Results 21 to 30 of about 18,931 (242)

Interference between Franck–Condon and Herzberg–Teller Terms in the Condensed-Phase Molecular Spectra of Metal-Based Tetrapyrrole Derivatives

open access: yesJournal of Physical Chemistry Letters, 2022
The commonly used Franck–Condon (FC) approximation is inadequate for explaining the electronic spectra of compounds that possess vibrations with substantial Herzberg–Teller (HT) couplings.
P. Roy   +3 more
semanticscholar   +1 more source

Biosynthesis of Tetrapyrrole Cofactors by Bacterial Community Inhabiting Porphyrine-Containing Shale Rock (Fore-Sudetic Monocline)

open access: yesMolecules, 2021
This study describes for the first time the comprehensive characterization of tetrapyrrole cofactor biosynthetic pathways developed for bacterial community (BC) inhabiting shale rock.
Robert Stasiuk   +2 more
doaj   +1 more source

FC2 stabilizes POR and suppresses ALA formation in the tetrapyrrole biosynthesis pathway

open access: yesbioRxiv, 2022
During photoperiodic growth, the light-dependent nature of chlorophyll synthesis in angiosperms necessitates robust control of the production of 5-aminolevulinic acid (ALA), the rate-limiting step in the initial stage of tetrapyrrole biosynthesis (TBS ...
Ting-Ting Fan   +3 more
semanticscholar   +1 more source

Radical SAM Enzymes Involved in Tetrapyrrole Biosynthesis and Insertion

open access: yesACS Bio & Med Chem Au, 2022
The anaerobic biosyntheses of heme, heme d1, and bacteriochlorophyll all require the action of radical SAM enzymes. During heme biosynthesis in some bacteria, coproporphyrinogen III dehydrogenase (CgdH) catalyzes the decarboxylation of two propionate ...
G. Layer, M. Jahn, J. Moser, D. Jahn
semanticscholar   +1 more source

Oxidative Degradation of Pharmaceuticals: The Role of Tetrapyrrole-Based Catalysts

open access: yesCatalysts, 2021
Nowadays, society’s widespread consumption of pharmaceutical drugs and the consequent accumulation of such compounds or their metabolites in effluents requires the development of efficient strategies and systems that lead to their effective degradation ...
Giusi Piccirillo   +6 more
semanticscholar   +1 more source

The Role of Membranes and Lipid-Protein Interactions in the Mg-Branch of Tetrapyrrole Biosynthesis

open access: yesFrontiers in Plant Science, 2021
Chlorophyll (Chl) is essential for photosynthesis and needs to be produced throughout the whole plant life, especially under changing light intensity and stress conditions which may result in the destruction and elimination of these pigments.
K. Solymosi, B. Myśliwa-Kurdziel
semanticscholar   +1 more source

Regulation and Function of Tetrapyrrole Biosynthesis in Plants and Algae

open access: yesBiochimica Et Biophysica Acta - Bioenergetics, 2015
Andreas Richter   +2 more
exaly   +2 more sources

Research Data for Real-Time Observation of Tetrapyrrole Binding to an Engineered Bacterial Phytochrome

open access: yes, 2021
This dataset contains the data presented in the publication Real-Time Observation of Tetrapyrrole Binding to an Engineered Bacterial ...
Kennis, John
core   +2 more sources

(5-n-Butyl-10,20-diisobutylporphyrinato)nickel(II)

open access: yesActa Crystallographica Section E, 2014
The asymmetric unit of the title compound, [Ni(C32H36N4)], contains two independent molecules exhibiting an overall ruffled conformation of the porphyrin macrocycle and differing mainly in the positions of the methyl groups. The average Ni—N bond lengths
Mathias O. Senge, Katja Dahms
doaj   +1 more source

Function of Tetrapyrroles, Regulation of Tetrapyrrole Metabolism and Methods for Analyses of Tetrapyrroles

open access: yesProcedia Chemistry, 2015
AbstractTetrapyrroles are essential cofactors and pigments. Photosynthetic organisms share the use of the highest diversity of tetrapyrrole end products. This report intends to call readers’ attention to the recent achievements in research on tetrapyrrole biosynthesis and the current hot topics in tetrapyrrole biosynthesis, including posttranslational ...
Schlicke, Hagen   +5 more
openaire   +1 more source

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