Nitrate reductase: Difference between revisions
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{{STRUCTURE_2jim| PDB=2jim | SIZE=400| SCENE= |right|CAPTION=Bacterial periplasmic dissimilatory nitrate reductase containing Fe4S4 cluster with Mo (green) and molybdepterin guanine nucleotide (stick model), [[2jim]] }} | {{STRUCTURE_2jim| PDB=2jim | SIZE=400| SCENE= |right|CAPTION=Bacterial periplasmic dissimilatory nitrate reductase containing Fe4S4 cluster with Mo (green) and molybdepterin guanine nucleotide (stick model), [[2jim]] }} | ||
'''Nitrate reductase''' (NR) catalyzes the reduction of NO<sub>3</sub> to NO<sub>2</sub> using NADPH . NR active site contains Mo atom. Four types of NR are known: one eukaryotic assimilatory NR and 3 bacterial NRs – cytoplasmic assimilatory (NAC), membrane-bound respiratory (NAR) and periplasmic dissimilatory (NAP). The cofactors of NR are Molybdopterin (MPT) in eukaryotic NR and bis-Molybdopterin guanine dinucleotide (MGD) in bacterial NR. | |||
'''Nitrate reductase''' (NR) catalyzes the reduction of | |||
==3D structures of nitrate reductase== | ==3D structures of nitrate reductase== | ||
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**[[2bih]], [[2bii]] – NR MoCo-binding domain + MPT – ''Pichia angusta'' | **[[2bih]], [[2bii]] – NR MoCo-binding domain + MPT – ''Pichia angusta'' | ||
}} | }} | ||
== References == | |||
<references/> | |||
[[Category:Topic Page]] | [[Category:Topic Page]] | ||
Revision as of 07:05, 15 May 2016
Nitrate reductase (NR) catalyzes the reduction of NO3 to NO2 using NADPH . NR active site contains Mo atom. Four types of NR are known: one eukaryotic assimilatory NR and 3 bacterial NRs – cytoplasmic assimilatory (NAC), membrane-bound respiratory (NAR) and periplasmic dissimilatory (NAP). The cofactors of NR are Molybdopterin (MPT) in eukaryotic NR and bis-Molybdopterin guanine dinucleotide (MGD) in bacterial NR.
3D structures of nitrate reductase
Updated on 15-May-2016