Biophysics_lecture(17Nov06)
... Dual genetic origin (5 to 9 subunits encoded in the mitochondrial genome ...
... Dual genetic origin (5 to 9 subunits encoded in the mitochondrial genome ...
Refining the Definition of Plant Mitochondrial
... presequences (Lister and Whelan, 2006). Although structural studies reveal the importance of hydrophobic residues for presequence binding, several studies on yeast, mammals, and plants reveal an important role for positively charged residues in presequences for import into mitochondria (Lister et al ...
... presequences (Lister and Whelan, 2006). Although structural studies reveal the importance of hydrophobic residues for presequence binding, several studies on yeast, mammals, and plants reveal an important role for positively charged residues in presequences for import into mitochondria (Lister et al ...
A New Subunit of Cytochrome b6f Complex Undergoes Reversible
... which might correspond to splicing intermediates of the primary PETO transcript. The PETO Gene Product, suV, Behaves as a Genuine Subunit of cytb6f Complex—The antiserum raised against the N terminus of suV recognized only suV in the thylakoid membrane of C. reinhardtii (Fig. 3A). The steady-state l ...
... which might correspond to splicing intermediates of the primary PETO transcript. The PETO Gene Product, suV, Behaves as a Genuine Subunit of cytb6f Complex—The antiserum raised against the N terminus of suV recognized only suV in the thylakoid membrane of C. reinhardtii (Fig. 3A). The steady-state l ...
Discovery of Paralogous Nuclear Gene Sequences Coding for the
... within a three-dimensional framework is mainly determined by the structure and mutual interactions of the two largest subunits (Wlassoff, Kimura, and Ishihama 1999). Under the assumption that RPB2 is generally single-copy, it has been suggested that it has great potential for phylogenetic studies (S ...
... within a three-dimensional framework is mainly determined by the structure and mutual interactions of the two largest subunits (Wlassoff, Kimura, and Ishihama 1999). Under the assumption that RPB2 is generally single-copy, it has been suggested that it has great potential for phylogenetic studies (S ...
Abundant RNA editing sites of chloroplast protein
... all of the editing sites were C-to-U conversions. Among the 255 editing sites, ycf3 (407 and 408 bp, nucleotide position in the gene’s coding sequence), psbB (1391 and 1392 bp), rps14 (193 and 194 bp) and ndhD (1995 and 1996 bp) had two editing sites within one codon. RNA editing also created two ne ...
... all of the editing sites were C-to-U conversions. Among the 255 editing sites, ycf3 (407 and 408 bp, nucleotide position in the gene’s coding sequence), psbB (1391 and 1392 bp), rps14 (193 and 194 bp) and ndhD (1995 and 1996 bp) had two editing sites within one codon. RNA editing also created two ne ...
Proteomic Approach to Identify Novel
... NAD⫹, transfers electrons to molecular O2, and generates a proton gradient across the inner mitochondrial membrane, and they are the site of ADP phosphorylation by the ATP synthase complex. Furthermore, mitochondria are involved in several anabolic reactions: Mitochondria can synthesize amino acids, ...
... NAD⫹, transfers electrons to molecular O2, and generates a proton gradient across the inner mitochondrial membrane, and they are the site of ADP phosphorylation by the ATP synthase complex. Furthermore, mitochondria are involved in several anabolic reactions: Mitochondria can synthesize amino acids, ...
Localization of Phycoerythrin at the Lumenal Surface of the
... that border this space. Granular areas and regions of moderate electron density located between pairs of thylakoids correspond to stromal regions of the chloroplast. Fig. 2 a shows a section through the chloroplast of R. lens that was incubated in anti-PE 545 followed by protein A-small gold. The th ...
... that border this space. Granular areas and regions of moderate electron density located between pairs of thylakoids correspond to stromal regions of the chloroplast. Fig. 2 a shows a section through the chloroplast of R. lens that was incubated in anti-PE 545 followed by protein A-small gold. The th ...
The Role of Nucleoside Diphosphate Kinase in Plant Mitochondria
... which encode NDPKs are involved in tumour metastasis and Drosophila development, respectively. Thus, NDPK isoforms have been suggested to have specific regulatory functions in addition to their catalytic activity. Plant NDPKs are also involved in a number of intracellular signalling events such as p ...
... which encode NDPKs are involved in tumour metastasis and Drosophila development, respectively. Thus, NDPK isoforms have been suggested to have specific regulatory functions in addition to their catalytic activity. Plant NDPKs are also involved in a number of intracellular signalling events such as p ...
The Plant Cell - Semantic Scholar
... specific for VAR2 in the variable C-terminal region were unsuccessful (data not shown). Thus, we used His-tagged fusion proteins as antigens. Whereas the His-VAR2 fusion protein contained the entire amino acid sequence corresponding to mature VAR2, the His-VAR1 fusion protein lacked the 90 amino aci ...
... specific for VAR2 in the variable C-terminal region were unsuccessful (data not shown). Thus, we used His-tagged fusion proteins as antigens. Whereas the His-VAR2 fusion protein contained the entire amino acid sequence corresponding to mature VAR2, the His-VAR1 fusion protein lacked the 90 amino aci ...
Dual Location of the Mitochondrial Preprotein
... a Australian Research Council Centre of Excellence in Plant Energy Biology, University of Western Australia, Crawley 6009, Western Australia, Australia b Centre for Computational Systems Biology, University of Western Australia, Crawley 6009, Western Australia, Australia ...
... a Australian Research Council Centre of Excellence in Plant Energy Biology, University of Western Australia, Crawley 6009, Western Australia, Australia b Centre for Computational Systems Biology, University of Western Australia, Crawley 6009, Western Australia, Australia ...
Genomic Analysis of Arabidopsis Thaliana
... Arabidopsis DNA in 1984. Most of the genome was found to be composed of singlecopy sequences (50–57%), with repetitive sequences (23–27%) derived primarily from chloroplast DNA. The haploid Arabidopsis nuclear genome was calculated to be 70 Mb. Compared to more recent estimates of 115 Mb for single- ...
... Arabidopsis DNA in 1984. Most of the genome was found to be composed of singlecopy sequences (50–57%), with repetitive sequences (23–27%) derived primarily from chloroplast DNA. The haploid Arabidopsis nuclear genome was calculated to be 70 Mb. Compared to more recent estimates of 115 Mb for single- ...
Novel Filaments 5 nm in Diameter Constitute the
... Moreover, the filament structure and properties are unlike those of known cytoskeletal filaments. The bundle of filaments forms a very rigid structure and does not disassemble in 2 M urea. We also identified a dividing phase–specific 56-kD protein of chloroplasts as a candidate component of the ring ...
... Moreover, the filament structure and properties are unlike those of known cytoskeletal filaments. The bundle of filaments forms a very rigid structure and does not disassemble in 2 M urea. We also identified a dividing phase–specific 56-kD protein of chloroplasts as a candidate component of the ring ...
Plant Physiology
... system for the study of leaf senescence. Various senescenceinduced modifications in such leaves have been documented. These include structural alterations in the volume and shape of the chloroplast (5, 6, 9) as well as changes in several metabolic activities. The latter are reflected in the well kno ...
... system for the study of leaf senescence. Various senescenceinduced modifications in such leaves have been documented. These include structural alterations in the volume and shape of the chloroplast (5, 6, 9) as well as changes in several metabolic activities. The latter are reflected in the well kno ...
ZEBRANECROSIS, a thylakoidbound protein, is critical for the
... mutant phenotype is formed by unequal impairment of chloroplast biogenesis before emergence from the leaf sheath under alternate light/dark or high/low temperatures (restrictive), but not under constant light and temperature (permissive) conditions. Map-based cloning revealed that ZN encodes a thyla ...
... mutant phenotype is formed by unequal impairment of chloroplast biogenesis before emergence from the leaf sheath under alternate light/dark or high/low temperatures (restrictive), but not under constant light and temperature (permissive) conditions. Map-based cloning revealed that ZN encodes a thyla ...
Characterization of the Arabidopsis thaliana Mutant pcb2 which
... 1995). There are some other kinds of chlorophyll found in various photosynthetic organisms, such as bacteriochlorophylls in photosynthetic bacteria. Prochlorococcus, a group of marine cyanobacteria, possesses divinyl chlorophylls in place of chlorophylls (Chisholm et al. 1992). All chlorophylls are ...
... 1995). There are some other kinds of chlorophyll found in various photosynthetic organisms, such as bacteriochlorophylls in photosynthetic bacteria. Prochlorococcus, a group of marine cyanobacteria, possesses divinyl chlorophylls in place of chlorophylls (Chisholm et al. 1992). All chlorophylls are ...
Identification of a Chloroplast-encoded 9-kDa
... from spinach and showed that this polypeptide contains approximately 8 cysteine residues. Similar results pointing toward the 9-kDa polypeptide as an iron-sulfur protein of PS-I have been obtained in labeling studies with Anacystis nidulans (18). In contrast to these two studies, Bonnerjea et al. (1 ...
... from spinach and showed that this polypeptide contains approximately 8 cysteine residues. Similar results pointing toward the 9-kDa polypeptide as an iron-sulfur protein of PS-I have been obtained in labeling studies with Anacystis nidulans (18). In contrast to these two studies, Bonnerjea et al. (1 ...
Prokaryotic orthologues of mitochondrial alternative oxidase and plastid terminal oxidase
... to all others with 278 amino acid residues prior to iron-binding motif 1. Conversely, the N-termini of the cyanobacterial PTOXs are very short: 27 amino acids in A. variabilis and G. violaceus, 30 in P. marinus and 36 in Synechococcus sp. The length of the A. thaliana PTOX N-terminus is between thos ...
... to all others with 278 amino acid residues prior to iron-binding motif 1. Conversely, the N-termini of the cyanobacterial PTOXs are very short: 27 amino acids in A. variabilis and G. violaceus, 30 in P. marinus and 36 in Synechococcus sp. The length of the A. thaliana PTOX N-terminus is between thos ...
The metabolite transporters of the plastid envelope
... Even if the presence of the plastid is often associated with the capability to perform photosynthesis, a diverse number of lineages reduced the plastids metabolic capability to the point where photosynthesis was lost. These include for example the red algal-derived apicoplast of the malaria parasite ...
... Even if the presence of the plastid is often associated with the capability to perform photosynthesis, a diverse number of lineages reduced the plastids metabolic capability to the point where photosynthesis was lost. These include for example the red algal-derived apicoplast of the malaria parasite ...
A mixed group ll/group III twintron in the Euglena
... co+ intron, are transmitted from intron+ alleles to intron" alleles. Intron insertion occurs by DNA site-specific recombination catalyzed by enzyme(s) encoded within the intron. There is also genetic evidence for the transfer of mitochondrial group II introns to alleles lacking introns (8). These in ...
... co+ intron, are transmitted from intron+ alleles to intron" alleles. Intron insertion occurs by DNA site-specific recombination catalyzed by enzyme(s) encoded within the intron. There is also genetic evidence for the transfer of mitochondrial group II introns to alleles lacking introns (8). These in ...
Electron tomography of plant thylakoid membranes
... et al., 2010; Tocheva et al., 2010). 3D information is collected by recording series of tilted projections in increments of 1–5 in a range of 670. In the computer, the images of each tilt series are projected back into a 3D volume (Baumeister et al., 1999). For conventional ET, samples are embedde ...
... et al., 2010; Tocheva et al., 2010). 3D information is collected by recording series of tilted projections in increments of 1–5 in a range of 670. In the computer, the images of each tilt series are projected back into a 3D volume (Baumeister et al., 1999). For conventional ET, samples are embedde ...
PDF
... secondary endocytobiosis resulted in a complex cellular structure and metabolism compared to algae with primary plastids. Methodology/Principal Findings. The whole genome sequence of the diatom Phaeodactylum tricornutum has recently been completed. We identified and annotated genes for enzymes invol ...
... secondary endocytobiosis resulted in a complex cellular structure and metabolism compared to algae with primary plastids. Methodology/Principal Findings. The whole genome sequence of the diatom Phaeodactylum tricornutum has recently been completed. We identified and annotated genes for enzymes invol ...
Vaucheria
... The cyst in a chain may remain connected by the parent membrane of the filament, which appears like another alga Gongrosira. Thus this stage of Vaucheria is also called Gongrosira stage. Q. 7. Write short note on synzoospores? Ans. Zoospore formation is the commonest method of asexual reproduction i ...
... The cyst in a chain may remain connected by the parent membrane of the filament, which appears like another alga Gongrosira. Thus this stage of Vaucheria is also called Gongrosira stage. Q. 7. Write short note on synzoospores? Ans. Zoospore formation is the commonest method of asexual reproduction i ...
View - Max-Planck
... eLife digest Many organisms can harvest light to produce their own energy through a process called photosynthesis. In plant and algal cells, photosynthesis takes place within the chloroplasts, which are compartments that contain stacks of structures called thylakoids. Inside the thylakoids, proteins ...
... eLife digest Many organisms can harvest light to produce their own energy through a process called photosynthesis. In plant and algal cells, photosynthesis takes place within the chloroplasts, which are compartments that contain stacks of structures called thylakoids. Inside the thylakoids, proteins ...
Functional analysis of plastid DNA replication origins in tobacco by
... and G; no participation in DNA replication has been ascribed to them up to now. (b) 322 bp downstream of oriA is a 852-bp DNA element termed NICE1, which has been found in extrachromosomal DNA circles in transformed tobacco chloroplasts, also in multimeric form (Staub and Maliga, 1994). It is border ...
... and G; no participation in DNA replication has been ascribed to them up to now. (b) 322 bp downstream of oriA is a 852-bp DNA element termed NICE1, which has been found in extrachromosomal DNA circles in transformed tobacco chloroplasts, also in multimeric form (Staub and Maliga, 1994). It is border ...
The Complete Chloroplast and Mitochondrial DNA Sequence of
... All cp (chloroplast) genomes that have been described for land plants have a very conserved genome size, usually around 150 kb covering about 70–80 genes. In contrast, the cp genomes of green algae, although having a rather similar genome size between 150 and 200 kb, show a tremendous variation in g ...
... All cp (chloroplast) genomes that have been described for land plants have a very conserved genome size, usually around 150 kb covering about 70–80 genes. In contrast, the cp genomes of green algae, although having a rather similar genome size between 150 and 200 kb, show a tremendous variation in g ...