Too much of a good thing: the Prl-3 in p53's oyster.

abstract：:FGF and other Ras/MAPK pathway activators counterbalance BMP action during neurogenesis, bone formation, and other aspects of vertebrate development and homeostasis. BMP receptors signal through C-terminal phosphorylation and nuclear translocation of the transcription factor Smad1, whereas MAPKs catalyze inhibitory ph...

journal_title：Molecular cell

authors： Sapkota G,Alarcón C,Spagnoli FM,Brivanlou AH,Massagué J

更新日期：2007-02-09 00:00:00

abstract：:Metabolic reprogramming is a characteristic of cancer cells. Three studies published in this month's Molecular Cell provide novel insights into the role of mitochondrial pyruvate in tumor metabolism and describe how targeting pyruvate transport and metabolism may afford therapeutic benefit. ...

journal_title：Molecular cell

authors： Szlosarek PW,Lee S,Pollard PJ

更新日期：2014-11-06 00:00:00

abstract：:The mechanisms controlling growth and patterning along the proximal-distal axis of the vertebrate limb are yet to be understood. We show that restriction of expression of the homeobox gene Meis2 to proximal regions of the limb bud is essential for limb development, since ectopic Meis2 severely disrupts limb outgrowth....

journal_title：Molecular cell

authors： Capdevila J,Tsukui T,Rodríquez Esteban C,Zappavigna V,Izpisúa Belmonte JC

更新日期：1999-11-01 00:00:00

abstract：:Formation and maintenance of specialized plasma membrane domains are crucial for many biological processes, such as cell polarization and signaling. During isotropic bud growth, the yeast cell periphery is divided into two domains: the bud surface, an active site of exocytosis and growth, and the relatively quiescent ...

journal_title：Molecular cell

authors： Barral Y,Mermall V,Mooseker MS,Snyder M

更新日期：2000-05-01 00:00:00

abstract：:The diversity of mRNA lifetimes in bacterial cells is difficult to reconcile with the relaxed cleavage site specificity of RNase E, the endonuclease most important for governing mRNA degradation. This enzyme has generally been thought to locate cleavage sites by searching freely in three dimensions. However, our resul...

journal_title：Molecular cell

authors： Richards J,Belasco JG

更新日期：2019-04-18 00:00:00

abstract：:To exert regulatory function, miRNAs guide Argonaute (AGO) proteins to partially complementary sites on target RNAs. Crosslinking and immunoprecipitation (CLIP) assays are state-of-the-art to map AGO binding sites, but assigning the targeting miRNA to these sites relies on bioinformatics predictions and is therefore i...

journal_title：Molecular cell

authors： Grosswendt S,Filipchyk A,Manzano M,Klironomos F,Schilling M,Herzog M,Gottwein E,Rajewsky N

更新日期：2014-06-19 00:00:00

abstract：:The essential histone H3 lysine 79 methyltransferase Dot1L regulates transcription and genomic stability and is deregulated in leukemia. The activity of Dot1L is stimulated by mono-ubiquitination of histone H2B on lysine 120 (H2BK120Ub); however, the detailed mechanism is not understood. We report cryo-EM structures o...

journal_title：Molecular cell

authors： Valencia-Sánchez MI,De Ioannes P,Wang M,Vasilyev N,Chen R,Nudler E,Armache JP,Armache KJ

更新日期：2019-06-06 00:00:00

abstract：:Androgen receptor (AR) plays a critical role in the development and progression of prostate cancer, where it is a key therapeutic target. Here we report that, in contrast to estrogen receptor transcription complexes which form within minutes and recycle hourly, the levels of regulatory regions bound by AR complexes ri...

journal_title：Molecular cell

authors： Wang Q,Carroll JS,Brown M

更新日期：2005-09-02 00:00:00

abstract：:Argonaute proteins are required for the biogenesis of some small RNAs (sRNAs), including the PIWI-interacting RNAs and some microRNAs. How Argonautes mediate maturation of sRNAs independent of their slicer activity is not clear. The maturation of the Neurospora microRNA-like sRNA, milR-1, requires the Argonaute protei...

journal_title：Molecular cell

authors： Xue Z,Yuan H,Guo J,Liu Y

更新日期：2012-05-11 00:00:00

abstract：:Proliferating metazoan cells respond to damage that has the potential to cause genomic instability by restricting the cell division cycle or by initiating apoptosis. The molecular mechanisms determining the balance between these responses are not well understood. Here, we show that the apoptotic initiator protease cas...

journal_title：Molecular cell

authors： Allan LA,Clarke PR

更新日期：2007-04-27 00:00:00

abstract：:In this issue of Molecular Cell, Weinert et al. (2013) demonstrate that the intermediary metabolite acetyl-phosphate is an important acetyl donor that contributes to global protein acetylation in growth-arrested E. coli. ...

journal_title：Molecular cell

authors： Verdin E,Ott M

更新日期：2013-07-25 00:00:00

abstract：:Homeothermic organisms maintain their core body temperature in a narrow, tightly controlled range. Whether and how subtle circadian oscillations or disease-associated changes in core body temperature are sensed and integrated in gene expression programs remain elusive. Furthermore, a thermo-sensor capable of sensing t...

journal_title：Molecular cell

authors： Haltenhof T,Kotte A,De Bortoli F,Schiefer S,Meinke S,Emmerichs AK,Petermann KK,Timmermann B,Imhof P,Franz A,Loll B,Wahl MC,Preußner M,Heyd F

更新日期：2020-04-02 00:00:00

abstract：:In Escherichia coli, topoisomerase IV, a type II topoisomerase, mediates the resolution of topological linkages between replicated daughter chromosomes and is essential for chromosome segregation. Topo IV activity is restricted to only a short interval late in the cell cycle. However, the mechanism that confers this t...

journal_title：Molecular cell

authors： Madabhushi R,Marians KJ

更新日期：2009-01-30 00:00:00

abstract：:CREB-binding protein (CBP) possesses an intrinsic acetyltransferase activity capable of acetylating nucleosomal histones as well as several nonhistone proteins. Here, it is shown that CBP can acetylate hepatocyte nuclear factor-4 (HNF-4), a member of the nuclear hormone receptor family, at lysine residues within the n...

journal_title：Molecular cell

authors： Soutoglou E,Katrakili N,Talianidis I

更新日期：2000-04-01 00:00:00

abstract：:The transcriptional activity of NF-kappa B is stimulated upon phosphorylation of its p65 subunit on serine 276 by protein kinase A (PKA). The transcriptional coactivator CPB/p300 associates with NF-kappa B p65 through two sites, an N-terminal domain that interacts with the C-terminal region of unphosphorylated p65, an...

journal_title：Molecular cell

authors： Zhong H,Voll RE,Ghosh S

更新日期：1998-04-01 00:00:00

abstract：:In this issue, Roberts et al. (2014) describe how hexokinase and mTORC1 cooperate to sense disequilibrium between glucose uptake and utilization and direct the balance of anabolism and catabolism to ensure the appropriate use of cellular resources. ...

journal_title：Molecular cell

authors： Kundu M

更新日期：2014-02-20 00:00:00

abstract：:Protein kinase RNA-activated (PKR) induces immune response by sensing viral double-stranded RNAs (dsRNAs). However, growing evidence suggests that PKR can also be activated by endogenously expressed dsRNAs. Here, we capture these dsRNAs by formaldehyde-mediated crosslinking and immunoprecipitation sequencing and find ...

journal_title：Molecular cell

authors： Kim Y,Park J,Kim S,Kim M,Kang MG,Kwak C,Kang M,Kim B,Rhee HW,Kim VN

更新日期：2018-09-20 00:00:00

abstract：:Neurons undertake an amazing journey from the center of the developing mammalian brain to the outer layers of the cerebral cortex. Doublecortin, a component of the microtubule cytoskeleton, is essential in postmitotic neurons and was identified because its mutation disrupts human brain development. Doublecortin stabil...

journal_title：Molecular cell

authors： Moores CA,Perderiset M,Francis F,Chelly J,Houdusse A,Milligan RA

更新日期：2004-06-18 00:00:00

abstract：:The methylcytosine oxidase TET proteins play important roles in DNA demethylation and development. However, it remains elusive how exactly they target substrates and execute oxidation. Interestingly, we found that, in mice, the full-length TET1 isoform (TET1e) is restricted to early embryos, embryonic stem cells (ESCs...

journal_title：Molecular cell

authors： Zhang W,Xia W,Wang Q,Towers AJ,Chen J,Gao R,Zhang Y,Yen CA,Lee AY,Li Y,Zhou C,Liu K,Zhang J,Gu TP,Chen X,Chang Z,Leung D,Gao S,Jiang YH,Xie W

更新日期：2016-12-15 00:00:00

abstract：:Human cleavage factor I(m) (CFI(m)) is a heterodimeric RNA binding protein complex that functions at an early step in the assembly of the pre-mRNA 3' processing complex. In this report we show that CFI(m) can stimulate both cleavage and poly(A) addition, and can act to suppress poly(A) site cleavage in a sequence-depe...

journal_title：Molecular cell

authors： Brown KM,Gilmartin GM

更新日期：2003-12-01 00:00:00

abstract：:The ribosome, a ribonucleoprotein machine for protein synthesis, can also serve as an abundant nutrient source under starvation conditions. In a recent issue of Science, Wyant et al. (2018) discovered a specialized "spoon" to "scoop up" more ribosomes for degradation by autophagy. ...

journal_title：Molecular cell

authors： Nakatogawa H

更新日期：2018-07-19 00:00:00

abstract：:It is generally believed that eukaryotic ribosomes first associate with mRNA in the cytoplasm. However, we show with chromosomal immunostaining and in situ hybridization that ribosomal subunits are present at transcription sites of Drosophila salivary gland chromosomes. Immunostaining was carried out with antibodies s...

journal_title：Molecular cell

authors： Brogna S,Sato TA,Rosbash M

更新日期：2002-07-01 00:00:00

abstract：:We have developed a highly parallel strategy, systematic gene-to-phenotype arrays (SGPAs), to comprehensively map the genetic landscape driving molecular phenotypes of interest. By this approach, a complete yeast genetic mutant array is crossed with fluorescent reporters and imaged on membranes at high density and con...

journal_title：Molecular cell

authors： Jaeger PA,Ornelas L,McElfresh C,Wong LR,Hampton RY,Ideker T

更新日期：2018-01-18 00:00:00

abstract：:tRNAs are subject to numerous modifications, including methylation. Mutations in the human N7-methylguanosine (m7G) methyltransferase complex METTL1/WDR4 cause primordial dwarfism and brain malformation, yet the molecular and cellular function in mammals is not well understood. We developed m7G methylated tRNA immunop...

journal_title：Molecular cell

authors： Lin S,Liu Q,Lelyveld VS,Choe J,Szostak JW,Gregory RI

更新日期：2018-07-19 00:00:00

abstract：:The TATA binding protein (TBP) is required for the expression of nearly all genes and is highly regulated both positively and negatively. Here, we use DNA microarrays to explore the genome-wide interplay of several TBP-interacting inhibitors in the yeast Saccharomyces cerevisiae. Our findings suggest the following: Th...

journal_title：Molecular cell

authors： Chitikila C,Huisinga KL,Irvin JD,Basehoar AD,Pugh BF

更新日期：2002-10-01 00:00:00

abstract：:Various experiments have demonstrated a collaborative action of Myc and Ras, both in normal cell growth control as well as during oncogenesis. We now show that Ras enhances the accumulation of Myc activity by stabilizing the Myc protein. Whereas Myc has a very short half-life when produced in the absence of mitogenic ...

journal_title：Molecular cell

authors： Sears R,Leone G,DeGregori J,Nevins JR

更新日期：1999-02-01 00:00:00

abstract：:ClpXP is a protein machine composed of the ClpX ATPase, a member of the Clp/Hsp100 family of remodeling enzymes, and the ClpP peptidase. Here, ClpX and ClpXP are shown to catalyze denaturation of GFP modified with an ssrA degradation tag. ClpX translocates this denatured protein into the proteolytic chamber of ClpP an...

journal_title：Molecular cell

authors： Kim YI,Burton RE,Burton BM,Sauer RT,Baker TA

更新日期：2000-04-01 00:00:00

abstract：:E1 enzymes activate ubiquitin or related proteins and pass them to E2 enzymes. A recent structure and associated biochemical studies (Huang et al., 2005) show how an E1 binds its cognate E2 and indicates that large, conformational changes will be an integral component of the E1 reaction cycle. ...

journal_title：Molecular cell

authors： VanDemark AP,Hill CP

更新日期：2005-02-18 00:00:00

abstract：:Streptolydigin (Stl) is a potent inhibitor of bacterial RNA polymerases (RNAPs). The 2.4 A resolution structure of the Thermus thermophilus RNAP-Stl complex showed that, in full agreement with the available genetic data, the inhibitor binding site is located 20 A away from the RNAP active site and encompasses the brid...

journal_title：Molecular cell

authors： Temiakov D,Zenkin N,Vassylyeva MN,Perederina A,Tahirov TH,Kashkina E,Savkina M,Zorov S,Nikiforov V,Igarashi N,Matsugaki N,Wakatsuki S,Severinov K,Vassylyev DG

更新日期：2005-09-02 00:00:00

abstract：:Certain nascent peptide sequences, when within the ribosomal exit tunnel, can inhibit translation termination and/or peptide elongation. The 24 residue leader peptidyl-tRNA of the tna operon of E. coli, TnaC-tRNA(Pro), in the presence of excess tryptophan, resists cleavage at the tnaC stop codon. TnaC residue Trp12 is...

journal_title：Molecular cell

authors： Cruz-Vera LR,Rajagopal S,Squires C,Yanofsky C

更新日期：2005-08-05 00:00:00