MPSR1 is a cytoplasmic PQC E3 ligase for eliminating emergent misfolded proteins in Arabidopsis thaliana.

abstract：:Mumps virus (MuV) is a highly contagious pathogen, and despite extensive vaccination campaigns, outbreaks continue to occur worldwide. The virus has a negative-sense, single-stranded RNA genome that is encapsidated by the nucleocapsid protein (N) to form the nucleocapsid (NC). NC serves as the template for both transc...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Cox R,Pickar A,Qiu S,Tsao J,Rodenburg C,Dokland T,Elson A,He B,Luo M

更新日期：2014-10-21 00:00:00

abstract：:The interference of microtubular disruptors with the uptake of amino acids and other low molecular weight substrates has been studied in Morris hepatomas, host liver, and regenerating liver. Colchicine inhibits amino acid transport (alpha-aminoisobutyric acid, L-methionine, and L-leucine) in hepatomas by 59-98% wherea...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Tauber R,Reutter W

更新日期：1980-09-01 00:00:00

abstract：:Interphase chromosomes were isolated in good yield from four species of fungi. In no case does the chromatin contain histones such as are characteristic of the chromosomes of other eukaryotic organisms. ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Leighton TJ,Dill BC,Stock JJ,Phillips C

更新日期：1971-03-01 00:00:00

abstract：:Cumulative distributions of the number of doublings undergone by mixed megakaryocytic/erythroblastic colonies and by pure megakaryocytic colonies were determined from plasma clot cultures of bone marrow (from C57BL/6 mice) supplemented with erythropoietin. Analysis of these distributions suggests that these colonies a...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Paulus JM,Prenant M,Deschamps JF,Henry-Amar M

更新日期：1982-07-01 00:00:00

abstract：:We describe a fractionation and purification scheme for the Drosophila RNA polymerase II general transcription factors. Drosophila TFIIE, TFIIF, TFIIH, and RNA polymerase II have been purified to greater than 50% homogeneity from Drosophila embryo nuclear extracts. TFIID has been purified 80-fold and is not significan...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Austin RJ,Biggin MD

更新日期：1996-06-11 00:00:00

abstract：:In vitro translation of cellular poly(A)+ RNA coupled with immunoprecipitation was developed as a technique for characterizing 1,25-dihydroxyvitamin D3 [1,25-(OH)2D3] receptors and assessing receptor mRNA activity. Cell-free translation of poly(A)+ RNA isolated from chicken intestine revealed two immunoprecipitable fo...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Mangelsdorf DJ,Pike JW,Haussler MR

更新日期：1987-01-01 00:00:00

abstract：:Ants are the world's most conspicuous and important eusocial insects and their diversity, abundance, and extreme behavioral specializations make them a model system for several disciplines within the biological sciences. Here, we report the discovery of a new ant that appears to represent the sister lineage to all ext...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Rabeling C,Brown JM,Verhaagh M

更新日期：2008-09-30 00:00:00

abstract：:Nanophthalmos is a rare disorder of eye development characterized by extreme hyperopia (farsightedness), with refractive error in the range of +8.00 to +25.00 diopters. Because the cornea and lens are normal in size and shape, hyperopia occurs because insufficient growth along the visual axis places these lensing comp...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Sundin OH,Leppert GS,Silva ED,Yang JM,Dharmaraj S,Maumenee IH,Santos LC,Parsa CF,Traboulsi EI,Broman KW,Dibernardo C,Sunness JS,Toy J,Weinberg EM

更新日期：2005-07-05 00:00:00

abstract：:Cytochrome c oxidase (ferrocytochrome c: oxygen oxidoreductase, EC 1.9.3.1) has been resolved into a pair of complexes of unequal molecular weight. The larger complex (electron transfer complex) contains exclusively the oxidation-reduction proteins characteristic of cytochrome oxidase; the smaller complex (ion transfe...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Fry M,Vande Zande H,Green DE

更新日期：1978-12-01 00:00:00

abstract：:A pentapeptide open reading frame equipped with a canonical ribosome-binding site is present in the Escherichia coli 23S rRNA. Overexpression of 23S rRNA fragments containing the mini-gene renders cells resistant to the ribosome-inhibiting antibiotic erythromycin. Mutations that change either the initiator or stop cod...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Tenson T,DeBlasio A,Mankin A

更新日期：1996-05-28 00:00:00

abstract：:In vitro, polynucleotide phosphorylase of Escherichia coli can both synthesize RNA by using nucleotide diphosphates as precursors and exonucleolytically degrade RNA in the presence of inorganic phosphate. However, because of the high in vivo concentration of inorganic phosphate in exponentially growing cells, it has b...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Mohanty BK,Kushner SR

更新日期：2000-10-24 00:00:00

abstract：:A half-century's worth of research has established the existence of numerous event-related potential components measuring different cognitive operations in humans including the selection of stimuli by covert attention mechanisms. Surprisingly, it is unknown whether nonhuman primates exhibit homologous electrophysiolog...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Woodman GF,Kang MS,Rossi AF,Schall JD

更新日期：2007-09-18 00:00:00

abstract：:Transforming growth factor-beta (TGFbeta) signaling has been shown to play a role in cardiac development as well as in the pathogenesis of cardiovascular disease. Prior studies have suggested a relationship between cholesterol metabolism and TGFbeta signaling. Here we demonstrate that induction of the cholesterol meta...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Park HJ,Galper JB

更新日期：1999-09-28 00:00:00

abstract：:We sublocalized the yeast nucleoporin Nup82 to the cytoplasmic side of the nuclear pore complex (NPC) by immunoelectron microscopy. Moreover, by in vitro binding assays we showed that Nup82 interacts with the C-terminal region of Nup159, a yeast nucleoporin that previously was also localized to the cytoplasmic side of...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Hurwitz ME,Strambio-de-Castillia C,Blobel G

更新日期：1998-09-15 00:00:00

abstract：:This investigation was undertaken to determine the possible role of growth hormone (GH) in the hormonal regulation of hepatic low density lipoprotein (LDL) receptor expression. Treatment of normal rats with estrogen (ethynylestradiol, 5 mg/kg per day) increased the number of hepatic LDL receptors, and the LDL receptor...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Rudling M,Norstedt G,Olivecrona H,Reihnér E,Gustafsson JA,Angelin B

更新日期：1992-08-01 00:00:00

abstract：:For length and area, a central fact is that the value of the length of a curve or the area of a surface, as given by the Lebesgue theory, is at least as great as that given by the classical formula, whenever the latter has meaning. This is now found not to be valid in higher dimensions. We give an example of a continu...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Goffman C

更新日期：1969-05-01 00:00:00

abstract：:Human appropriation of net primary production (HANPP), the aggregate impact of land use on biomass available each year in ecosystems, is a prominent measure of the human domination of the biosphere. We present a comprehensive assessment of global HANPP based on vegetation modeling, agricultural and forestry statistics...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Haberl H,Erb KH,Krausmann F,Gaube V,Bondeau A,Plutzar C,Gingrich S,Lucht W,Fischer-Kowalski M

更新日期：2007-07-31 00:00:00

abstract：:MuB is an ATP-dependent nonspecific DNA-binding protein that regulates the activity of the MuA transposase and captures target DNA for transposition. Mechanistic understanding of MuB function has previously been hindered by MuB's poor solubility. Here we combine bioinformatic, mutagenic, biochemical, and electron micr...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Mizuno N,Dramićanin M,Mizuuchi M,Adam J,Wang Y,Han YW,Yang W,Steven AC,Mizuuchi K,Ramón-Maiques S

更新日期：2013-07-02 00:00:00

abstract：:A predictive coarse-grained protein force field [associative memory, water-mediated, structure, and energy model for molecular dynamics (AWSEM)-MD] is used to study the energy landscapes and relative stabilities of amyloid-β protein (1-40) in the monomer and all of its oligomeric forms up to an octamer. We find that a...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Zheng W,Tsai MY,Chen M,Wolynes PG

更新日期：2016-10-18 00:00:00

abstract：:Embryonic pluripotency in the mouse is established and maintained by a gene-regulatory network under the control of a core set of transcription factors that include octamer-binding protein 4 (Oct4; official name POU domain, class 5, transcription factor 1, Pou5f1), sex-determining region Y (SRY)-box containing gene 2 ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Fernandez-Tresguerres B,Cañon S,Rayon T,Pernaute B,Crespo M,Torroja C,Manzanares M

更新日期：2010-11-16 00:00:00

abstract：:The relative importance of the roles of adaptation and chance in determining genetic diversity and evolution has received attention in the last 50 years, but our understanding is still incomplete. All statements about the relative effects of evolutionary factors, especially drift, need confirmation by strong demograph...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Chiaroni J,Underhill PA,Cavalli-Sforza LL

更新日期：2009-12-01 00:00:00

abstract：:Most of our knowledge about transmission at central synapses has been obtained by studying populations of synapses, but some important properties of synapses can be determined only by studying them individually. An important issue is whether a presynaptic action potential causes, at most, a single vesicle to be releas...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Conti R,Lisman J

更新日期：2003-04-15 00:00:00

abstract：:The expression and integration of membrane proteins into vesicle membranes is a critical step in the design of cell-mimetic biosensors, bioreactors, and artificial cells. While membrane proteins have been integrated into a variety of nonnatural membranes, the effects of the chemical and physical properties of these ve...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Jacobs ML,Boyd MA,Kamat NP

更新日期：2019-03-05 00:00:00

abstract：:In this paper, we report the transcriptional organization of a 450-kb gene cluster in Xq28, flanked by the glucose-6-phosphate dehydrogenase and the color vision genes. CpG islands previously identified and mapped to distal Xq28 have helped in construction of a continuous contig of cosmids and in identification of cDN...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Bione S,Tamanini F,Maestrini E,Tribioli C,Poustka A,Torri G,Rivella S,Toniolo D

更新日期：1993-12-01 00:00:00

abstract：:Critical to the maintenance of circadian rhythmicity is the cyclic expression of at least some components of the central oscillator. High-amplitude cycling of mRNA and protein abundance, protein phosphorylation and nuclear/cytoplasmic shuttling have all been implicated in the maintenance of circadian period. Here we u...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Kim WY,Geng R,Somers DE

更新日期：2003-04-15 00:00:00

abstract：:Gene transfer into early embryos is a powerful methodology for unraveling the molecular bases of developmental processes. One can attempt to minimize widespread effects of an exogenous gene by using tissue- or region-specific promoters in the few instances where they are available. We have developed a method that bypa...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Fekete DM,Cepko CL

更新日期：1993-03-15 00:00:00

abstract：:For the emergence of early life, the formation of biopolymers such as RNA is essential. However, the addition of nucleotide monomers to existing oligonucleotides requires millimolar concentrations. Even in such optimistic settings, no polymerization of RNA longer than about 20 bases could be demonstrated. How then cou...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Mast CB,Schink S,Gerland U,Braun D

更新日期：2013-05-14 00:00:00

abstract：:The effect of 12-O-tetradecanoylphorbol 13-acetate (TPA), a potent tumor promoter, on the synthesis of proteins in BALB/c 3T3 mouse fibroblasts has been studied. When [35S]methionine-labeled proteins synthesized after the addition of TPA were analyzed by one- or two-dimensional polyacrylamide gel electrophoresis, the ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Hiwasa T,Fujimura S,Sakiyama S

更新日期：1982-03-01 00:00:00

abstract：:Serum amyloid A (SAA) is an acute-phase plasma protein that functions in innate immunity and lipid homeostasis. SAA is a protein precursor of reactive AA amyloidosis, the major complication of chronic inflammation and one of the most common human systemic amyloid diseases worldwide. Most circulating SAA is protected f...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Jayaraman S,Gantz DL,Haupt C,Gursky O

更新日期：2017-08-08 00:00:00

abstract：:We investigated the participation of genomic regulatory events in the response of the songbird brain to a natural auditory stimulus of known physiological and behavioral relevance, birdsong. Using in situ hybridization, we detected a rapid increase in forebrain mRNA levels of an immediate-early gene encoding a transcr...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Mello CV,Vicario DS,Clayton DF

更新日期：1992-08-01 00:00:00