase (NO-forming) | The reaction is catalysed by two types of enzymes, found in the perimplasm of denitrifying bacteria. One type comprises proteins containing multiple copper centres, the other a heme protein, cytochrome cd1. Acceptors include c-type cytochromes such as cytochrome c-550 or cytochrome c-551 from Paracoccus denitrificans or Pseudomonas aeruginosa, and small blue copper proteins such as azurin and pseudoazurin. Cytochrome cd1 also has oxidase and hydroxylamine reductase activities. May also catalyse the reaction of hydroxylamine reductase (EC 1.7.99.1) since this is a well-known activity of cytochrome cd1. Group: Enzymes. Synonyms: cd-cytochrome nitrite reductase; [nitrite reductase (cytochrome)] [misleading, see comments.]; cytochrome c-551:O2, NO2+ oxidoreductase; cytochrome cd; cytochrome cd1; hydroxylamine. Enzyme Commission Number: EC 1.7.2.1. CAS No. 9080-3-9. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1616; nitrite reductase (NO-forming); EC 1.7.2.1; 9080-03-9; cd-cytochrome nitrite reductase; [nitrite reductase (cytochrome)] [misleading, see comments.]; cytochrome c-551:O2, NO2+ oxidoreductase; cytochrome cd; cytochrome cd1; hydroxylamine (acceptor) reductase; methyl viologen-nitrite reductase; nitrite reductase (cytochrome; NO-forming). Cat No: EXWM-1616. | |
| ferredoxin-nitrite reductase | An iron protein. Contains siroheme and [4Fe-4S] clusters. Group: Enzymes. Enzyme Commission Number: EC 1.7.7.1. CAS No. 37256-44-3. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1632; ferredoxin-nitrite reductase; EC 1.7.7.1; 37256-44-3. Cat No: EXWM-1632. | |
| 2,4-dinitrotoluene dioxygenase | This enzyme, characterized from the bacterium Burkholderia sp. strain DNT, is a member of the naphthalene family of bacterial Rieske non-heme iron dioxygenases. It comprises a multicomponent system, containing a Rieske [2Fe-2S] ferredoxin, an NADH-dependent flavoprotein reductase (EC 1.18.1.3, ferredoxin-NAD+ reductase), and an α3β3 oxygenase. The enzyme forms a cis-dihydroxylated product that spontaneously rearranges to form a catechol with accompanying release of nitrite. It does not act on nitrobenzene. cf. EC 1.14.12.23, nitroarene dioxygenase. Group: Enzymes. Synonyms: dntA (gene name). Enzyme Commission Number: EC 1.14.12.24. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0691; 2,4-dinitrotoluene dioxygenase; EC 1.14.12.24; dntA (gene name). Cat No: EXWM-0691. | |
| 4-nitrocatechol 4-monooxygenase | Contains FAD. The enzyme catalyses the oxidation of 4-nitrocatechol with the concomitant removal of the nitro group as nitrite. Forms a two-component system with a flavoprotein reductase. The enzymes from the bacteria Lysinibacillus sphaericus JS905 and Rhodococcus sp. strain PN1 were shown to also catalyse EC 1.14.13.29, 4-nitrophenol 2-monooxygenase while the enzyme from Pseudomonas sp. WBC-3 was shown to also catalyse EC 1.14.13.167, 4-nitrophenol 4-monooxygenase. Group: Enzymes. Enzyme Commission Number: EC 1.14.13.166. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0765; 4-nitrocatechol 4-monooxygenase; EC 1.14.13.166. Cat No: EXWM-0765. | |
| hydroxylamine reductase | A flavoprotein. Reduced pyocyanine, methylene blue and flavins act as donors for the reduction of hydroxylamine. May be identical to EC 1.7.2.1, nitrite reductase (NO-forming). Group: Enzymes. Synonyms: hydroxylamine (acceptor) reductase; ammonia:(acceptor) oxidoreductase. Enzyme Commission Number: EC 1.7.99.1. CAS No. 37256-42-1. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1634; hydroxylamine reductase; EC 1.7.99.1; 37256-42-1; hydroxylamine (acceptor) reductase; ammonia:(acceptor) oxidoreductase. Cat No: EXWM-1634. | |
| NAD(P)H-Nitrate reductase | NAD(P)H-Nitrate reductase is isolated from Aspergillus niger that catalyses the reduction of nitrate to nitrite via a two-electron transfer. In plants, the electron donor for Nitrate reductase is NADPH is NADH:Nitrate reductase and a bispecific NAD(P)H: Nitrate reductase [1]. Uses: Scientific research. Group: Signaling pathways. CAS No. 9029-27-0. Pack Sizes: 1 U. Product ID: HY-P2996. |  |
| Native Aspergillus niger Nitrate Reductase (NAD[P]H) | Nitrate reductase (NAD (P)H) is an enzyme with system name nitrite:NAD (P)+ oxidoreductase. This enzyme catalises the following chemical reaction:nitrite + NAD (P)+ + H2O<-> nitrate + NAD (P)H + H+. Nitrate reductase is an iron-sulfur molybdenum flavoprotein. Group: Enzymes. Synonyms: nitrate reductase [NAD (P)H]; Nitrate reductases; assimilatory nitrate reductase; assimilatory NAD (P)H-nitrate reductase; NAD (P)H bispecific nitrate reductase; nitrate reductase (reduced nicotinamide adenine dinucleotide (phosphate)); nitrate reductase NAD (P)H; NAD (P)H-nitrate reductase; nitrate reductase [NAD (P)H2]; NAD (P)H2:nitrate oxidoreductase; 9029-27-0; EC 1.7.1.2. Enzyme Commission Number: EC 1.7.1.2. CAS No. 9029-27-0. Nitrate reductase. Activity: > 300 units/g solid. Storage: -20°C. Form: lyophilized powder. Source: Aspergillus niger. nitrate reductase [NAD (P)H]; Nitrate reductases; assimilatory nitrate reductase; assimilatory NAD (P)H-nitrate reductase; NAD (P)H bispecific nitrate reductase; nitrate reductase (reduced nicotinamide adenine dinucleotide (phosphate)); nitrate reductase NAD (P)H; NAD (P)H-nitrate reductase; nitrate reductase [NAD (P)H2]; NAD (P)H2:nitrate oxidoreductase; 9029-27-0; EC 1.7.1.2. Cat No: NATE-0484. | |
| Native Chicken Sulfite Oxidase | Sulfite oxidase (EC 1.8.3.1) is an enzyme in the mitochondria of all eukaryotes.[citation needed] It oxidizes sulfite to sulfate and, via cytochrome c, transfers the electrons produced to the electron transport chain, allowing generation of ATP in oxidative phosphorylation. This is the last step in the metabolism of sulfur-containing compounds and the sulfate is excreted. Sulfite oxidase is a metallo-enzyme that utilizes a molybdopterin cofactor and a heme group. It is one of the cytochromes b5 and belongs to the enzyme super-family of molybdenum oxotransferases that also includes DMSO reductase, xanthine oxidase, and nitrite reductase. Group: Enzymes. Synonyms: sulfite oxidase; EC 1.8.3.1; 9029-38-3. Enzyme Commission Number: EC 1.8.3.1. CAS No. 9029-38-3. Purity: > 85% (SDS-PAGE). Sulfite Oxidase. Mole weight: 110 kDa. Activity: 30-70 U/mg. Storage: -20°C. Form: Lyophilized. Source: Chicken Liver. Species: Chicken. sulfite oxidase; EC 1.8.3.1; 9029-38-3. Cat No: NATE-0689. | |
| Native corn Nitrate Reductase | Nitrate reductase (NADH) is an enzyme with system name nitrite:NAD+ oxidoreductase. This enzyme catalises the following chemical reaction:nitrite + NAD+ + H2O<-> nitrate + NADH + H+. Nitrate reductase us an iron-sulfur molybdenum flavoprotein. Applications: Catalyzes the nadh-dependent reduction of nitrate to nitrite. Group: Enzymes. Synonyms: EC 1.7.1.1; 9013-03-0; Nitrate reductase; NADH; nitrate reductase; NADH-nitrate reductase; NADH-dependent nitrate reductase; assimilatory NADH:nitrate reductase; nitrate reductase (NADH2); NADH2:nitrate oxidoreductase; assimilatory nitrate reductase. Enzyme Commission Number: EC 1.7.1.1. CAS No. 9013-03-0. Nitrate reductase. Activity: > 4 units/mL. Stability: -70°C. Form: buffered aqueous glycerol solution. Source: Corn. EC 1.7.1.1; 9013-03-0; Nitrate reductase; NADH; nitrate reductase; NADH-nitrate reductase; NADH-dependent nitrate reductase; assimilatory NADH:nitrate reductase; nitrate reductase (NADH2); NADH2:nitrate oxidoreductase; assimilatory nitrate reductase. Cat No: NATE-0474. | |
| Native Escherichia coli Nitrate Reductase (cytochrome) | Nitrate reductase (cytochrome) is an enzyme with system name ferrocytochrome:nitrate oxidoreductase. This enzyme catalises the following chemical reaction:2 ferrocytochrome + 2 H+ + nitrate<-> 2 ferricytochrome + nitrite. Group: Enzymes. Synonyms: Nitrate reductase (cytochrome); respiratory Nitrate reductase; benzyl viologen-Nitrate reductase; EC 1.9.6.1; 9029-42-9. Enzyme Commission Number: EC 1.9.6.1. CAS No. 9029-42-9. Nitrate reductase. Activity: > 5 units/g solid. Storage: -20°C. Form: lyophilized powder. Source: Escherichia coli. Nitrate reductase (cytochrome); respiratory Nitrate reductase; benzyl viologen-Nitrate reductase; EC 1.9.6.1; 9029-42-9. Cat No: NATE-0485. | |
| Native Nitrate Reductase from Aspergillus species | Nitrate reductase (NADH) is an enzyme with system name nitrite:NAD+ oxidoreductase. This enzyme catalises the following chemical reaction:nitrite + NAD+ + H2O<-> nitrate + NADH + H+. Nitrate reductase us an iron-sulfur molybdenum flavoprotein. Applications: Nitrate reductase is used for nitrate determination:assay of nitrite and nitrate in culture media. determination of no3- in serum. Group: Enzymes. Synonyms: EC 1.7.1.2; assimilatory nitrate reductase; assimilatory NAD(P)H-nitrate reductase; NAD(P)H bispecific nitrate reductase; nitrate reductase (reduced nicotinamide adenine dinucleotide (phosphate)); nitrate reductase NAD(P)H; NAD(P)H-nitrat. Enzyme Commission Number: EC 1.7.1.2. CAS No. 9029-27-0. Nitrate reductase. Activity: ~0.4 units/mg protein. Stability: A solution of 20 U Nitrate reductase in 2 ml double-dist. water is stable for one week when stored at 2 to 8 °C; for longer periods, freeze the solution in aliquots. Storage: -20°C. Form: Lyophilized powder. Source: Aspergillus sp. EC 1.7.1.2; assimilatory nitrate reductase; assimilatory NAD(P)H-nitrate reductase; NAD(P)H bispecific nitrate reductase; nitrate reductase (reduced nicotinamide adenine dinucleotide (phosphate)); nitrate reductase NAD(P)H; NAD(P)H-nitrate reductase; nitrate reductase [NAD(P)H2]; NAD(P)H2:nitrate oxidoreductase. Pack: 20 U. Cat No: NATE-0998. | |
| nitrate reductase | The Pseudomonas enzyme is a cytochrome, but the enzyme from Micrococcus halodenitrificans is an iron protein containing molybdenum. Reduced benzyl viologen and other dyes bring about the reduction of nitrate. Group: Enzymes. Synonyms: respiratory nitrate reductase; nitrate reductase (acceptor); nitrite:(acceptor) oxidoreductase. Enzyme Commission Number: EC 1.7.99.4. CAS No. 37256-45-4. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1635; nitrate reductase; EC 1.7.99.4; 37256-45-4; respiratory nitrate reductase; nitrate reductase (acceptor); nitrite:(acceptor) oxidoreductase. Cat No: EXWM-1635. | |
| Nitrate Reductase from Arabidopsis thaliana, Recombinant | Nitrate reductase (NADH) is an enzyme with system name nitrite:NAD+ oxidoreductase. This enzyme catalises the following chemical reaction:nitrite + NAD+ + H2O<-> nitrate + NADH + H+. Nitrate reductase us an iron-sulfur molybdenum flavoprotein. Applications: Catalyzes the nadh-dependent reduction of nitrate to nitrite. nitrate reductase from arabidopsis thaliana has been used in a study to assess the amino acid sequence of chicken hepatic sulfite oxidase. Group: Enzymes. Synonyms: Nitrate reductases; assimilatory nitrate reductase; NADH-nitrate reductase; NADH-dependent nitrate reductase; assimilatory NADH:nitrate reductase; nitrate reductase (NADH2); NADH2:nitrate oxidoreductase; nitrate reductase (NADH); EC 1.7.1.1. Enzyme Commission Number: EC 1.7.1.1. CAS No. 9013-03-0. Nitrate reductase. Activity: vial of > 0.5 unit. Storage: -20°C. Form: Supplied as a lyophilized powder containing 50 mM MOPS, pH 7.0, 1 mM EDTA and a proprietary sugar. Source: Pichia pastoris. Species: Arabidopsis thaliana. Nitrate reductases; assimilatory nitrate reductase; NADH-nitrate reductase; NADH-dependent nitrate reductase; assimilatory NADH:nitrate reductase; nitrate reductase (NADH2); NADH2:nitrate oxidoreductase; nitrate reductase (NADH); EC 1.7.1.1. Pack: vial of > 0.5 unit. Cat No: NATE-0486. | |
| nitroarene dioxygenase | This enzyme is a member of the naphthalene family of bacterial Rieske non-heme iron dioxygenases. It comprises a multicomponent system, containing a Rieske [2Fe-2S] ferredoxin, an NADH-dependent flavoprotein reductase (EC 1.18.1.3, ferredoxin-NAD+ reductase), and an α3β3 oxygenase. The enzyme forms of a cis-dihydroxylated product that spontaneously rearranges to form a catechol with accompanying release of nitrite. It can typically act on many different nitroaromatic compounds, including chlorinated species. Enzymes found in different strains may have different substrate preferences. Requires Fe2+. Group: Enzymes. Synonyms: cnbA (gene name). Enzyme Commission Number: EC 1.14.12.23. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0690; nitroarene dioxygenase; EC 1.14.12.23; cnbA (gene name). Cat No: EXWM-0690. | |
| selenate reductase | The periplasmic enzyme from Thauera selenatis is a complex comprising three heterologous subunits (α, β and γ) that contains molybdenum, iron, acid-labile sulfide and heme b as cofactor constituents. Nitrate, nitrite, chlorate and sulfate are not substrates. A number of compounds, including acetate, lactate, pyruvate, and certain sugars, amino acids, fatty acids, di- and tricarboxylic acids, and benzoate can serve as electron donors. Group: Enzymes. Enzyme Commission Number: EC 1.97.1.9. CAS No. 146359-71-9. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1695; selenate reductase; EC 1.97.1.9; 146359-71-9. Cat No: EXWM-1695. | |
| Sulfite oxidase from H. sapiens, Recombinant | Sulfite oxidase (EC 1.8.3.1) is an enzyme in the mitochondria of all eukaryotes.[citation needed] It oxidizes sulfite to sulfate and, via cytochrome c, transfers the electrons produced to the electron transport chain, allowing generation of ATP in oxidative phosphorylation. This is the last step in the metabolism of sulfur-containing compounds and the sulfate is excreted. Sulfite oxidase is a metallo-enzyme that utilizes a molybdopterin cofactor and a heme group. It is one of the cytochromes b5 and belongs to the enzyme super-family of molybdenum oxotransferases that also includes DMSO reductase, xanthine oxidase, and nitrite reductase. Group: Enzymes. Synonyms: sulfite oxidase; EC 1.8.3.1; 9029-38-3. Enzyme Commission Number: EC 1.8.3.1. CAS No. 9029-38-3. Purity: >95 % as judged by SDS-PAGE. Sulfite Oxidase. Mole weight: approx. 50000 Da. Activity: 0.5 U/mg. Storage: Store at 4°C (shipped at room temperature). Form: Supplied in 3.2 M ammonium sulphate. Source: E. coli. Species: H. sapiens. sulfite oxidase; EC 1.8.3.1; 9029-38-3; Sulfite:oxygen oxidoreductase. Cat No: NATE-1229. | |
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