Results 91 to 100 of about 150,542 (166)

Molar ratio between cytochrome b5 and its reductases affects activity of cytochrome P450 1A1 towards Sudan I [PDF]

open access: yes, 2017
Cytochromes P450 are an evolutionary very old group of enzymes. It spread into many isoforms that can be found in animals, plants, fungi, bacteria, and some viruses.
Netolický, Jakub
core  

Effect of cytochrome b5 on enzyme kinetics of Sudan I hydroxylation catalyzed by human cytochrome P450 1A1 [PDF]

open access: yes, 2019
Cytochromes P450 are the major xenobiotics converting enzymes. They are classified as mixed function monooxygenases (MFO). Isoform 1A1 is a extrahepatic form found mainly in the lung and other tissues.
Netolický, Jakub
core  

Dibenzyl trisulfide binds to and competitively inhibits the cytochrome P450 1A1 active site without impacting the expression of the aryl hydrocarbon receptor. [PDF]

open access: yesToxicol Appl Pharmacol, 2021
Wauchope S   +7 more
europepmc   +1 more source

Ergosterol promotes the atypical kinetics of cytochrome P450 reductase and cytochrome P450-3A4 in recombinant yeast system

open access: yes, 2007
Atypical kinetics of cytochrome P450 enzyme confounds the accurate prediction of drug metabolism from in vitro to in vivo in cDNA-expressed system. Microsomal membrane is reported to be a potential factor to modulate the cytochrome P450 (CYP) kinetics in
程婕, 刘勇, 杨凌
core  

Ethynylflavones, Highly Potent, and Selective Inhibitors of Cytochrome P450 1A1

open access: yes, 2015
The flavone backbone is a well-known pharmacophore present in a number of substrates and inhibitors of various P450 enzymes. In order to find highly potent and novel P450 family I enzyme inhibitors, an acetylene group was incorporated into six different ...
Lydia Mensah (1330989)   +12 more
core   +1 more source

Preparation of recombinant cytochrome P450 1A1 [PDF]

open access: yes, 2011
5 Abstract Cytochrome P450 1A1 (CYP1A1) is one of the major isoforms of the cytochrome P450 superfamily. It is primarily an extrahepatic enzyme which is responsible for oxidation of many polycyclic aromatic hydrocarbons and other xenobiotics.
Dvořák, Martin
core  

Polymorphisms of cytochrome P450 1A1, glutathione s-transferases M1 and T1 genes in ouangolodougou (Northern Ivory Coast)

open access: yesGenetics and Molecular Biology, 2010
In this study, the frequencies of CYP1A1, GSTM1, and GSTT1 gene polymorphisms were determined in 133 healthy individuals from Ouangolodougou, a small rural town situated in the north of the Ivory Coast.
Alfredo Santovito   +3 more
doaj  

Real-time electrical monitoring of enzymatic catalytic dynamics at the single-molecule level

open access: yesNature Communications
Monitoring enzyme structural dynamics is essential for elucidating catalytic mechanisms, yet transient conformational fluctuations on microsecond-to-millisecond timescales remain challenging to resolve with conventional techniques.
Zhimin Fan   +10 more
doaj   +1 more source

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