Results 1 to 10 of about 312,948 (355)

Structure-function analysis of the heme-binding WWD domain in the bacterial holocytochrome c synthase, CcmFH

open access: yesmBio, 2023
Heme trafficking is a fundamental biological process, yet its direct study has been hampered due to heme’s tight intracellular regulation, heme cytotoxicity, and the transient nature of trafficking.
Amber L. Grunow   +3 more
doaj   +1 more source

Co-fitness analysis identifies a diversity of signal proteins involved in the utilization of specific c-type cytochromes

open access: yesAnnals of Microbiology, 2022
Purpose c-Type cytochromes are essential for extracellular electron transfer (EET) in electroactive microorganisms. The expression of appropriate c-type cytochromes is an important feature of these microorganisms in response to different extracellular ...
De-wu Ding   +3 more
doaj   +1 more source

Direct Observation of Electrically Conductive Pili Emanating from Geobacter sulfurreducens

open access: yesmBio, 2021
Geobacter sulfurreducens is a model microbe for elucidating the mechanisms for extracellular electron transfer in several biogeochemical cycles, bioelectrochemical applications, and microbial metal corrosion.
Xinying Liu   +4 more
doaj   +1 more source

An Archaea-specific c-type cytochrome maturation machinery is crucial for methanogenesis in Methanosarcina acetivorans

open access: yeseLife, 2022
c-Type cytochromes (cyt c) are proteins that undergo post-translational modification to covalently bind heme, which allows them to facilitate redox reactions in electron transport chains across all domains of life.
Dinesh Gupta   +2 more
doaj   +1 more source

Cytochrome and cytochrome oxidase [PDF]

open access: yesProceedings of the Royal Society of London. Series B - Biological Sciences, 1939
Abstract It was previously shown that the addition of cytochrome c to a heart-muscle preparation greatly increases its power of catalysing the oxidation of such substances as p-phenylene diamine, hydroquinone, cysteine and ascorbic acid.
David Keilin   +2 more
openaire   +1 more source

Cytochromes P450 [PDF]

open access: yesThe Arabidopsis Book, 2002
There are 272 cytochrome P450 genes (including 26 pseudogenes) in the Arabidopsis genome. P450s thus form one of the largest families of proteins in higher plants. This explosion of the P450 family is thought to have occurred via gene duplication and conversion, and to result from the need of sessile plants to adapt to a harsh environment and to ...
Danièle, Werck-Reichhart   +2 more
openaire   +2 more sources

Capacity and kinetics of light-induced cytochrome oxidation in intact cells of photosynthetic bacteria

open access: yesScientific Reports, 2022
Light-induced oxidation of the reaction center dimer and periplasmic cytochromes was detected by fast kinetic difference absorption changes in intact cells of wild type and cytochrome mutants (cycA, cytC4 and pufC) of Rubrivivax gelatinosus and ...
Mariann Kis   +2 more
doaj   +1 more source

Drug - drug interaction in a patient with epilepsy and newly diagnosed paroxysmal atrial fibroundulation

open access: yesLiječnički vjesnik, 2023
Cytochrome P450 isoenzymes have a major role in the metabolism of xenobiotics. They are mostly found in hepatocytes and oxidize majority of drugs, thus shifting them into their inactive form. Some of them can influence cytochromes’ activity while getting
Klara Bardač   +3 more
doaj   +1 more source

Seasonal Variation of Antiretroviral Drug Exposure during the Year: The Experience of 10 Years of Therapeutic Drug Monitoring

open access: yesBiomedicines, 2021
Although studies show an annual trend for immunosuppressive drugs, particularly during different seasons, no data are available for antiretroviral drugs exposures in different periods of the year. For this reason, the aim of this study was to investigate
Jessica Cusato   +11 more
doaj   +1 more source

Dissecting the Structural and Conductive Functions of Nanowires in Geobacter sulfurreducens Electroactive Biofilms

open access: yesmBio, 2022
Conductive nanowires are thought to contribute to long-range electron transfer (LET) in Geobacter sulfurreducens anode biofilms. Three types of nanowires have been identified: pili, OmcS, and OmcZ.
Yin Ye   +5 more
doaj   +1 more source

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