Results 31 to 40 of about 12,878 (190)

CBS domains form energy-sensing modules whose binding of adenosine ligands is disrupted by disease mutations [PDF]

open access: yes, 2004
CBS domains are defined as sequence motifs that occur in several different proteins in all kingdoms of life. Although thought to be regulatory, their exact functions have been unknown.
Anis, Miliea   +7 more
core   +6 more sources

satmut_utils: a simulation and variant calling package for multiplexed assays of variant effect

open access: yesGenome Biology, 2023
The impact of millions of individual genetic variants on molecular phenotypes in coding sequences remains unknown. Multiplexed assays of variant effect (MAVEs) are scalable methods to annotate relevant variants, but existing software lacks ...
Ian Hoskins   +4 more
doaj   +1 more source

Inactivation of cystathionine β-synthase with peroxynitrite [PDF]

open access: yesArchives of Biochemistry and Biophysics, 2009
Cystathionine beta-synthase (CBS) is a homocysteine metabolizing enzyme that contains pyridoxal phosphate (PLP) and a six-coordinate heme cofactor of unknown function. CBS was inactivated by peroxynitrite, the product of nitric oxide and superoxide radicals. The IC(50) was approximately 150microM for 5microM ferric CBS.
Laura, Celano   +6 more
openaire   +2 more sources

LC-MS proteomics analysis of the iInsulin/IGF-1-deficient Caenorhabditis elegans daf-2(e1370) mutant reveals extensive restructuring of intermediary metabolism [PDF]

open access: yes, 2014
The insulin/IGF-1 receptor is a major known determinant of dauer formation, stress resistance, longevity, and metabolism in Caenorhabditis elegans. In the past, whole-genome transcript profiling was used extensively to study differential gene expression ...
Braeckman, Bart   +7 more
core   +2 more sources

Sex-specific dysregulation of cysteine oxidation and the methionine and folate cycles in female cystathionine gamma-lyase null mice: a serendipitous model of the methylfolate trap

open access: yesBiology Open, 2015
In addition to its role in the endogenous synthesis of cysteine, cystathionine gamma-lyase (CGL) is a major physiological source of the vasorelaxant hydrogen sulfide.
Hua Jiang   +6 more
doaj   +1 more source

Reprogramming Hansenula polymorpha for penicillin production: expression of the Penicillium chrysogenum pcl gene [PDF]

open access: yes, 2007
We aim to introduce the penicillin biosynthetic pathway into the methylotrophic yeast Hansenula polymorpha. To allow simultaneous expression of the multiple genes of the penicillin biosynthetic pathway, additional markers were required.
Gidijala, Loknath,   +3 more
core   +2 more sources

N-acetylcysteine serves as substrate of 3-mercaptopyruvate sulfurtransferase and stimulates sulfide metabolism in colon cancer cells [PDF]

open access: yes, 2019
Hydrogen sulfide (H2S) is an endogenously produced signaling molecule. The enzymes 3-mercaptopyruvate sulfurtransferase (MST), partly localized in mitochondria, and the inner mitochondrial membrane-associated sulfide:quinone oxidoreductase (SQR), besides
Forte, Elena   +8 more
core   +2 more sources

Memantine Protects From Exacerbation of Ischemic Stroke and Blood Brain Barrier Disruption in Mild But Not Severe Hyperhomocysteinemia

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2020
Background Hyperhomocysteinemia is a risk factor for ischemic stroke; however, a targeted treatment strategy is lacking partly because of limited understanding of the causal role of homocysteine in cerebrovascular pathogenesis.
Sean X. Gu   +8 more
doaj   +1 more source

Hydrogen Sulfide: Redox Metabolism and Signaling [PDF]

open access: yes, 2011
The recognition of hydrogen sulfide (H2S) as an endogenously produced gas with signaling potential has stimulated research on a multitude of physiological effects mediated in the cardiovascular, immune, gastrointestinal, genitourinary, endocrine, and ...
Banerjee, Ruma
core   +1 more source

1,25‐dihydroxyvitamin D 3 influences cellular homocysteine levels in murine preosteoblastic MC3T3‐E1 cells by direct regulation of cystathionine β‐synthase [PDF]

open access: yes, 2011
High homocysteine (HCY) levels are a risk factor for osteoporotic fracture. Furthermore, bone quality and strength are compromised by elevated HCY owing to its negative impact on collagen maturation.
Boonen   +40 more
core   +3 more sources

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