ライフサイエンスコーパス: nitrogen fixation

1 proteins play additional roles unrelated to nitrogen fixation.

2 ces dinitrogen (N2) to ammonia in biological nitrogen fixation.

3 ein2b double mutant showing severely reduced nitrogen fixation.

4 decreased total nodule number and defects in nitrogen fixation.

5 es, such as photosynthesis, respiration, and nitrogen fixation.

6 within the community not including symbiotic nitrogen fixation.

7 evolution may play a key role in biological nitrogen fixation.

8 tion of dinitrogen to ammonium in biological nitrogen fixation.

9 ct effect resulting from abolished symbiotic nitrogen fixation.

10 n to ammonium (DNRA) or source pathways like nitrogen fixation.

11 l nitrogenases and improving upon industrial nitrogen fixation.

12 ignal motile rhizobia required for symbiotic nitrogen fixation.

13 and nitrogen metabolism under conditions of nitrogen fixation.

14 -2/NCR169 deletion mutant restored symbiotic nitrogen fixation.

15 odulation genes, and improved nodulation and nitrogen fixation.

16 e genes, which leads to nodule formation and nitrogen fixation.

17 nd plants that leads to nodule formation and nitrogen fixation.

18 precise genetic requirements for alternative nitrogen fixation.

19 -1 carried the genes for carbon fixation and nitrogen fixation.

20 ia or the nitrogenase enzyme responsible for nitrogen fixation.

21 ent infection, terminal differentiation, and nitrogen fixation.

22 ellular environment and gain the ability for nitrogen fixation.

23 ucing soil erosion, and enhancing carbon and nitrogen fixation.

24 tations in HetR render Anabaena incapable of nitrogen fixation.

25 estion and have been shown to play a role in nitrogen fixation.

26 ots and root nodules of M. truncatula during nitrogen fixation.

27 in the processes of both photosynthesis and nitrogen fixation.

28 ened for defects in nodulation and symbiotic nitrogen fixation.

29 utative defects in nodule development and/or nitrogen fixation.

30 ines were confirmed with defective symbiotic nitrogen fixation.

31 ges to identify miRNAs involved in symbiotic nitrogen fixation.

32 s coding for lignocellulosic degradation and nitrogen fixation.

33 nesis, bacterial infection, and the onset of nitrogen fixation.

34 ted symbiosomes are structured for efficient nitrogen fixation.

35 ontributed to the evolution of endosymbiotic nitrogen fixation.

36 e genome, to achieve its function related to nitrogen fixation.

37 cterial viability while permitting effective nitrogen fixation.

38 cludes most species capable of endosymbiotic nitrogen fixation.

39 roaerophilic conditions that support optimum nitrogen fixation.

40 gene encoding glutamate dehydrogenase during nitrogen fixation.

41 phosphorylation, carbon dioxide fixation and nitrogen fixation.

42 which encodes a key regulator necessary for nitrogen fixation.

43 xidant defenses that are critical to support nitrogen fixation.

44 enhances the performance of electrocatalytic nitrogen fixation.

45 onicus SEN1 (LjSEN1), which is essential for nitrogen fixation.

46 il content, disease resistance and symbiotic nitrogen fixation.

47 he nitrogenase metal cofactors is central to nitrogen fixation.

48 of rhizobia by legumes is a prerequisite for nitrogen fixation.

49 revealed the coupling of SOA degradation to nitrogen fixation.

50 adation-limiting nitrogen through biological nitrogen fixation.

51 ssed during nodule development and symbiotic nitrogen fixation.

52 H(4) (+) oxidation, NO(3) (-) reduction, and nitrogen fixation.

53 ng control in shaping the global patterns of nitrogen fixation.

54 ilitating fermentation, homoacetogenesis and nitrogen fixation.

55 es by up to 78% relative to the case without nitrogen fixation.

56 r of nitrogenase, is essential for symbiotic nitrogen fixation.

57 ucturally specialized to enable O2-sensitive nitrogen fixation.

58 its, such as mycorrhizal types and symbiotic nitrogen-fixation.

59 nnot be firmly attributed to electrochemical nitrogen fixation(7-9) rather than contamination from am

60 Nitrogenases are responsible for biological nitrogen fixation, a crucial step in the biogeochemical

61 as Cyanothece sp. ATCC 51142, are capable of nitrogen fixation, a highly oxygen-sensitive process, by

62 growth and yield diminished, but also (iii) nitrogen fixation--a major ecosystem service of legumino

63 ter in magnitude than the influence of plant nitrogen fixation ability or deciduous vs. evergreen lea

64 ust to controlling for evolutionary history, nitrogen fixation ability, deciduousness, latitude, and

65 but deleterious at low temperature for both nitrogen fixation activity and fitness.

66 hanced photocatalytic hydrogen evolution and nitrogen fixation activity, respectively, than bulk Bi(3

67 n roots, containing few bacteria and lacking nitrogen fixation activity.

68 Knowing this, we investigated if nitrogen-fixation activity could be detected in microcos

69 n the land carbon cycle is whether symbiotic nitrogen fixation acts to enhance the tropical forest ca

70 fferences in the patterns of respiration and nitrogen fixation among the Cyanothece spp. strains that

71 al biofilms--in the challenges of cancer, in nitrogen fixation and chelation, in the production of an

72 We also find that nitrogen fixation and denitrification are spatially deco

73 sis, induction of root nodules and symbiotic nitrogen fixation and denitrification.

74 nition that the Mesoproterozoic evolution of nitrogen fixation and eukaryotic life may have been prom

75 results in irreversible, large increases in nitrogen fixation and growth rates, even after being mov

76 processes including carbon dioxide fixation, nitrogen fixation and hydrogen metabolism.

77 the ability to perform high rates of aerobic nitrogen fixation and hydrogen production appears to be

78 has been shown to perform efficient aerobic nitrogen fixation and hydrogen production.

79 fic coupling in these clusters necessary for nitrogen fixation and implies an evolutionary connection

80 urther demonstrated that nodule development, nitrogen fixation and nodule metabolism were negatively

81 Prokaryotes involved in nitrogen fixation and other nitrogen transformations are

82 The filaments can achieve simultaneous nitrogen fixation and oxygenic photosynthesis by coopera

83 ate microbial-dependent soil processes, like nitrogen fixation and pest attack of root crops.

84 trations of iron metalloproteins involved in nitrogen fixation and photosynthesis, as well as nocturn

85 ells and a substantial decrease in symbiotic nitrogen fixation and plant growth.

86 lly in the ocean where dissolved iron limits nitrogen fixation and primary productivity.

87 ing genes responsible for key traits such as nitrogen fixation and seed quality.

88 .2 billion years on the origin of biological nitrogen fixation and suggest that molybdenum was bioava

89 The presence of genes for nitrogen fixation and the biosynthesis of amino acids an

90 ell as the link of S-metabolism to symbiotic nitrogen fixation and the effect of nodules on whole-pla

91 ic hypotheses for biological (and synthetic) nitrogen fixation and to the rational design of improved

92 ng cyanobacterial ancestor, repeated loss of nitrogen fixation and vertical descent, with little hori

93 oxygenic photosynthesis, often together with nitrogen fixation and, thus, are major primary producers

94 ly in the expression of nifH - essential for nitrogen fixation - and could be visualised using marker

95 ifH (marker gene used to identify biological nitrogen fixation) and 16S rRNA genes.

96 the aa(3)-type cytochrome oxidase, symbiotic nitrogen fixation, and anoxic nitrate respiration.

97 , including known factors for nodulation and nitrogen fixation, and candidates with previously unexpl

98 l processes including oxidative respiration, nitrogen fixation, and photosynthesis.

99 ater splitting, CO(2) reduction to methanol, nitrogen fixation, and water depollution.

100 dium nitrogen fixation (vnf) and alternative nitrogen fixation (anf) genes, respectively.

101 on-starvation involve down-regulation of the nitrogen fixation apparatus.

102 -standing puzzle(2) is that trees capable of nitrogen fixation are abundant in nitrogen-rich tropical

103 demonstrate that cyanobacteria abundance and nitrogen fixation are correlated with hypoxia occurring

104 l distribution of and ecological controls on nitrogen fixation are difficult to constrain with limite

105 gen-poor petroleum hydrocarbons, emphasizing nitrogen fixation as a central mechanism facilitating th

106 maturation proteins provided by the NIF (for NItrogen Fixation) assembly machinery.

107 t of this work is that it indicates that the nitrogen fixation-associated ClpX must recruit ClpP, for

108 ukaryotes are an integral part of biological nitrogen fixation at a global scale.

109 photosynthesis during the day and microoxic nitrogen fixation at night.

110 m Trichodesmium showing increased growth and nitrogen fixation at projected future high CO2 levels su

111 Biological nitrogen fixation (BNF) by microorganisms associated wit

112 Biological nitrogen fixation (BNF) is the largest natural source of

113 (ETSP), may support high rates of biological nitrogen fixation (BNF), yet little is known about the N

114 inputs through the enhancement of biological nitrogen fixation (BNF).

115 rhizobial enzyme nitrogenase that catalyses nitrogen fixation, but the SM iron transporter has not b

116 Nitrogen fixation by cyanobacteria supplies critical bio

117 Nitrogen fixation by diazotrophic cyanobacteria is a cri

118 n this study, we developed a new strategy of nitrogen fixation by enriching free-living N(2)-fixing b

119 mber of genes considered to be essential for nitrogen fixation by FeFe nitrogenase, including nifM, v

120 Nitrogen fixation by nitrogenase begins with the accumul

121 Symbiotic nitrogen fixation by rhizobia in legume root nodules is

122 Optimization of nitrogen fixation by rhizobia in legumes is a key area o

123 Nitrogen fixation by the free-living organism Azotobacte

124 text of modeling intermediates in biological nitrogen fixation by the nitrogenase enzymes and the ind

125 If nitrogen fixation by UCYN-A is not stimulated by elevate

126 rain PCC 7120 produces specialized cells for nitrogen fixation called heterocysts.

127 Biological nitrogen fixation can fuel CO(2) sequestration by forest

128 The vtl4 insertion lines showed decreased nitrogen fixation capacity associated with more immature

129 ongst which transcripts of genes involved in nitrogen fixation, cell motility and cell wall synthesis

130 Biological nitrogen fixation constitutes the main input of fixed ni

131 Two proteins involved in nitrogen fixation contain ferredoxin-type [4Fe4S] cluste

132 No genes for nitrogen fixation could be identified, but genes for a m

133 indicate that the metabolic costs of V-based nitrogen fixation could be less significant for growth t

134 Efficient biological nitrogen fixation depends on metabolites produced by and

135 study quantitatively supports the benefit of nitrogen fixation despite the high electron/energy costs

136 ombined nutrient supply mechanisms including nitrogen fixation, diffusive transport and vertical entr

137 ayed and reduced nodulation but effective in nitrogen fixation (dNod+/- Fix+), and 11 supernodulating

138 st (plant growth per gram nodule growth) and nitrogen fixation efficiency (H(2) production by nitroge

139 c interactions can lead to wide variation in nitrogen fixation efficiency, and it is not uncommon tha

140 a direct result of changes in nodulation or nitrogen fixation efficiency.

141 The soybean-B. elkanii symbiosis has a low nitrogen-fixation efficiency, but B. elkanii strains are

142 tinct from that in Cyanobacteria, suggesting nitrogen fixation evolved separately in the two lineages

143 he subset of plants that carry out symbiotic nitrogen fixation expresses hemoglobins that scavenge an

144 Here we reveal that symbiotic nitrogen fixation facilitates the cultivation of special

145 ur, and complex carbon oxidation, carbon and nitrogen fixation, fermentation, hydrogen metabolism, an

146 e formation of infected nodules defective in nitrogen fixation (Fix(-)).

147 Given the importance of nitrogen fixation for legume growth, we evaluated the im

148 Here we present convergent estimates of nitrogen fixation from an inverse biogeochemical and a p

149 erimental P and ammonium enrichment promoted nitrogen fixation gene (nifH) expression in Anabaena.

150 tified novel regulatory cascades controlling nitrogen-fixation gene expression in Geobacter sulfurred

151 own in other nitrogen-fixing microorganisms, nitrogen-fixation gene regulation in G. sulfurreducens i

152 This study provides a new paradigm for nitrogen-fixation gene regulation.

153 lycoside hydrolases attacking celluloses and nitrogen fixation genes were overrepresented in N. corni

154 zobium isolates, lacking both nodulation and nitrogen fixation genes, to have their genomes sequenced

155 t activates transcription of the majority of nitrogen-fixation genes and represses a gene encoding gl

156 was adapted to the microxic environment and nitrogen-fixation genes were expressed.

157 ermination the expression of a subset of the nitrogen-fixation genes whose transcription is activated

158 ely a relevant intermediate during catalytic nitrogen fixation given the bulky anilinium acids employ

159 at led to the gain of symbiotic actinorhizal nitrogen fixation have never been investigated.

160 e in the global N cycle, rates of biological nitrogen fixation have proven difficult to quantify.

161 s differentiate into anaerobic factories for nitrogen fixation (heterocysts), requires the transport

162 n A. brasilense prevails under conditions of nitrogen fixation, illustrating a strategy by which cell

163 he isotopic mass balance between nitrate and nitrogen fixation implies a 17 to 27 per cent increase i

164 We investigated the mutualist service of nitrogen fixation in a metapopulation of root-nodule for

165 to improve nodule development and biological nitrogen fixation in acid-stressed soils.

166 upper temperature limit (72.7 degrees C) for nitrogen fixation in alkaline, terrestrial hydrothermal

167 nfer a streamlined genome expression towards nitrogen fixation in both UCYN-A lineages.

168 Heterocysts, cells specialized for nitrogen fixation in certain filamentous cyanobacteria,

169 t improving the representation of biological nitrogen fixation in climate models could substantially

170 the miR172-mediated improvement of symbiotic nitrogen fixation in common bean, the most important gra

171 No significant change was observed in nitrogen fixation in either the High CO2 or Greenhouse t

172 egulate infection, nodule organogenesis, and nitrogen fixation in L. japonicus.

173 is an essential micronutrient for symbiotic nitrogen fixation in legume nodules, where it is require

174 Symbiotic nitrogen fixation in legumes is mediated by an interplay

175 Biological nitrogen fixation in legumes occurs in nodules that are

176 Nitrogen fixation in legumes requires the development of

177 GmVTL1a amino acid substitutions that block nitrogen fixation in Ljsen1 plants reduce iron transport

178 ystems, using the open problem of biological nitrogen fixation in nitrogenase as an example.

179 er Crocosphaera contributes substantially to nitrogen fixation in oligotrophic subtropical gyres.

180 e for cytokinin in regulating nodulation and nitrogen fixation in response to nitrate as ckx3 phenoty

181 with the conspicuous capacity for symbiotic nitrogen fixation in root nodules, specialized plant org

182 f molecular tools for genetic improvement of nitrogen fixation in soybeans.

183 y constrain hypotheses regarding Fe-mediated nitrogen fixation in synthetic and biological systems.

184 ia in legumes account for a large portion of nitrogen fixation in the biosphere.

185 Nitrogen fixation in the legume-rhizobium symbiosis is a

186 ium UCYN-A, one of the major contributors to nitrogen fixation in the open ocean, lives in symbiosis

187 ) and might have played an important role in nitrogen fixation in the primitive upper terrestrial atm

188 The majority of genes required for nitrogen fixation in this organism are encoded in the ni

189 abundance of "centers of calcification" and nitrogen-fixation in GAs.

190 Establishment of symbiotic nitrogen-fixation in legumes is regulated by the plant h

191 sis, root nodules are the sites of bacterial nitrogen fixation, in which atmospheric nitrogen is conv

192 nd rates that make molecular alternatives to nitrogen fixation increasingly appealing.

193 microbial community structure by stimulating nitrogen fixation, inherently shifting the nitrogen meta

194 en chemical cycle for group 6 metal-mediated nitrogen fixation into a thermally promoted process with

195 ds as a major barrier to engineer biological nitrogen fixation into cereal crops by direct nif gene t

196 eparate photosynthesis from oxygen-sensitive nitrogen fixation is also explored using the developed m

197 Nitrogen fixation is an energy-demanding process requiri

198 Biological nitrogen fixation is catalyzed by the enzyme nitrogenase

199 Biological nitrogen fixation is catalyzed by the molybdenum (Mo), v

200 The ability of hrrP to suppress nitrogen fixation is conditioned upon the genotypes of b

201 Anthropogenic nitrogen fixation is essential to sustain a global popul

202 at is critically required for nodulation and nitrogen fixation is not fully understood.

203 In nature, nitrogen fixation is one of the most important life proc

204 We find that the recent increase in nitrogen fixation is the continuation of a much larger,

205 Fe-mediated biological nitrogen fixation is thought to proceed via either a seq

206 zes were rare, but the plant characteristics nitrogen fixation, life cycle (annual or perennial), and

207 Uncertainty in the global patterns of marine nitrogen fixation limits our understanding of the respon

208 These experiments show that nitrogen fixation may play an important role in naphthal

209 ion in oxygen-deficient zones is balanced by nitrogen fixation mediated by cyanobacteria, which may f

210 Transcripts associated with nitrogen fixation, methanogenesis and dissimilatory sulf

211 endent records suggests that the increase in nitrogen fixation might be linked to Northern Hemisphere

212 c processes and therefore suggest biological nitrogen fixation, most probably using molybdenum-based

213 Previously, we isolated >100 nodulation and nitrogen fixation mutants from a population of Tnt1-inse

214 odularity of a refactored Klebsiella oxytoca nitrogen fixation (nif) gene cluster (16 genes, 103 part

215 fixation in this organism are encoded in the nitrogen fixation (nif) gene clusters, whereas genes spe

216 been replaced by an epsilon-proteobacterial nitrogen fixation (NIF) system consisting of two compone

217 atmosphere, requiring a biologic cycle with nitrogen fixation, nitrification and denitrification.

218 ion, photosynthetic nitrogen use efficiency, nitrogen fixation, nitrogen-leaching losses, gross nitro

219 fective in nodule emergence, elongation, and nitrogen fixation (Nod+/- Fix-), one mutant with delayed

220 Symbiotic nitrogen fixation occurs in nodules, specialized organs

221 ence a limiting stoichiometry for biological nitrogen fixation of eight electrons/protons, and provid

222 dicates the potential to estimate biological nitrogen fixation of legume symbioses not only in labora

223 n amounts are not significantly regulated by nitrogen fixation or leaf ureide content.

224 ous findings and the potential for symbiotic nitrogen fixation, our results strongly support the hypo

225 Results indicate the genetic capacity for nitrogen fixation over the entire range of temperatures

226 tion implies a 17 to 27 per cent increase in nitrogen fixation over this time period.

227 cluster from Klebsiella oxytoca encoding the nitrogen fixation pathway for converting atmospheric N(2

228 This approach is applied to a 16-gene nitrogen fixation pathway, which is broken into pools co

229 dels the final steps of proposed Fe-mediated nitrogen fixation pathways.

230 ations indicate that both RMOFs have similar nitrogen fixation pathways.

231 e accompanied by irreversible shifts in diel nitrogen fixation patterns, and increased activity of a

232 o higher nitrogen fixation per plant even if nitrogen fixation per nodule mass was similar to that in

233 nodulation and, as a consequence, to higher nitrogen fixation per plant even if nitrogen fixation pe

234 ria have traditionally focused on nodule and nitrogen-fixation phenotypes when hosts are inoculated w

235 Although the underlying principles of nitrogen fixation predict unicellular nitrogen-fixing cy

236 (3), given that the physiological cost(4) of nitrogen fixation predicts the opposite pattern: fixers

237 Many aspects of the nitrogen fixation process by photochemistry in the Titan

238 olites are presented and correlated with the nitrogen fixation process.

239 cific role of (Nif)IscA in the maturation of nitrogen fixation proteins are currently unknown.

240 nic matter that greatly increases the global nitrogen-fixation rate (because phytoplankton manage wit

241 turnover times in the marine subsurface and nitrogen fixation rates in pelagic unicellular cyanobact

242 l effect was positively associated with high nitrogen fixation rates in roots.

243 n nitrogen content, biomass accumulation and nitrogen fixation rates in wheat roots.

244 Nitrogen fixation rates of the globally distributed, bio

245 heavy reliance of the industrial Haber-Bosch nitrogen fixation reaction on fossil fuels, there is a s

246 imilation, increased root exudates to supply nitrogen fixation, reduced dark respiration, and improve

247 aralogue is not duplicated within any of the nitrogen fixation regions of the genome, to achieve its

248 It is involved in nitrogen fixation-related copper homeostasis and targets

249 Thermal nitrogen fixation relies on strong reductants to overcom

250 or replace damaged proteins (in the case of nitrogen fixation) remains to be determined.

251 Iron is an essential cofactor for symbiotic nitrogen fixation, required by many of the enzymes invol

252 A main goal of biological nitrogen fixation research has been to expand the nitrog

253 ygen sensing, in diverse processes including nitrogen fixation, respiration and photosynthesis.

254 Eleven Fe-S cluster genes, including the NITROGEN FIXATION S-LIKE1 (NFS1) and its interactor FRAT

255 ional genes for iron and sulphur metabolism, nitrogen fixation, secondary metabolites, degradation of

256 Iron is critical for symbiotic nitrogen fixation (SNF) as a key component of multiple f

257 ered nearly 200 genes required for symbiotic nitrogen fixation (SNF) in legumes.

258 Symbiotic nitrogen fixation (SNF) occurs in specialized organs cal

259 Evidence is presented to suggest that a nitrogen fixation-specific paralogue of ClpX is used to

260 tive to non-fixing trees, depending on their nitrogen fixation strategy (the degree to which they reg

261 Nitrogen-fixation-subunit-U (NFU)-type proteins have bee

262 nd mechanism, hypothetically the products of nitrogen fixation supplied by heterocysts, must also pla

263 organic redox-polymer-based electroenzymatic nitrogen fixation system using a metal-free redox polyme

264 d that cross-talk occurs between the various nitrogen fixation systems, and that expression and fine-

265 t a late evolutionary leap in cyanobacterial nitrogen fixation terminated a long history of nitrogen-

266 y to support higher Crocosphaera biomass and nitrogen fixation than if they did not have this reduced

267 highlight both mechanistic understanding of nitrogen fixation that has been developed, as well as ad

268 mplete a highly efficient chemical cycle for nitrogen fixation that is mediated by a set of well-char

269 Nitrogen fixation - the reduction of dinitrogen (N2) gas

270 karyotes and eukaryotes as follows: the NIF (nitrogen fixation), the ISC (iron-sulfur cluster), and t

271 Nitrogen fixation, the reduction of atmospheric dinitrog

272 Nitrogen fixation, the six-electron/six-proton reduction

273 teria and develop a new organ specialized in nitrogen fixation: the nodule.

274 They conduct symbiotic nitrogen fixation through endosymbiotic relationships wi

275 ogical catalysts are all known for catalytic nitrogen fixation to ammonia, the catalytic synthesis of

276 strategy (the degree to which they regulate nitrogen fixation to balance nitrogen supply and demand)

277 enzymes involved in both photosynthesis and nitrogen fixation to determine how Trichodesmium allocat

278 ld-type MtNramp1 in mutant nodules increased nitrogen fixation to normal levels.

279 allowing oxygen-sensitive processes such as nitrogen fixation to occur in cyanobacterial cells.

280 ay account for the difference in response of nitrogen fixation under elevated CO2 to that reported pr

281 tes that some diazotroph groups may increase nitrogen fixation under elevated pCO2 .

282 process, by separating oxygen evolution from nitrogen fixation using a day-night cycle.

283 The subsurface organism has the capacity for nitrogen fixation using a nitrogenase distinct from that

284 The genome encodes genes for photosynthesis, nitrogen fixation, utilization of xenobiotic organic sub

285 ndent diazotophy are encoded by the vanadium nitrogen fixation (vnf) and alternative nitrogen fixatio

286 Biological nitrogen fixation was estimated through (15)N isotope di

287 gnitude greater than anammox and DNRA, while nitrogen fixation was undetectable.

288 Genes for nitrogen fixation were predominantly found in the seep s

289 mVTL1a transports iron in yeast and restores nitrogen fixation when expressed in the Ljsen1 mutant.

290 inherent capacity for symbiotic atmospheric nitrogen fixation, which provides economically sustainab

291 ive abundance of Crocosphaera increases with nitrogen fixation, while the population of non-nitrogen-

292 and experimental studies on electrochemical nitrogen fixation with a focus on the low selectivity fo

293 onents is a common feature used to integrate nitrogen fixation with global cellular physiology.

294 for their ability to carry out endosymbiotic nitrogen fixation with rhizobial bacteria, a process tha

295 show excellent activity toward solar-driven nitrogen fixation, with ammonia production rates of 128

296 unexpected role for ethylene in the onset of nitrogen fixation, with the Ljein2a Ljein2b double mutan

297 strain CJ2 revealed several genes conferring nitrogen fixation within a 65.6 kb region of strain CJ2'

298 incompatible processes of photosynthesis and nitrogen fixation within the same cell, unicellular nitr

299 proposed as intermediates of (bio)catalytic nitrogen fixation, yet experimental evidence to support

300 he nodule infection zone and into the distal nitrogen fixation zone.