Molecular relationships between U snRNP proteins as investigated by rabbit antisera and peptide mapping.

abstract：:Exposure of pyrimidines of DNA to ionizing radiation under aerobic conditions or oxidizing agents results in attack on the 5,6 double bond of the pyrimidine ring or on the exocyclic 5-methyl group. The primary product of oxidation of the 5,6 double bond of thymine is thymine glycol, while oxidation of the 5-methyl gro...

journal_title：Nucleic acids research

authors： Zuo S,Boorstein RJ,Teebor GW

更新日期：1995-08-25 00:00:00

abstract：:Ribosomal DNA (rDNA) from Xenopus laevis contains several heterogeneities in all three transcribed spacers, as revealed by analysis of cloned and uncloned amplified rDNA from oocytes and cloned chromosomal rDNA from erythrocytes. Heterogeneities include single base changes and length variants of one to several nucleot...

journal_title：Nucleic acids research

authors： Stewart MA,Hall LM,Maden BE

更新日期：1983-02-11 00:00:00

abstract：:Exposure of Schizosaccharomyces pombe cells to UV light results in increased uvi15(+) gene expression at both the mRNA and protein levels, leading to elevated cell survival. This UV-induced expression of the uvi15(+) gene was reduced in Deltasty1 and Deltawis1 cells lacking the stress-activated protein kinase pathway,...

journal_title：Nucleic acids research

authors： Kim M,Lee W,Park J,Kim JB,Jang YK,Seong RH,Choe SY,Park SD

更新日期：2000-09-01 00:00:00

abstract：:The human MTH1 gene for 8-oxo-7,8-dihydrodeoxyguanosine triphosphatase, produces seven types (types 1, 2A, 2B, 3A, 3B, 4A and 4B) of mRNAs. The B-type mRNAs with exon 2b-2c segments have three additional in-frame AUGs in their 5' regions. We report here that these transcripts produce three forms of MTH1 polypeptides (...

journal_title：Nucleic acids research

authors： Oda H,Taketomi A,Maruyama R,Itoh R,Nishioka K,Yakushiji H,Suzuki T,Sekiguchi M,Nakabeppu Y

更新日期：1999-11-15 00:00:00

abstract：:We determined the structure around the gap region between 28S alpha and 28S beta rRNA of Bombyx mori, a lepidopteran insect, to know the introduction mechanism of the hidden break, an interruption of the phosphodiester bond specific to the 28S rRNA of protostomes. Sequence analysis and S1 nuclease mapping suggested th...

journal_title：Nucleic acids research

authors： Fujiwara H,Ishikawa H

更新日期：1986-08-26 00:00:00

abstract：:Liquid-liquid phase separation plays an important role in a variety of cellular processes, including the formation of membrane-less organelles, the cytoskeleton, signalling complexes, and many other biological supramolecular assemblies. Studies on the molecular basis of phase separation in cells have focused on protei...

journal_title：Nucleic acids research

authors： Zhang Y,Yang M,Duncan S,Yang X,Abdelhamid MAS,Huang L,Zhang H,Benfey PN,Waller ZAE,Ding Y

更新日期：2019-12-16 00:00:00

abstract：:BmFTZ-F1 is a Bombyx mori homologue of FTZ-F1, a positive regulator of the fushi tarazu gene of Drosophila melanogaster. In order to determine the sequence recognized with this factor, we made three sets of oligonucleotide mixture which contain 4 possible nucleotides at different positions within the previously propos...

journal_title：Nucleic acids research

authors： Ueda H,Hirose S

更新日期：1991-07-11 00:00:00

abstract：:The regions of the polypeptide chain immediately preceding or following an α-helix are known as Nt- and Ct cappings, respectively. Cappings play a central role stabilizing α-helices due to lack of intrahelical hydrogen bonds in the first and last turn. Sequence patterns of amino acid type preferences have been derived...

journal_title：Nucleic acids research

authors： Segura J,Oliva B,Fernandez-Fuentes N

更新日期：2012-01-01 00:00:00

abstract：:RegulonDB, first published 20 years ago, is a comprehensive electronic resource about regulation of transcription initiation of Escherichia coli K-12 with decades of knowledge from classic molecular biology experiments, and recently also from high-throughput genomic methodologies. We curated the literature to keep Reg...

journal_title：Nucleic acids research

authors： Santos-Zavaleta A,Salgado H,Gama-Castro S,Sánchez-Pérez M,Gómez-Romero L,Ledezma-Tejeida D,García-Sotelo JS,Alquicira-Hernández K,Muñiz-Rascado LJ,Peña-Loredo P,Ishida-Gutiérrez C,Velázquez-Ramírez DA,Del Moral-Chávez V,Bonavid

更新日期：2019-01-08 00:00:00

abstract：:Biological evolution resulted in a homochiral world in which nucleic acids consist exclusively of d-nucleotides and proteins made by ribosomal translation of l-amino acids. From the perspective of synthetic biology, however, particularly anabolic enzymes that could build the mirror-image counterparts of biological mac...

journal_title：Nucleic acids research

authors： Pech A,Achenbach J,Jahnz M,Schülzchen S,Jarosch F,Bordusa F,Klussmann S

更新日期：2017-04-20 00:00:00

abstract：:The putative role of double-strand breaks (DSBs) created in vitro by restriction enzyme cleavage in or near CGG*CCG or CTG*CAG repeat tracts on their genetic instabilities, both within the repeats and in their flanking sequences, was investigated in an Escherichia coli plasmid system. DSBs at TRS junctions with the ve...

journal_title：Nucleic acids research

authors： Kosmider B,Wells RD

更新日期：2006-01-01 00:00:00

abstract：:DNA predominantly contains Watson-Crick (WC) base pairs, but a non-negligible fraction of base pairs are in the Hoogsteen (HG) hydrogen bonding motif at any time. In HG, the purine is rotated ∼180° relative to the WC motif. The transitions between WC and HG may play a role in recognition and replication, but are diffi...

journal_title：Nucleic acids research

authors： Vreede J,Pérez de Alba Ortíz A,Bolhuis PG,Swenson DWH

更新日期：2019-12-02 00:00:00

abstract：:Thermal elution poly(U)-Sepharose chromatography was utilized to fractionate yeast mRNA based on poly(A) size. Analysis of the in vitro translation products of the fractionated RNAs in a wheat-embryo cell-free protein synthesis system shows a heterogeneous but equal distribution of these abundant translatable mRNAs in...

journal_title：Nucleic acids research

authors： Saunders CA,Bostian KA,Halvorson HO

更新日期：1980-09-11 00:00:00

abstract：:A recently reported cDNA clone coding for human promyelocytic L apoferritin, shows some differences with a liver L apoferritin cDNA. We have investigated if these differences are due to the expression of different genes or to an alternative transcription of an unique gene. In this paper we report data suggesting that ...

journal_title：Nucleic acids research

authors： Santoro C,Marone M,Ferrone M,Costanzo F,Colombo M,Minganti C,Cortese R,Silengo L

更新日期：1986-04-11 00:00:00

abstract：:The two-step process of selection and counter-selection is a standard way to enable genetic modification and engineering of bacterial genomes using homologous recombination methods. The tetA and sacB genes are contained in a DNA cassette and confer a novel dual counter-selection system. Expression of tetA confers bact...

journal_title：Nucleic acids research

authors： Li XT,Thomason LC,Sawitzke JA,Costantino N,Court DL

更新日期：2013-12-01 00:00:00

abstract：:Error-free lesion bypass and error-prone lesion bypass are important cellular responses to DNA damage during replication, both of which require a DNA polymerase (Pol). To identify lesion bypass DNA polymerases, we have purified human Polkappa encoded by the DINB1 gene and examined its response to damaged DNA templates...

journal_title：Nucleic acids research

authors： Zhang Y,Yuan F,Wu X,Wang M,Rechkoblit O,Taylor JS,Geacintov NE,Wang Z

更新日期：2000-11-01 00:00:00

abstract：:This paper describes a method for predicting a supersecondary structural motif, beta-hairpins, in a protein sequence. The method was trained and tested on a set of 5102 hairpins and 5131 non-hairpins, obtained from a non-redundant dataset of 2880 proteins using the DSSP and PROMOTIF programs. Two machine-learning tech...

journal_title：Nucleic acids research

authors： Kumar M,Bhasin M,Natt NK,Raghava GP

更新日期：2005-07-01 00:00:00

abstract：:The topoisomerase I (TOP1) inhibitor irinotecan triggers cell death by trapping TOP1 on DNA, generating cytotoxic protein-linked DNA breaks (PDBs). Despite its wide application in a variety of solid tumors, the mechanisms of cancer cell resistance to irinotecan remains poorly understood. Here, we generated colorectal ...

journal_title：Nucleic acids research

authors： Meisenberg C,Ashour ME,El-Shafie L,Liao C,Hodgson A,Pilborough A,Khurram SA,Downs JA,Ward SE,El-Khamisy SF

更新日期：2017-02-17 00:00:00

abstract：:Analysis of 41 histone homologous clones from an isogenic gene library of Drosophila melanogaster showed that non-histone fragments interrupt the histone repetitive clusters at several sites. Long (L) and short (S) forms of the repeating units are distinguished by the insertion of 240 bp into the spacer between H1 and...

journal_title：Nucleic acids research

authors： Matsuo Y,Yamazaki T

更新日期：1989-01-11 00:00:00

abstract：:SRS (Sequence Retrieval System) is a widely used keyword search engine for querying biological databases. BLAST2 is the most widely used tool to query databases by sequence similarity search. These tools allow users to retrieve sequences by shared keyword or by shared similarity, with many public web servers available...

journal_title：Nucleic acids research

authors： Bimpikis K,Budd A,Linding R,Gibson TJ

更新日期：2003-07-01 00:00:00

abstract：:Secondary structure-sensitive chemical and enzymatic probes have been used to produce a model for the folding of the last 68 residues of the 3'-non-coding region of beet necrotic yellow vein benevirus RNA 3. The structure consists of two stem-loops separated by a single-stranded region. RNA 3-derived transcripts were ...

journal_title：Nucleic acids research

authors： Lauber E,Guilley H,Richards K,Jonard G,Gilmer D

更新日期：1997-12-01 00:00:00

abstract：:2'-Deoxyoligonucleotides with 5-fluorocytosine residues incorporated at specific positions of the nucleotide sequence are tools of great potential in the study of the catalytic mechanism by which DNA cytosine methyltransferases methylate the 5-position of DNA cytosine residues in specific sequence contexts. Chemical s...

journal_title：Nucleic acids research

authors： Schmidt S,Pein CD,Fritz HJ,Cech D

更新日期：1992-05-25 00:00:00

abstract：:Mitochondrial DNA is a sensitive target of chemical carcinogens (Backer and Weinstein (1980) Science 209, 297-299), suggesting that mutations of the mitochondrial genome occur in tumor cells. We examined this point by comparing mitochondrial DNA sequences in four rat tumors with those of normal rat liver. Some novel m...

journal_title：Nucleic acids research

authors： Taira M,Yoshida E,Kobayashi M,Yaginuma K,Koike K

更新日期：1983-03-25 00:00:00

abstract：:We describe the first polyA-containing processed pseudogene reported in the chicken. It includes a 0.52 kb open reading frame which could encode a 175 amino acid protein. The putative protein shows extensive homology to the ras oncogene superfamily, being most closely related to the yeast protein YP2. It is one of the...

journal_title：Nucleic acids research

authors： Alsip GR,Konkel DA

更新日期：1986-03-11 00:00:00

abstract：UNLABELLED:Partial cleavage of DNA with the restriction endonuclease NotI (5'...GC/GGCCGC...3') is an important technique for genomic mapping. However, partial genomic cleavage with this enzyme is impaired by the agarose matrix in which the DNA must be suspended. To solve this problem we have purified the blocking meth...

journal_title：Nucleic acids research

authors： Hanish J,McClelland M

更新日期：1990-06-11 00:00:00

abstract：:The essential elements of the sea urchin L. variegatus U1 snRNA promoter were mapped by microinjection of a U1 maxigene into sea urchin zygotes. Two elements are required for expression: a distal sequence element (DSE) located between -318 and -300 and a proximal sequence element (PSE) centered at -55. Removal or alte...

journal_title：Nucleic acids research

authors： Wendelburg BJ,Marzluff WF

更新日期：1992-07-25 00:00:00

abstract：:The Aspergillus Genome Database (AspGD) is an online genomics resource for researchers studying the genetics and molecular biology of the Aspergilli. AspGD combines high-quality manual curation of the experimental scientific literature examining the genetics and molecular biology of Aspergilli, cutting-edge comparativ...

journal_title：Nucleic acids research

authors： Arnaud MB,Chibucos MC,Costanzo MC,Crabtree J,Inglis DO,Lotia A,Orvis J,Shah P,Skrzypek MS,Binkley G,Miyasato SR,Wortman JR,Sherlock G

更新日期：2010-01-01 00:00:00

abstract：:The nucleoside analogs 1-(2'-deoxy-beta-D-ribofuranosyl)- 3-nitropyrrole (9), 1-(2'-deoxy-beta-D-ribofuranosyl)-4-nitropyrazole (10), 1-(2'-deoxy-beta-D-ribofuranosyl)-4-nitroimidazole (11) and 1-(2'-deoxy-beta-D-ribofuranosyl)-5-nitroindole (21) were incorporated into the oligonucleotide 5'-d(CGCXAATTYGCG)-3'in the f...

journal_title：Nucleic acids research

authors： Bergstrom DE,Zhang P,Johnson WT

更新日期：1997-05-15 00:00:00

abstract：:In order to direct antisense oligonucleotides to specific tissues or cell types in vivo, we are exploring the possibility to utilize lipoproteins as transport vehicles. A 16-mer oligonucleotide (ODN) was derivatized at the 5' prime through a 32P phosphate spacer with cholesterol, yielding a 32P-labeled amphiphatic cho...

journal_title：Nucleic acids research

authors： de Smidt PC,Le Doan T,de Falco S,van Berkel TJ

更新日期：1991-09-11 00:00:00

abstract：:RNA editing in protozoan parasites is a mitochondrial RNA processing reaction in which exclusively uridylate residues are inserted into, and less frequently deleted from, pre-mRNAs. Molecules central to the process are so-called guide RNAs (gRNAs) which function as templates in the reaction. For a detailed molecular u...

journal_title：Nucleic acids research

authors： Hermann T,Schmid B,Heumann H,Göringer HU

更新日期：1997-06-15 00:00:00