ライフサイエンスコーパス: ferredoxin

1 loops that form extensive interactions with ferredoxin.

2 ectobacterium spp. to obtain iron from plant ferredoxin.

3 ] protein aconitase and the [2Fe-2S] protein ferredoxin.

4 o the exergonic formation of H2 from reduced ferredoxin.

5 miquinone, beta-FADH(*), immediately reduces ferredoxin.

6 xin oxidoreductase involves the reduction of ferredoxin.

7 se (FAB2) is decreased to the same degree as ferredoxin.

8 ion was highly stimulated by the addition of ferredoxin.

9 was also reduced but only in the presence of ferredoxin.

10 ctron transfer from a redox cofactor such as ferredoxin.

11 e two other primary redox carriers, NADH and ferredoxin.

12 ert new Fe-(35)S clusters into aconitase and ferredoxins.

13 y [4Fe-4S]H is reminiscent of bacterial-type ferredoxins.

14 ironment and flavodoxins (ykuNOP) to replace ferredoxins.

15 stasis and the p53 pathway was transduced by ferredoxin 2, a substrate of FDXR.

16 ion of a bridging [4Fe-4S] cluster, aided by ferredoxin 2.

17 to accept electrons from its electron donor, ferredoxin(3-5,7).

18 structurally characterized Aquifex aeolicus ferredoxin 4 (AaeFd4) using EPR, UV-visible-NIR absorpti

19 hlamydomonas reinhardtii mutant null for the ferredoxin-5 gene (FDX5) completely ceased growth in the

20 operty never observed since the discovery of ferredoxins 50 years ago.

21 fer is observed between oxidized mNT and apo-ferredoxin (a-Fd) using UV-VIS spectroscopy and native-P

22 ase is to shuttle electrons from NADH to the ferredoxin, a reaction the enzyme has to catalyze in the

23 ochondrial CYP1B1 supported by mitochondrial ferredoxin (adrenodoxin) and ferredoxin reductase showed

24 le isoforms of the electron transfer protein ferredoxin, although we know little about their exact fu

25 taining Clostridium acetobutylicum 2[4Fe-4S]-ferredoxin and [Fe-Fe]-hydrogenase HYDA.

26 Spectroscopic analyses revealed that ferredoxin and caffeyl-CoA were reduced simultaneously,

27 droxylase must reversibly interact with both ferredoxin and catalytic effector in order to achieve el

28 oxylase complexed with its electron transfer ferredoxin and compare them with the hydroxylase-effecto

29 ion of this process affords a second reduced ferredoxin and Dh-FADH(-) that converts crotonyl-CoA to

30 ADH oxidation to the endergonic reduction of ferredoxin and exergonic reduction of menaquinone.

31 derived from NADH and transferred through a ferredoxin and ferredoxin reductase pair.

32 rtners for P450s (cytochrome P450 reductase, ferredoxin and ferredoxin reductase, and flavodoxin and

33 gh levels, genes coding for a unique pair of ferredoxin and ferredoxin-NADP(+) reductase isoforms.

34 although its third substrate, in addition to ferredoxin and NADP(H), is as yet unknown.

35 as highly specific and strictly dependent on ferredoxin and occurred at a rate of 50 milliunits/mg of

36 ds were central to the origin of metabolism: ferredoxin and Rossmann-like folds.

37 how that Anf3 accepts electrons from spinach ferredoxin and that Anf3 consumes oxygen without generat

38 stantiates the connection between flavodoxin/ferredoxin and the NiFe-hydrogenase.

39 ns of NADH, sending one to the low-potential ferredoxin and the other to the high-potential alpha-FAD

40 a FBEB mechanism that leads to reduction of ferredoxin and the small protein DsrC, while in fermenta

41 domain of pectocin M2 is homologous to plant ferredoxins and allows pectocin M2 to parasitize a syste

42 those of the very few reports of all-ferrous ferredoxins and Rieske centers; they confirm the S(T) =

43 containing reductase, a Rieske-type [2Fe-2S] ferredoxin, and a Rieske-type dioxygenase.

44 and a protein-based reducing system (NADPH, ferredoxin, and ferredoxin reductase; N/F/FR) provides a

45 tic proteins, substitution of flavodoxin for ferredoxin, and modified photophysiology, all while main

46 Hydrogenases, ferredoxins, and ferredoxin-NADP(+) reductases (FNR) are

47 oxin-dependent [FeFe]-hydrogenase (HydA2), a ferredoxin- and NAD-dependent electron-bifurcating [FeFe

48 he apo form of a bacterioferritin-associated ferredoxin (apo Pa Bfd).

49 Ferredoxins are ancient proteins and the simple alpha+be

50 Nonsynonymous polymorphisms in fd (ferredoxin), arps10 (apicoplast ribosomal protein S10),

51 ns four [4Fe-4S] clusters, and that GOR uses ferredoxin as an electron acceptor.

52 n respiratory protection, with flavodoxin or ferredoxin as the physiological electron donors.

53 ved H2 with the physiological donor (reduced ferredoxin) as well as with standard dyes.

54 relieve O(2) stress at the level of reduced ferredoxin before H(2) production.

55 tion might be due to competition for reduced ferredoxins between ferredoxin-NADP(+) oxidoreductase an

56 om BfrB, which requires binding by a cognate ferredoxin (Bfd), is essential to the regulation of cyto

57 electron transfer and defines two potential ferredoxin-binding sites at the apex of the peripheral a

58 losest to the hydroxylase diiron centre, how ferredoxin binds to the hydroxylase has been unclear.

59 o butyryl-CoA to the endergonic reduction of ferredoxin both with NADH.

60 wn for their roles in redox proteins such as ferredoxins, but some iron-sulfur clusters have nonredox

61 FldA offers potential advantages over ferredoxin by (i) sparing iron for abundant iron-sulfur

62 mentans catalyze the endergonic reduction of ferredoxin by NADH, which is also driven by the concomit

63 hat, under specific conditions, reduction of ferredoxin by plastoquinol is possible after a rapid inc

64 can take over at higher light, when reduced ferredoxin can accumulate.

65 e demonstrate that the addition of exogenous ferredoxins can modulate redox flux in the hydrogenase-e

66 most important sinks for reduced flavodoxin/ferredoxin (CO2-fixation and nitrate reduction), this di

67 suggests that it might be a useful mimic of ferredoxin cofactors.

68 ur previously proposed hypothesis that other ferredoxins compensate in response to a lack of FDX5.

69 idation of H(2), the one-electron redox by a ferredoxin complements the one-electron redox by the dii

70 scherichia coli These finding establish that ferredoxins consisting of a symmetric core can be used a

71 Furthermore, we identify a novel ferredoxin-containing bacteriocin pectocin P, which poss

72 spinach NADPH-ferredoxin oxidoreductase, and ferredoxin could also reduce the FMN peaks.

73 O2 tolerance for a protein fusion between Cp ferredoxin (CpFd) and CpI mediated by a 15-amino acid li

74 edoxin-like Clostridium pasteurianum [Fe2S2] ferredoxin (CpFd) provide the only known examples of val

75 f valence delocalization in thioredoxin-like ferredoxin Cys-to-Ser variants and Fe-S clusters in gene

76 nomethyl ester cyclase, and Fe2S2-containing ferredoxin, demonstrating prioritized allocation of Fe w

77 atch culture on glucose contained, besides a ferredoxin-dependent [FeFe]-hydrogenase (HydA2), a ferre

78 brane-bound, molecular oxygen-dependent, and ferredoxin-dependent activity.

79 is catalyzed by the subsequent action of two ferredoxin-dependent bilin reductases (FDBRs).

80 etrapyrrole chromophores requires members of ferredoxin-dependent bilin reductases (FDBRs).

81 PCB and PPhiB are synthesized by different ferredoxin-dependent bilin reductases (FDBRs): PPhiB is

82 he pebAB and HY2 genes, encoding alternative ferredoxin-dependent biliverdin reductases, caused uniqu

83 e proteins, the content of 3Fe-4S-containing ferredoxin-dependent glutamine oxoglutarate aminotransfe

84 GAP dehydrogenase, providing an alternative ferredoxin-dependent glycolytic pathway.

85 t due to inactivation of the H(2)-producing, ferredoxin-dependent membrane-bound hydrogenase because

86 t clade; a similar topology was observed for ferredoxin-dependent nitrite reductase (Fd-NiR), indicat

87 ne significantly decreased the efficiency of ferredoxin-dependent plastoquinone reduction by NDH in r

88 Ljungdahl pathway, electron bifurcation, and ferredoxin-dependent transport-coupled phosphorylation i

89 reducing power to thioredoxins (Trxs) via a ferredoxin-dependent Trx reductase.

90 he designed TIM barrel and the bottom of the ferredoxin dimer.

91 We show that flavodoxin and ferredoxin directly reduce the bidirectional NiFe-hydrog

92 rotein A, but the electron flow pathway from ferredoxin does not necessarily involve rubredoxin.|

93 omologous to lysozyme, illustrating that the ferredoxin domain acts as a generic delivery module for

94 membrane, containing only a single globular ferredoxin domain connected to its cytotoxic domain by a

95 st structural information for the plant-type ferredoxin domain in a complex state, was also determine

96 The binary structure of NdmA with the ferredoxin domain of NdmD, which is the first structural

97 The ferredoxin domain of pectocin M2 is homologous to plant

98 We present evidence that the ferredoxin domain of the reductase binds to the canyon r

99 A low potential electron carrier ferredoxin (E0' approximately -500 mV) is used to fuel t

100 -X-Cys heptapeptide located within bacterial ferredoxins, enclosing an Fe(4)S(4) metal center, is an

101 uses oxygen and a cellular reductant such as ferredoxin (Fd) as co-substrates.

102 are infected by phages whose genomes encode ferredoxin (Fd) electron carriers.

103 GR5/proton gradient regulation-like1 (PGRL1) ferredoxin (Fd) pathway, involved in recycling excess re

104 previously studied [Fe4S4] model complexes, ferredoxin (Fd), and to new data on high-potential iron-

105 icate that the physiological electron donor, ferredoxin (Fd), most favorably interacts with this clus

106 of N-terminal truncation on interaction with ferredoxin (Fd), recombinant pFNRII proteins, differing

107 ulation relies on photosynthetically reduced ferredoxin (Fd), thioredoxins (Trxs), and an Fd-dependen

108 ture, Rnf likely functions as proton-pumping ferredoxin (Fd): type-I cytochrome c oxidoreductase, whi

109 sfer electrons from NADPH to hydrogenase via ferredoxins (Fd).

110 Ferredoxins (Fds) are ferrosulfoproteins that function a

111 recursor of RuBisCO small subunit (SStp) and ferredoxin (Fdtp).

112 Escherichia coli [2Fe-2S]-ferredoxin (Fdx) is encoded by the isc operon along with

113 fur for cluster formation, and a specialized ferredoxin (Fdx) whose role is still unknown.

114 power provided by photosynthetically reduced ferredoxin (FDX) with the participation of a FDX-depende

115 ctase (CPR), ferredoxin reductase (FdR), and ferredoxin (Fdx), all important proteins for cholesterol

116 d environments ([2Fe-2S] clusters on Rieske, ferredoxin (Fdx), and glutaredoxin), and cluster oxidati

117 h soluble electron carriers like NAD(P)H and ferredoxin (Fdx), thereby coupling photosynthetic electr

118 Among the six known chloroplast ferredoxins (FDX1-FDX6) in C. reinhardtii, FDX1 and FDX2

119 bosomal protein genes, RPL35a and RPL23, and ferredoxin, FDX1, whose flanking regions including promo

120 surprisingly also depended on mitochondrial ferredoxin FDX2 and its NADPH-coupled reductase FDXR.

121 er reactions between the holo-dimers and apo-ferredoxin (FDX2) are monitored, and intermediate [2Fe-2

122 ght in aerated cultures; we propose that the ferredoxin, FDX9, is potentially the electron donor to h

123 Ferredoxins (FDXs) can distribute electrons originating

124 ht-dependent photosynthetic mechanism-namely ferredoxin, ferredoxin-thioredoxin reductase, and thiore

125 In vitro analysis disclosed that ferredoxin (flavodoxin):NADP(+) oxidoreductase could use

126 This study demonstrates that the NADH-ferredoxin/flavodoxin system is a fairly efficient partn

127 ons of A. fermentans contain a highly active ferredoxin/flavodoxin-NAD(+) reductase (Rnf) that cataly

128 with C2 symmetry-a de novo designed dimeric ferredoxin fold and a de novo designed TIM barrel-such t

129 The organism uses NAD(+) and ferredoxin for glucose oxidation to acetyl coenzyme A (a

130 acetyl-CoA to ethanol, and NADH and reduced ferredoxin for the reduction of protons to H2.

131 ases and 2 distinct respiratory enzymes, the ferredoxin:[Formula: see text] oxidoreductase (Rnf compl

132 of the [4Fe-4S] cluster in the D14C variant ferredoxin from Pyrococcus furiosus (Pf D14C Fd).

133 Transcripts of soluble hydrogenases and ferredoxins from Acetobacterium and hydrogenases, format

134 n potential used to drive ATP synthesis, the ferredoxin-fueled, sodium-motive Rnf complex.

135 oteins 70 and 90, Rubisco large subunit, and ferredoxin-glutamate synthase), likely reflecting functi

136 tors, kinases, USPs, DGATs, nitroreductases, ferredoxins, heat shock proteins, and the orthologs of t

137 ive corrinoid protein, HgcA, and a 2[4Fe-4S] ferredoxin, HgcB, consistent with roles as a methyl carr

138 he basis for competition, we bioengineered a ferredoxin-hydrogenase fusion and characterized hydrogen

139 Metronidazole inhibits the ferredoxin/hydrogenase pathway of fermentative eukaryoti

140 We show that the [2Fe2S]-containing spinach ferredoxin I undergoes reaction with NO at pH 6.0, with

141 grown cells and shown here to substitute for ferredoxin in mediating the transfer of low potential el

142 , IssA reconstitutes the [4Fe-4S] cluster in ferredoxin in vitro.

143 critical for electrostatic interaction with ferredoxin in vivo.

144 scribe a new biological reduction system for ferredoxin in which ferredoxin is reduced with CO, catal

145 t two processes, the regeneration of ATP and ferredoxin (in its reduced form), exert substantial cont

146 ecycling of reduced redox carriers (NADH and ferredoxin) in response to environmental H(2) concentrat

147 at is necessary for high affinity binding of ferredoxin, indicating that chloroplast NDH functions as

148 cific, because neither FDX1, a mitochondrial ferredoxin involved in steroid production, nor other cel

149 Ferredoxin is a substrate of the desaturases and has bee

150 Ferredoxin is presumably docked onto NfnB close to the [

151 cal reduction system for ferredoxin in which ferredoxin is reduced with CO, catalyzed by the purified

152 echanism of the interaction between NdhS and ferredoxin is unclear.

153 FDX1, being by far the most abundant ferredoxin, is thus likely the partner of PFO in C. rein

154 ator of 2-hydroxyacyl-CoA dehydratases and a ferredoxin-like [2Fe-2S] cluster domain acting as electr

155 ght also be found in other enzymes bearing a ferredoxin-like allosteric domain.Active and inactive st

156 The RNA is mainly bound by the N-terminal ferredoxin-like domain (NFLD) and the THUMP domain of on

157 as a C-terminal HTH domain and an N-terminal ferredoxin-like domain.

158 Upon relaxation, refolding of the ferredoxin-like domains enables the hydrogel to recover

159 sequent collapse and aggregation of unfolded ferredoxin-like domains leads to intertwining of physica

160 Due to the low mechanical stability of the ferredoxin-like fold structure, swelling of hydrogels ca

161 -designed protein that assumes the classical ferredoxin-like fold structure.

162 perfolds such as the Rossmann-like fold, the ferredoxin-like fold, and the Greek key motif, whereas t

163 -snRNA-binding region comprising an expanded ferredoxin-like fold, which recognizes a 3'-overhang of

164 loop1/alpha1 of a betaalphabetabetaalphabeta ferredoxin-like structure.

165 olution unveils a alpha/beta hydrolase and a ferredoxin-like subdomain with the Ser-His catalytic dya

166 ydromethanopterin reductases (DmrX) and that ferredoxin may serve as an electron donor.

167 rostatics, demonstrated as the inhibition of ferredoxin-mediated H(2) evolution by CaI.

168 sulfur ions were observed in XFEL-irradiated ferredoxin microcrystals using unusually long pulses of

169 us assays in which Ti(3+) was used to reduce ferredoxin, Na(+) transport was observed, but not a Na(+

170 Using CO-reduced ferredoxin, NAD(+) reduction was highly specific and str

171 bioenergetic coupling site, a sodium-motive ferredoxin:NAD(+) oxidoreductase (Rnf) in the acetogenic

172 ectron transfer, including ion-translocating ferredoxin:NAD(+) oxidoreductase and hydrogenases, two t

173 ther identified a putative ion-translocating ferredoxin : NADH oxidoreductase (IfoAB) that may intera

174 Genetic strategies to employ ferredoxin, NADH and NADPH most effectively in natural o

175 Instead, it exhibits non-bifurcating ferredoxin NADP oxidoreductase-type activity.

176 requires only the input of electrons from a ferredoxin NADP reductase (Pa Fpr), the release of iron

177 in patient fibroblast cells showed deficient ferredoxin NADP reductase activity and mitochondrial dys

178 tically unrelated bifurcating NADH-dependent ferredoxin NADP(+) oxidoreductase (NfnI).

179 y for the flavin-based enzyme NADH-dependent ferredoxin NADP(+) oxidoreductase I (NfnI) from the hype

180 f O2 sensitivity by using an assay employing ferredoxin NADP(+) reductase (FNR) to transfer electrons

181 A merodiploid ferredoxin-NADP reductase mutant produced correspondingl

182 Arabidopsis (Arabidopsis thaliana) leaf-type FERREDOXIN-NADP(+) OXIDOREDUCTASE (FNR) isoforms, the ke

183 competition for reduced ferredoxins between ferredoxin-NADP(+) oxidoreductase and hydrogenases, rath

184 hotochemically in bifurcating NADH-dependent ferredoxin-NADP(+) oxidoreductase and the non-bifurcatin

185 ime of the ASQ of bifurcating NADH-dependent ferredoxin-NADP(+) oxidoreductase I and can be an indica

186 During photosynthesis, ferredoxin-NADP(+) reductase (FNR) catalyzes the electro

187 D1 is NADPH dependent and can be mediated by ferredoxin-NADP(+) reductase (FNR) in vitro.

188 erial [2Fe-2S] ferredoxin (PetF), reduced by ferredoxin-NADP(+) reductase (FNR) using NADPH, has been

189 ADPH) and NADP(+) are cycled rapidly between ferredoxin-NADP(+) reductase and a second enzyme-the pai

190 s coding for a unique pair of ferredoxin and ferredoxin-NADP(+) reductase isoforms.

191 Hydrogenases, ferredoxins, and ferredoxin-NADP(+) reductases (FNR) are redox proteins t

192 NADH-dependent reduced ferredoxin:NADP oxidoreductase (NfnAB) is found in the c

193 wn target of FinR regulation, fprA (encoding ferredoxin:NADP(+) oxidoreductase), or by Escherichia co

194 The enzyme ferredoxin:NADP(+) reductase (FNR) has the potential to

195 ontain two isoproteins of the photosynthetic ferredoxin:NADP(+) reductase (pFNRI and pFNRII).

196 n production kinetics in the presence of Fd, ferredoxin:NADP(+)-oxidoreductase (FNR), and NADP(+).

197 n P. furiosus, likely affecting the pools of ferredoxin, NADPH and NADH, as well as influencing metab

198 3 with PSI-light harvesting complex I (LHCI)-ferredoxin-NADPH oxidoreductase supercomplexes.

199 Using flavodoxin hydroquinone or reduced ferredoxin obtained by electron bifurcation, Rnf can be

200 al structure of FusA we show that binding of ferredoxin occurs through specialized extracellular loop

201 ct catalytically with apparent Km = 0.26 mum ferredoxin or 0.42 mum flavodoxin.

202 (+) = butyryl-CoA + NAD(+) with Km = 1.4 mum ferredoxin or 2.0 mum flavodoxin.

203 These structures reveal that ferredoxin or effector protein binding produce different

204 with concomitant reduction of low-potential ferredoxins or flavodoxins.

205 Thus, ferritin OsFER2 and ferredoxin OsFd1 mRNAs are down-regulated whereas the tr

206 hyde, catalyzed by the host-encoded aldehyde ferredoxin oxidoreductase (AOR) and heterologously expre

207 terodimeric glyceraldehyde-3-phosphate (GAP) ferredoxin oxidoreductase (GOR) present not only in all

208 bstrate with a putative nucleus-encoded DHBV:ferredoxin oxidoreductase (GtPEBA).

209 A PEB:ferredoxin oxidoreductase (GtPEBB) was found to convert

210 n oxidoreductase (PcyA), 3Z-phytochromobilin:ferredoxin oxidoreductase (HY2) from Arabidopsis thalian

211 bilin when they expressed 3Z-phycocyanobilin:ferredoxin oxidoreductase (PcyA), 3Z-phytochromobilin:fe

212 Although 15,16-dihydrobiliverdin (DHBV):ferredoxin oxidoreductase (PebA) catalyzes the two-elect

213 ion of biliverdin IXalpha to 15,16-DHBV, PEB:ferredoxin oxidoreductase (PebB) reduces this intermedia

214 nicellular eukaryotes (protists) is pyruvate:ferredoxin oxidoreductase (PFO), which decarboxylates py

215 herapeutic, amixicile, that targets pyruvate:ferredoxin oxidoreductase (PFOR), a major metabolic enzy

216 s, pyruvate:formate lyase (PFL) and pyruvate:ferredoxin oxidoreductase (PFOR), that lose activity upo

217 ceives its electrons via pyruvate:flavodoxin/ferredoxin oxidoreductase (PFOR)-flavodoxin/ferredoxin u

218 many Krebs cycle enzymes, including pyruvate:ferredoxin oxidoreductase (PFOR); and low transcript lev

219 biochemical reactions: the reversed pyruvate:ferredoxin oxidoreductase (rPFOR), which incorporates CO

220 ood-Ljungdahl and complete reversed pyruvate ferredoxin oxidoreductase / pyruvate-formate-lyase-depen

221 arbon compounds from acetyl-CoA via pyruvate ferredoxin oxidoreductase activity.

222 encoding the iron-containing enzyme aldehyde ferredoxin oxidoreductase and a putative ABC-type transp

223 M. girerdii encodes pyruvate-ferredoxin oxidoreductase and may be sensitive to metron

224 haracterized this new member of the aldehyde ferredoxin oxidoreductase family of tungstoenzymes.

225 anorods (CdS NRs) transfer to 2-oxoglutarate:ferredoxin oxidoreductase from Magnetococcus marinus MC-

226 because the catalytic mechanism of pyruvate:ferredoxin oxidoreductase involves the reduction of ferr

227 , C. reinhardtii also possesses the pyruvate:ferredoxin oxidoreductase PFR1, which, like pyruvate:for

228 ion routes (Wood-Ljungdahl pathway, pyruvate:ferredoxin oxidoreductase reaction and anaplerotic pathw

229 tron transfer system of NADPH, spinach NADPH-ferredoxin oxidoreductase, and ferredoxin could also red

230 n, diminished pyruvate oxidation by pyruvate ferredoxin oxidoreductase, and lowered H(2) production.

231 hat functions as a light-driven plastocyanin-ferredoxin oxidoreductase.

232 e the mutant had significantly more pyruvate:ferredoxin oxidoreductase.

233 I (PSI) functions as a light-driven cyt c(6)-ferredoxin/oxidoreductase located in the thylakoid membr

234 A-dependent pyruvate and alpha-ketoglutarate ferredoxin oxidoreductases.

235 in complex with bacterioferritin-associated ferredoxin (Pa-Bfd) at 2.0 A resolution.

236 Fe]-hydrogenase HYDA1, which uses plant type ferredoxin PETF/FDX1 (PETF) as an electron donor.

237 electrons from pyruvate to HYDA1, using the ferredoxins PETF and FDX2 as electron carriers.

238 y established, but a cyanobacterial [2Fe-2S] ferredoxin (PetF), reduced by ferredoxin-NADP(+) reducta

239 dicating that chloroplast NDH functions as a ferredoxin:plastoquinone oxidoreductase.

240 Ferredoxin5 (FDX5), a minor ferredoxin protein in the alga Chlamydomonas (Chlamydomo

241 n-thioredoxin (Trx) system, which depends on ferredoxin reduced by the photosynthetic electron transp

242 This regulatory mechanism relies on ferredoxin reduced by the photosynthetic electron transp

243 n partners, cytochrome P450 reductase (CPR), ferredoxin reductase (FdR), and ferredoxin (Fdx), all im

244 Ferredoxin reductase (FDXR), a target of p53, modulates

245 ADH and transferred through a ferredoxin and ferredoxin reductase pair.

246 y mitochondrial ferredoxin (adrenodoxin) and ferredoxin reductase showed high aryl hydrocarbon hydrox

247 s (cytochrome P450 reductase, ferredoxin and ferredoxin reductase, and flavodoxin and flavodoxin redu

248 ased reducing system (NADPH, ferredoxin, and ferredoxin reductase; N/F/FR) provides all four electron

249 ctroscopic analyses revealed that NAD(+) and ferredoxin reduction are strictly coupled and that they

250 with the hypothesis that Rnf also catalyzes ferredoxin reduction at the expense of an electrochemica

251 NAD(+) and ferredoxin reduction both required flavin.

252 electron bifurcation to drive the endergonic ferredoxin reduction by coupling it to the exergonic NAD

253 However, hydrogen-based ferredoxin reduction is endergonic, and how the steep en

254 electron bifurcation to drive the endergonic ferredoxin reduction with NADH as reductant by coupling

255 Vice versa, endergonic ferredoxin reduction with NADH as reductant was possible

256 Because ferredoxin reduction with physiological electron donors

257 The enzyme indeed catalyzed hydrogen-based ferredoxin reduction, but required NAD(+) for this react

258 tential of the FADH(*)/FAD pair required for ferredoxin reduction.

259 One such gene, a ferredoxin-related gene, was investigated further and in

260 c substrates and conserve energy by coupling ferredoxin reoxidation to respiratory proton reduction.

261 The oxidized ferredoxin samples were also investigated by resonance R

262 omplex between the reductase and its cognate ferredoxin shows a short distance between the electron-d

263 de conformation in experimentally determined ferredoxin structures revealed a pervasive right-handed

264 Phylogenetic analyses of extant ferredoxins support the independent evolution of N- and

265 table, ternary complex with a small [2Fe:2S] ferredoxin termed FeSII or the "Shethna protein II".

266 a reduced thiol-disulfide redox pair(s) and ferredoxin that are energetically coupled to H(+)/CO(2)

267 At the protein level, ferredoxin, the cytochrome-b6f complex, and Fe-containin

268 TTL5 interacts specifically with Arabidopsis ferredoxin : thioredoxin reductase catalytic subunit (At

269 Our results demonstrate that the host ferredoxin : thioredoxin system can be exploited cunning

270 is proposed to have similarities to that of ferredoxin, thioredoxin reductase, in that one electron

271 dox systems exist in plant chloroplasts, the ferredoxin-thioredoxin (Trx) system, which depends on fe

272 photosynthetic mechanism-namely ferredoxin, ferredoxin-thioredoxin reductase, and thioredoxin.

273 fide bridge on the gamma-subunit through the ferredoxin-thioredoxin regulatory system.

274 izing substrate NADPH, whereas the canonical ferredoxin-thioredoxin system can take over at higher li

275 -3-methylbut-2-enyl diphosphate synthase and ferredoxin:thioredoxin reductase suggests that HMBPP bin

276 tions among NAD(P)H, flavodoxin, and several ferredoxins, thus functioning in vitro as a shuttle amon

277 l matrix, have a C-terminal thioredoxin-like ferredoxin (TLF) domain and a widely divergent N-termina

278 In general, binding of ferredoxin to its target proteins depends on electrostat

279 Electron transport from reduced ferredoxin to NAD(+) was coupled to electrogenic Na(+) t

280 that couples electron transfer from reduced ferredoxin to NAD(+) with the generation of a primary el

281 represents a route of electron transfer from ferredoxin to NAD.

282 e (FNR) catalyzes the electron transfer from ferredoxin to NADP(+) via its FAD cofactor.

283 a to the lumen per electron transferred from ferredoxin to plastoquinone, effectively increasing the

284 assembly proteins ISCU2, frataxin (FXN), and ferredoxin to synthesize Fe-S clusters.

285 ns reoxidize the fully reduced flavodoxin or ferredoxin to the semi-reduced species.

286 However, only the natural ferredoxin topology provides a significant network of ba

287 ne, none of the proteins were reduced by the ferredoxin-Trx reductase.

288 oteins involved in nitrogen fixation contain ferredoxin-type [4Fe4S] clusters that exist in paramagne

289 /ferredoxin oxidoreductase (PFOR)-flavodoxin/ferredoxin under fermentative conditions, enabling the c

290 A symmetric origin for bacterial ferredoxins was first proposed over 50 y ago, yet, to da

291 1,5-bis-phosphate carboxylase/oxygenase, and ferredoxin, we exposed these two modes of recognition.

292 ed protein can mimic the function of natural ferredoxins: we show here that reduced DSD-Fdm transfers

293 SufB and ferredoxin were early targets of transcript down-regulat

294 educe the low-potential [4Fe-4S] clusters of ferredoxin, which increases the efficiency of the substr

295 er resemble those in low-potential bacterial ferredoxins, while its ligation to three cysteine residu

296 ans produced in Escherichia coli can replace ferredoxin with almost equal efficiency.

297 upling H2 production to oxidation of reduced ferredoxin with generation of a sodium ion gradient.

298 rsibly catalyzes the endergonic reduction of ferredoxin with NADPH driven by the exergonic transhydro

299 avorable production of hydrogen from reduced ferredoxin with the unfavorable production of hydrogen f

300 is Article, we replicate the function of the ferredoxins with the redox-active ligand Cp*Fe(C(5)Me(4)