Results 31 to 40 of about 7,672 (250)

Structural Plasticity and Noncovalent Substrate Binding in the GroEL Apical Domain. A study using electrospray ionization mass spectrometry and fluorescence binding studies [PDF]

open access: yes, 2002
Advances in understanding how GroEL binds to non-native proteins are reported. Conformational flexibility in the GroEL apical domain, which could account for the variety of substrates that GroEL binds, is illustrated by comparison of several independent ...
Adams   +62 more
core   +1 more source

Hsc66 substrate specificity is directed toward a discrete region of the iron-sulfur cluster template protein IscU [PDF]

open access: yes, 2002
Hsc66 and Hsc20 comprise a specialized chaperone system important for the assembly of iron-sulfur clusters in Escherchia coli. Only a single substrate, the Fe/S template protein IscU, has been identified for the Hsc66/Hsc20 system, but the mechanism by ...
Hoff, Kevin G.   +4 more
core   +1 more source

Alterations of the mitochondrial proteome caused by the absence of mitochondrial DNA: A proteomic view [PDF]

open access: yes, 2006
The proper functioning of mitochondria requires that both the mitochondrial and the nuclear genome are functional. To investigate the importance of the mitochondrial genome, which encodes only 13 subunits of the respiratory complexes, the mitochondrial ...
Abdul   +39 more
core   +4 more sources

Erythrocytes as Carriers of Therapeutic Enzymes. [PDF]

open access: yes, 2020
Therapeutic enzymes are administered for the treatment of a wide variety of diseases. They exert their effects through binding with a high affinity and specificity to disease-causing substrates to catalyze their conversion to a non-noxious product, to ...
Bax, BE
core   +1 more source

Enzymatic activity of the Arabidopsis sulfurtransferase resides in the C-terminal domain but is boosted by the N-terminal domain and the linker peptide in the full-length enzyme [PDF]

open access: yes, 2005
Sulfurtransferases/rhodaneses are a group of enzymes widely distributed in plants, animals, and bacteria that catalyze the transfer of sulfur from a donor molecule to a thiophilic acceptor substrate.
Burow, M.   +2 more
core   +2 more sources

Yohimbine Alleviates Oxidative Stress and Suppresses Aerobic Cysteine Metabolism Elevated in the Rat Liver of High-Fat Diet-Fed Rats

open access: yesMolecules, 2023
Yohimbine is a small indole alkaloid derived from the bark of the yohimbe tree with documented biological activity, including anti-inflammatory, erectile dysfunction relieving, and fat-burning properties.
Małgorzata Iciek   +5 more
doaj   +1 more source

Conformational studies on Arabidopsis sulfurtransferase AtStr1 with spectroscopic methods [PDF]

open access: yes, 2007
Sulfurtransferases/rhodaneses (Str) are enzymes widely distributed in archaea, prokaryota and eukaryota, and catalyze the transfer of sulfur from a donor molecule to a thiophilic acceptor substrate.
Bartels, Andrea   +3 more
core   +2 more sources

Continuous chemotrophic growth and respiration of Chromatiaceae species at low oxygen concentrations [PDF]

open access: yes, 1992
Endogenous and maximum respiration rates of nine purple sulfur bacterial strains were determined. Endogenous rates were below 10 nmol O2 · (mg protein · min)-1 for sulfur-free cells and 15–35 nmol O2 · (mg protein · min)-1 for cells containg ...
Overmann, Jörg, Pfennig, Norbert
core   +1 more source

Dithiolopyrrolone Natural Products : Isolation, Synthesis and Biosynthesis [PDF]

open access: yes, 2013
Peer reviewedPublisher ...
Deng, Hai   +3 more
core   +2 more sources

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