Abstract:
:This month: Lysosomal iron linked to cell death in cancer stem cells, non-enzymatic catalyst SynCAc for histone acylation, cytotoxins ivermectin and etoposide bring new anti-fungals out of the crypt, and 2'-deoxy-ADPR as second messenger activating TRPM2.
journal_name
Cell Chem Bioljournal_title
Cell chemical biologyauthors
doi
10.1016/j.chembiol.2017.07.016subject
Has Abstractpub_date
2017-08-17 00:00:00pages
919-920issue
8eissn
2451-9456issn
2451-9448pii
S2451-9456(17)30274-Xjournal_volume
24pub_type
abstract::4'-Ethynyl-2-fluoro-2'-deoxyadenosine (EFdA/MK-8591), a nucleoside reverse transcriptase inhibitor (NRTI) under clinical trials, is a potent and promising long-acting anti-HIV type 1 (HIV-1) agent. EFdA and its derivatives possess a modified 4'-moiety and potently inhibit the replication of a wide spectrum of HIV-1 st...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.07.014
更新日期:2018-10-18 00:00:00
abstract::H2S-producing enzymes in bacteria have been shown to be closely engaged in the process of microbial survival and antibiotic resistance. However, no inhibitors have been discovered for these enzymes, e.g., 3-mercaptopyruvate sulfurtransferase (MST). In the present study, we identified several classes of inhibitors for ...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.10.012
更新日期:2020-12-17 00:00:00
abstract::Interferon-induced transmembrane protein 3 (IFITM3) is a key interferon effector that broadly prevents infection by diverse viruses. However, the cellular factors that control IFITM3 homeostasis and antiviral activity have not been fully elucidated. Using site-specific photo-crosslinking and quantitative proteomic ana...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.03.004
更新日期:2020-05-21 00:00:00
abstract::Rifamycin monooxygenases (Rox) are present in a variety of environmental bacteria and are associated with decomposition of the clinically utilized antibiotic rifampin. Here we report the structure and function of a drug-inducible rox gene from Streptomyces venezuelae, which encodes a class A flavoprotein monooxygenase...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.01.009
更新日期:2018-04-19 00:00:00
abstract::Because small-molecule activators of adenylyl cyclases (AC) affect ACs cell-wide, it is challenging to explore the signaling consequences of AC activity emanating from specific intracellular compartments. We explored this issue using a series of engineered, optogenetic, spatially restricted, photoactivable adenylyl cy...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2019.07.004
更新日期:2019-10-17 00:00:00
abstract::The discovery of novel small molecules that induce stem cell reprogramming and give efficient access to pluripotent stem cells is of major importance for potential therapeutic applications and may reveal novel insights into the factors controlling pluripotency. Chemical reprogramming of mouse epiblast stem cells (EpiS...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2016.02.015
更新日期:2016-04-21 00:00:00
abstract::The engineered ascorbate peroxidase (APEX) is a powerful tool for the proximity-dependent labeling of proteins and RNAs in live cells. Although widely use in mammalian cells, APEX applications in microorganisms have been hampered by the poor labeling efficiency of its biotin-phenol (BP) substrate. In this study, we so...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.05.006
更新日期:2020-07-16 00:00:00
abstract::The cysteine prodrug N-acetyl cysteine (NAC) is widely used as a pharmacological antioxidant and cytoprotectant. It has been reported to lower endogenous oxidant levels and to protect cells against a wide range of pro-oxidative insults. As NAC itself is a poor scavenger of oxidants, the molecular mechanisms behind the...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.01.011
更新日期:2018-04-19 00:00:00
abstract::Disorders of bone healing and remodeling are indications with an unmet need for effective pharmacological modulators. We used a high-throughput screen to identify activators of the bone marker alkaline phosphatase (ALP), and discovered 6,8-dimethyl-3-(4-phenyl-1H-imidazol-5-yl)quinolin-2(1H)-one (DIPQUO). DIPQUO marke...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2019.03.009
更新日期:2019-07-18 00:00:00
abstract::Owing to their structural flexibility, most serpins inhibit the cognate proteases in a fast and specific manner and also are susceptible to pathogenic misfolding. In this issue of Cell Chemical Biology, Madsen et al. (2016) report on the selection and characterization of an RNA aptamer that stabilizes α1-antichymotryp...
journal_title:Cell chemical biology
pub_type: 评论,杂志文章
doi:10.1016/j.chembiol.2016.06.002
更新日期:2016-06-23 00:00:00
abstract::In this issue of Cell Chemical Biology, Shah et al. (2019) report an in vitro, high-throughput assay that predicts the ability of compounds to suppress peroxidation of phospholipids. This approach provides a way to design and optimize targeted antioxidants that suppress specific oxidative event in cells, potentially o...
journal_title:Cell chemical biology
pub_type: 评论,杂志文章
doi:10.1016/j.chembiol.2019.11.003
更新日期:2019-11-21 00:00:00
abstract::Antibiotic resistance is a rapidly evolving health concern that requires a sustained effort to understand mechanisms of resistance and to develop new agents that overcome those mechanisms. The dihydrofolate reductase (DHFR) inhibitor, trimethoprim (TMP), remains one of the most important orally administered antibiotic...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2016.11.007
更新日期:2016-12-22 00:00:00
abstract::Pyridoxal 5'-phosphate (PLP) is a versatile cofactor that catalyzes a plethora of chemical transformations within a cell. Although many human PLP-dependent enzymes (PLP-DEs) with crucial physiological and pathological roles are known, a global method enabling their cellular profiling is lacking. Here, we demonstrate t...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2019.08.003
更新日期:2019-10-17 00:00:00
abstract::Activation of innate immune signaling in the tumor microenvironment is central to a successful anti-tumor immune response, and it is in large part mediated by cytosolic double-stranded DNA sensing. Here, Carozza et al. (2020b) report potent and selective inhibitors of ENPP1, a negative regulator of innate immune signa...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.11.001
更新日期:2020-11-19 00:00:00
abstract::Rhomboid-family intramembrane proteases regulate important biological processes and have been associated with malaria, cancer, and Parkinson's disease. However, due to the lack of potent, selective, and pharmacologically compliant inhibitors, the wide therapeutic potential of rhomboids is currently untapped. Here, we ...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2017.09.007
更新日期:2017-12-21 00:00:00
abstract::The natural product cepafungin I was recently reported to be one of the most potent covalent inhibitors of the 20S proteasome core particle through a series of in vitro activity assays. Here, we report a short chemoenzymatic total synthesis of cepafungin I featuring the use of a regioselective enzymatic oxidation to p...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.07.012
更新日期:2020-10-15 00:00:00
abstract::Alport syndrome is a hereditary glomerular disease caused by mutation in type IV collagen α3-α5 chains (α3-α5(IV)), which disrupts trimerization, leading to glomerular basement membrane degeneration. Correcting the trimerization of α3/α4/α5 chain is a feasible therapeutic approach, but is hindered by lack of informati...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.02.003
更新日期:2018-05-17 00:00:00
abstract::ATP is an important energy metabolite and allosteric signal in health and disease. ATP-interacting proteins, such as P2 receptors, control inflammation, cell death, migration, and wound healing. However, identification of allosteric ATP sites remains challenging, and our current inventory of ATP-controlled pathways is...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.05.010
更新日期:2020-08-20 00:00:00
abstract::In this issue of Cell Chemical Biology, Harvey et al. (2020) identify 4E14, a sulfhydryl-containing N-acetyltryptophan analog that selectively disrupts binding to the previously undruggable anti-apoptotic BCL2 paralog BFL1, and elucidate a BFL1 conformational change that facilitates 4E14 interaction. These results pro...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.05.014
更新日期:2020-06-18 00:00:00
abstract::Identification and validation of the targets of bioactive small molecules identified in cell-based screening is challenging and often meets with failure, calling for the development of new methodology. We demonstrate that a combination of chemical proteomics with in silico target prediction employing the SPiDER method...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.05.016
更新日期:2018-09-20 00:00:00
abstract::In the nematode Caenorhabditis elegans, inactivating mutations in the insulin/IGF-1 receptor, DAF-2, result in a 2-fold increase in lifespan mediated by DAF-16, a FOXO-family transcription factor. Downstream protein activities that directly regulate longevity during impaired insulin/IGF-1 signaling (IIS) are poorly ch...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2016.06.015
更新日期:2016-08-18 00:00:00
abstract::Sirtuins are a large enzyme family involved in installing and removing post-translational modifications involving lysine side chains. These enzymes have been of intense research interest and we now understand many details of their mechanism, although later steps of the deacetylase activity have remained a mystery. In ...
journal_title:Cell chemical biology
pub_type: 评论,杂志文章
doi:10.1016/j.chembiol.2017.03.004
更新日期:2017-03-16 00:00:00
abstract::G-quadruplexes are specialized secondary structures in nucleic acids that possess significant conformational polymorphisms. The precise G-quadruplex conformations in vivo and their relevance to biological functions remain controversial and unclear, especially for telomeric G-quadruplexes. Here, we report a novel singl...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2016.08.013
更新日期:2016-10-20 00:00:00
abstract::Phenotypic drug discovery offers some advantages over target-based methods, mainly because it allows drug leads to be tested in systems that more closely model distinct disease states. However, a potential disadvantage is the difficulty of linking the observed phenotype to a specific cellular target. To address this p...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2016.08.011
更新日期:2016-10-20 00:00:00
abstract::Infections with Salmonella enterica pose a challenge for antibiotic treatment. In this issue of Cell Chemical Biology, Tsai et al. use a chemical genomics approach to identify dephostatin as an inhibitor of intracellular Salmonella virulence in vitro and in vivo by targeting the two-component systems SsrA-SsrB and Pmr...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2020.06.017
更新日期:2020-07-16 00:00:00
abstract::The spliceosome mediates precursor mRNA splicing in eukaryotes, including the model organism Saccharomyces cerevisiae (yeast). Despite decades of study, no chemical inhibitors of yeast splicing in vivo are available. We have developed a system to efficiently inhibit splicing and block proliferation in living yeast cel...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.11.008
更新日期:2019-03-21 00:00:00
abstract::Despite the urgent need for assays to visualize insulin secretion there is to date no reliable method available for measuring insulin release from single cells. To address this need, we developed a genetically encoded reporter termed RINS1 based on proinsulin superfolder GFP (sfGFP) and mCherry fusions for monitoring ...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2017.03.001
更新日期:2017-04-20 00:00:00
abstract::Contrary to the classic model of protein kinase A (PKA) residing outside of the nucleus, we identify a nuclear signaling complex that consists of AKAP95, PKA, and PDE4D5 and show that it forms a functional cyclic AMP (cAMP) signaling microdomain. Locally generated cAMP can accumulate within the vicinity of this comple...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2019.03.003
更新日期:2019-06-20 00:00:00
abstract::There is a scarcity of pharmacological tools to interrogate protein kinase function in Plasmodium parasites, the causative agent of malaria. Among Plasmodium's protein kinases, those characterized as atypical represent attractive drug targets as they lack sequence similarity to human proteins. Here, we describe takini...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2018.11.003
更新日期:2019-03-21 00:00:00
abstract::In this issue of Cell Chemical Biology, Diaz et al. (2017) report a strategy to achieve temporal, spatial, and stoichiometric control over the protein kinase cAbl in living cells. They achieve this by splitting cAbl into two inactive fragments that form an active kinase upon small molecule addition, potentially provid...
journal_title:Cell chemical biology
pub_type: 杂志文章
doi:10.1016/j.chembiol.2017.10.004
更新日期:2017-10-19 00:00:00