assimilatory nitrite reductase (subunit)
function
utilization of nitrite as nitrogen source
product
assimilatory nitrite reductase (subunit)
Genomic Context
categories
[category|SW 2|Metabolism] → [category|SW 2.1|Electron transport and ATP synthesis] → [category|SW 2.1.2|Respiration] → [category|SW 2.1.2.2|Anaerobic respiration][category|SW 2|Metabolism] → [category|SW 2.3|Amino acid/ nitrogen metabolism] → [category|SW 2.3.3|Utilization of nitrogen sources other than amino acids] → [category|SW 2.3.3.1|Utilization of nitrate/ nitrite]Gene
Coordinates
355,764 → 358,181
The protein
Catalyzed reaction/ biological activity
2 H2O + 3 NADP+ + NH4+ --> 5 H+ + 3 NADPH + nitrite (according to UniProt)2 H2O + 3 NAD+ + NH4+ --> 5 H+ + 3 NADH + nitrite (according to UniProt)Protein family
nitrite and sulfite reductase 4Fe-4S domain family (with [protein|A4C9E4D1163B703A917BFCF97A5F575B19EDDD8D|CysI], according to UniProt)Paralogous protein(s)
[protein|3F87227DC3371746B3823730B6A7024D348C151E|NasB] [SW|Cofactors]
Fe-S cluster [Pubmed|11289299]FAD [Pubmed|11289299]Structure
[PDB|3KLJ] (from Clostridium acetobutylicum, corresponds to aa 5 ... 399, 32% identity)Expression and Regulation
Operons
genes
[gene|3F87227DC3371746B3823730B6A7024D348C151E|nasB]-[gene|EC8BF9A3BA88FE2A78C6F78A888E0D1E25C47BC5|nasC]-[gene|FAAC0F819AEC8E055CCEE86D93C8DE5584DC4B23|nasD]-[gene|A8998F46F68155A5C8AE2A2FBB95CA5A1635BB2B|nasE]-[gene|159A6D0D45B5F0F055228357FD9A3BF8E5A999E5|nasF]
description
[Pubmed|7836289]
sigma factors
[protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|7836289], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]regulatory mechanism
[protein|1E829D639BADDC6BDC9B5FB4C97A632A53FDDB24|ResD]: activation, [Pubmed|10972836], in [regulon|1E829D639BADDC6BDC9B5FB4C97A632A53FDDB24|ResD regulon][protein|857EF1AC54DEA0690C01B7F8CEFFD16312C58F20|TnrA]: activation, [PubMed|8799114,9765565], in [regulon|857EF1AC54DEA0690C01B7F8CEFFD16312C58F20|TnrA regulon][protein|EC6697D5D945B7E5083AFED9218748763C443278|NsrR]: repression, [Pubmed|16885456], in [regulon|EC6697D5D945B7E5083AFED9218748763C443278|NsrR regulon][protein|F899F1EE27E6D503BCC06BC52E3C7FD80B8EF725|Fur]: repression, [pubmed|12354229], in [regulon|F899F1EE27E6D503BCC06BC52E3C7FD80B8EF725|Fur regulon]regulation
''[protein|search|nasD]'': expressed under anaerobic conditions ([protein|search|ResD]) [Pubmed|10972836]view in new tabgenes
[gene|FAAC0F819AEC8E055CCEE86D93C8DE5584DC4B23|nasD]-[gene|A8998F46F68155A5C8AE2A2FBB95CA5A1635BB2B|nasE]-[gene|159A6D0D45B5F0F055228357FD9A3BF8E5A999E5|nasF]
description
[Pubmed|9765565]
regulation
''[protein|search|nasD]'': expressed under anaerobic conditions ([protein|search|ResD]) [Pubmed|10972836]view in new tabBiological materials
Mutant
1A973 ( ''nasD''::''phleo''), [Pubmed|7868621], available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1A973&Search=1A973 BGSC]BKE03300 (Δ[gene|FAAC0F819AEC8E055CCEE86D93C8DE5584DC4B23|nasD]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE03300 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATCAGATGATCCGCTCCTT, downstream forward: _UP4_TAATGACAAAAACTATCATTBKK03300 (Δ[gene|FAAC0F819AEC8E055CCEE86D93C8DE5584DC4B23|nasD]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK03300 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATCAGATGATCCGCTCCTT, downstream forward: _UP4_TAATGACAAAAACTATCATTReferences
Reviews
Original publications
12823818,7868621,8799114,9765565,10972836,16885456,21091510,24214949,25755103,28439033