Results 71 to 80 of about 40,941 (242)

Structural insights into θ‐type carbonic anhydrases 3 and 4: Tuning the directionality of CO2 hydration in a diatom

open access: yesThe FEBS Journal, EarlyView.
θ‐CA3 from a marine diatom has an N‐terminal transmembrane helix and two homologous catalytic domains. The enzyme functions as a dimer, with active sites formed near the dimer interface. A bicarbonate ion binds on the symmetry axis of the dimer and forms hydrogen bonds with both monomers, thereby activating θ‐CA3 and tuning CO2 hydration activity ...
Hiroto Negoro   +5 more
wiley   +1 more source

Cold Stress Response: An Overview in Chlamydomonas

open access: yesFrontiers in Plant Science, 2020
Low temperature (or cold) is one of the major environmental factors that limit the growth and development of many plants. Various plant species have evolved complex mechanisms to adjust to decreased temperature.
Elena Ermilova
doaj   +1 more source

Breaking the ice: multiple origins of ice‐binding/antifreeze proteins

open access: yesThe FEBS Journal, EarlyView.
Ice‐binding proteins (IBPs) evolved independently in many organisms during Cenozoic cooling and glaciation. In flounders, α‐helical IBPs evolved from an antiviral protein, while similar IBPs arose independently from different progenitors in three other fish lineages.
Laurie A. Graham, Peter L. Davies
wiley   +1 more source

Reciprocal regulation of protein synthesis and carbon metabolism for thylakoid membrane biogenesis [PDF]

open access: yes, 2013
Metabolic control of gene expression coordinates the levels of specific gene products to meet cellular demand for their activities. This control can be exerted by metabolites acting as regulatory signals and/or a class of metabolic enzymes with dual ...
Bohne, Alexandra-Viola   +27 more
core   +1 more source

Life at acidic pH imposes an increased energetic cost for a eukaryotic acidophile

open access: yes, 2005
Organisms growing in acidic environments, pH <3, would be expected to possess fundamentally different molecular structures and physiological controls in comparison with similar species restricted to neutral pH.
Jung, Sung-Kwon   +5 more
core   +1 more source

Blasticidin S Deaminase: A New Efficient Selectable Marker for Chlamydomonas reinhardtii

open access: yesFrontiers in Plant Science, 2020
Chlamydomonas reinhardtii is a model unicellular organism for basic or biotechnological research, such as the production of high-value molecules or biofuels thanks to its photosynthetic ability.
Félix de Carpentier   +7 more
doaj   +1 more source

C‐type cyclin CycC1;1 delays leaf senescence by interacting with and inhibiting MYC2 in Arabidopsis

open access: yesJournal of Integrative Plant Biology, EarlyView.
The C‐type cyclin CycC1;1 interacts with MYC2 and MED25 to block their association and RNA polymerase II recruitment, thereby repressing senescence‐associated gene expression and delaying leaf senescence in Arabidopsis. Unlike jasmonic acid‐inducible JAZ repressors, CycC1;1 operates independently of jasmonic acid signaling, representing an ...
Cai‐Yi Liao   +9 more
wiley   +1 more source

Mating and Tetrad Dissection in Chlamydomonas

open access: yes, 2019
Protocol describing how to perform genetic crosses in the alga ...
Tulin, Frej
core   +1 more source

Improving Gene-finding in Chlamydomonas reinhardtii:GreenGenie2

open access: yesBMC Genomics, 2009
Background The availability of whole-genome sequences allows for the identification of the entire set of protein coding genes as well as their regulatory regions.
Dutcher Susan K   +4 more
doaj   +1 more source

The three genomes of Chlamydomonas

open access: yesPhotosynthesis Research, 2002
During the past 50 years, the green unicellular alga Chlamydomonas reinhardtii has played a key role as model system for the study of photosynthesis and chloroplast biogenesis. This is due to its well-established nuclear and chloroplast genetics, its dispensable photosynthetic function in the presence of acetate, and its highly efficient nuclear and ...
openaire   +4 more sources

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