Results 81 to 90 of about 74,519 (256)

Acute Hepatic Porphyrias: Review and Recent Progress. [PDF]

open access: yes, 2019
The acute hepatic porphyrias (AHPs) are a group of four inherited diseases of heme biosynthesis that present with episodic, acute neurovisceral symptoms.
Andant   +40 more
core   +1 more source

In vitro reconstitution reveals major differences between human and bacterial cytochrome c synthases

open access: yeseLife, 2021
Cytochromes c are ubiquitous heme proteins in mitochondria and bacteria, all possessing a CXXCH (CysXxxXxxCysHis) motif with covalently attached heme. We describe the first in vitro reconstitution of cytochrome c biogenesis using purified mitochondrial ...
Molly C Sutherland   +8 more
doaj   +1 more source

Cytochrome c 6-like protein as a putative donor of electrons to photosystem I in the cyanobacterium Nostoc sp. PCC 7119 [PDF]

open access: yes, 2011
Most organisms performing oxygenic photosynthesis contain either cytochrome c 6 or plastocyanin, or both, to transfer electrons from cytochrome b 6-f to photosystem I. Even though plastocyanin has superseded cytochrome c 6 along evolution, plants contain
Gil Martínez, Jorge   +2 more
core   +1 more source

A mutant of Neurospora crassa deficient in cytochrome c heme lyase activity cannot import cytochrome c into mitochondria [PDF]

open access: yes, 1988
The nuclear cyt-2-1 mutant of Neurospora crassa is characterized by a gross deficiency of cytochrome c (Bertrand, H., and Collins, R. A. (1978) Mol. Gen. Genet. 166, 1-13).
Drygas, Mariola E.   +4 more
core   +1 more source

Thermodynamic Volume Cycles for Electron Transfer in the Cytochrome c Oxidase and for the Binding of Cytochrome c to Cytochrome c Oxidase [PDF]

open access: yesBiophysical Journal, 1998
Dilatometry is a sensitive technique for measuring volume changes occurring during a chemical reaction. We applied it to the reduction-oxidation cycle of cytochrome c oxidase, and to the binding of cytochrome c to the oxidase. We measured the volume changes that occur during the interconversion of oxidase intermediates.
Gaston Hui Bon Hoa   +4 more
openaire   +3 more sources

A crucial role of the mitochondrial protein import receptor MOM19 for the biogenesis of mitochondria [PDF]

open access: yes, 1994
The novel genetic method of "sheltered RIP" (repeat induced point mutation) was used to generate a Neurospora crassa mutant in which MOM19, a component of the protein import machinery of the mitochondrial outer membrane, can be depleted.
Harkness, Troy A. A.   +4 more
core   +8 more sources

Cytochrome c-554 from Methylosinus trichosporium OB3b; a protein that belongs to the cytochrome c2 family and exhibits a HALS-Type EPR signal. [PDF]

open access: yesPLoS ONE, 2011
A small soluble cytochrome c-554 purified from Methylosinus trichosporium OB3b has been purified and analyzed by amino acid sequencing, mass spectrometry, visible, CD and EPR spectroscopies.
Espen Harbitz, K Kristoffer Andersson
doaj   +1 more source

Evolution of the Couple Cytochrome c and Cytochrome c Oxidase in Primates [PDF]

open access: yes, 2012
Mitochondrial energy metabolism has been affected by a broad set of ancient and recent evolutionary events. The oldest example is the endosymbiosis theory that led to mitochondria and a recently proposed example is adaptation to cold climate by anatomically modern human lineages.
Denis Pierron   +4 more
openaire   +3 more sources

Mapping the Cytochrome C Folding Landscape [PDF]

open access: yes, 2003
The solution to the riddle of how a protein folds is encoded in the conformational energy landscape for the constituent polypeptide. Employing fluorescence energy transfer kinetics, we have mapped the S.
Lyubovitsky, Julia Gennadievna
core   +1 more source

The fox Operon from Rhodobacter Strain SW2 Promotes Phototrophic Fe(II) Oxidation in Rhodobacter capsulatus SB1003 [PDF]

open access: yes, 2007
Anoxygenic photosynthesis based on Fe(II) is thought to be one of the most ancient forms of metabolism and is hypothesized to represent a transition step in the evolution of oxygenic photosynthesis.
Croal, Laura R.   +2 more
core   +1 more source

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