Orthologous regulated operons containing ntrB gene
Regulog: | NtrC - Rhodobacterales |
Regulator type: | Transcription factor |
Regulator family: | Fis |
Regulation mode: | activator (repressor) |
Biological process: | Nitrogen assimilation |
Effector: | Phosphorylated NtrB, signal histidine kinase |
Phylum: | Proteobacteria/alpha |

Operon | Position | Score | Sequence | Locus Tag of the First Gene |
---|---|---|---|---|
Hyphomonas neptunium ATCC 15444 | ||||
Position: -10
Score: 4.52408 Sequence: TGCCCATGATTTGTGCG
Locus tag: HNE_2013
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: HNE_2012
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: HNE_2011
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: HNE_2010
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: HNE_2009
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -10 | 4.5 | TGCCCATGATTTGTGCG | HNE_2013 |
Jannaschia sp. CCS1 | ||||
Position: -54
Score: 5.12997 Sequence: TGCTTAATTATTGTGCA
Locus tag: Jann_2236
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: Jann_2237
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: Jann_2238
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: Jann_2239
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: Jann_2240
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -54 | 5.1 | TGCTTAATTATTGTGCA | Jann_2236 |
Loktanella vestfoldensis SKA53 | ||||
Position: -109
Score: 4.98242 Sequence: TGACTAATTTTTAGGCA
Locus tag: SKA53_04878
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: SKA53_04873
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: SKA53_04868
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: SKA53_04863
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: SKA53_04858
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -109 | 5 | TGACTAATTTTTAGGCA | SKA53_04878 |
Oceanicola batsensis HTCC2597 | ||||
Position: -108
Score: 4.63409 Sequence: TGTTCAAAATTTAGGCA
Position: -16
Score: 4.81932 Sequence: TGCACAAGGTTTAGGCA
Locus tag: OB2597_03097
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: OB2597_03102
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: OB2597_03107
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: OB2597_03112
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: OB2597_03117
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -108 | 4.6 | TGTTCAAAATTTAGGCA | OB2597_03097 |
-16 | 4.8 | TGCACAAGGTTTAGGCA | ||
Oceanicola granulosus HTCC2516 | ||||
Position: -110
Score: 4.40469 Sequence: CGCACAAAAAACAGGCA
Position: -18
Score: 4.7268 Sequence: CGCACAATGTTTGAGCA
Locus tag: OG2516_04471
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: OG2516_04466
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: OG2516_04461
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: OG2516_04456
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: OG2516_04451
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -110 | 4.4 | CGCACAAAAAACAGGCA | OG2516_04471 |
-18 | 4.7 | CGCACAATGTTTGAGCA | ||
Paracoccus denitrificans PD1222 | ||||
Position: -121
Score: 4.31738 Sequence: TGCCGACTATTTAGGCA
Locus tag: Pden_4131
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: Pden_4130
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: Pden_4129
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: Pden_4128
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: Pden_4127
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -121 | 4.3 | TGCCGACTATTTAGGCA | Pden_4131 |
Rhodobacter sphaeroides 2.4.1 | ||||
Position: -108
Score: 4.77738 Sequence: CGCCCAATAAATGTGCA
Position: -18
Score: 4.37723 Sequence: CGCACAAGGAATAGGCA
Locus tag: RSP_2836
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: RSP_2837
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: RSP_2838
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: RSP_2839
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: RSP_2840
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -108 | 4.8 | CGCCCAATAAATGTGCA | RSP_2836 |
-18 | 4.4 | CGCACAAGGAATAGGCA | ||
Rhodobacterales bacterium HTCC2654 | ||||
Position: -107
Score: 4.58462 Sequence: TGCACAAATAACAGGCA
Position: -17
Score: 4.53169 Sequence: CGCACAAGGATTAAGCA
Locus tag: RB2654_03209
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: RB2654_03214
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: RB2654_03219
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: RB2654_03224
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: RB2654_03229
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -107 | 4.6 | TGCACAAATAACAGGCA | RB2654_03209 |
-17 | 4.5 | CGCACAAGGATTAAGCA | ||
Roseobacter sp. MED193 | ||||
Position: -165
Score: 5.16253 Sequence: TGCTTAAAATTTAGGCA
Position: -72
Score: 4.65939 Sequence: CGCACAAGGATTAGGCA
Locus tag: MED193_04621
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: MED193_04616
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: MED193_04611
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: MED193_04606
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: MED193_04601
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -165 | 5.2 | TGCTTAAAATTTAGGCA | MED193_04621 |
-72 | 4.7 | CGCACAAGGATTAGGCA | ||
Roseovarius nubinhibens ISM | ||||
Position: -108
Score: 5.08998 Sequence: TGCTTAAATTTTGTGCA
Position: -18
Score: 4.71162 Sequence: TGCACAAGGATTAAGCA
Locus tag: ISM_16645
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: ISM_16640
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: ISM_16635
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: ISM_16630
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: ISM_16625
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -108 | 5.1 | TGCTTAAATTTTGTGCA | ISM_16645 |
-18 | 4.7 | TGCACAAGGATTAAGCA | ||
Roseovarius sp. 217 | ||||
Position: -113
Score: 4.95037 Sequence: CGCCTAAAAATTAGGCG
Position: -21
Score: 4.83932 Sequence: TGCACAAGGATTAGGCA
Locus tag: ROS217_20467
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: ROS217_20462
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: ROS217_20457
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: ROS217_20452
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: ROS217_20447
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -113 | 5 | CGCCTAAAAATTAGGCG | ROS217_20467 |
-21 | 4.8 | TGCACAAGGATTAGGCA | ||
Silicibacter TM1040 | ||||
Position: -111
Score: 4.57256 Sequence: TGATTAAAAAATAGGCA
Position: -18
Score: 4.72982 Sequence: TGCATAAGGATTAAGCA
Locus tag: TM1040_1363
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: TM1040_1362
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: TM1040_1361
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: TM1040_1360
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: TM1040_1359
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -111 | 4.6 | TGATTAAAAAATAGGCA | TM1040_1363 |
-18 | 4.7 | TGCATAAGGATTAAGCA | ||
Silicibacter pomeroyi DSS-3 | ||||
Position: -112
Score: 4.67479 Sequence: CGATTAAAAATTAGGCA
Position: -20
Score: 4.83932 Sequence: TGCACAAGGATTAGGCA
Locus tag: SPO2089
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: SPO2088
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: SPO2087
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: SPO2086
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: SPO2085
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -112 | 4.7 | CGATTAAAAATTAGGCA | SPO2089 |
-20 | 4.8 | TGCACAAGGATTAGGCA | ||
Sulfitobacter sp. EE-36 | ||||
Position: -111
Score: 5.29023 Sequence: TGCCTAAATTTTAGGCA
Position: -18
Score: 4.53169 Sequence: TGCACAAGGATTAAGCG
Locus tag: EE36_14997
Name: nifR3 Funciton: Predicted oxidoreductase, FAD binding
Locus tag: EE36_15002
Name: ntrB Funciton: Nitrogen regulation protein NR(II) (EC 2.7.3.-)
Locus tag: EE36_15007
Name: ntrC Funciton: Nitrogen regulation protein NR(I), Fis family
Locus tag: EE36_15012
Name: ntrY Funciton: Nitrogen regulation protein NtrY, sensor kinase (EC 2.7.3.-)
Locus tag: EE36_15017
Name: ntrX Funciton: Nitrogen assimilation transcriptional regulator NtrX, Fis family |
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nifR3-ntrB-ntrC-ntrY-ntrX | -111 | 5.3 | TGCCTAAATTTTAGGCA | EE36_14997 |
-18 | 4.5 | TGCACAAGGATTAAGCG |