Homologous recombination is promoted by translesion polymerase poleta.

abstract：:Nonsense-mediated decay (NMD) is a surveillance system that degrades mRNAs containing a premature termination codon (PTC) and plays important roles in protein homeostasis and disease. The efficiency of NMD is variable, impacting the clinical outcome of genetic mutations. However, limited resolution of bulk analyses ha...

journal_title：Molecular cell

authors： Hoek TA,Khuperkar D,Lindeboom RGH,Sonneveld S,Verhagen BMP,Boersma S,Vermeulen M,Tanenbaum ME

更新日期：2019-07-25 00:00:00

abstract：:The stimulation of fibroblast growth factor receptors (FGFRs) with distinct FGF ligands generates specific cellular responses. However, the mechanisms underlying this paradigm have remained elusive. Here, we show that FGF-7 stimulation leads to FGFR2b degradation and, ultimately, cell proliferation, whereas FGF-10 pro...

journal_title：Molecular cell

authors： Francavilla C,Rigbolt KT,Emdal KB,Carraro G,Vernet E,Bekker-Jensen DB,Streicher W,Wikström M,Sundström M,Bellusci S,Cavallaro U,Blagoev B,Olsen JV

更新日期：2013-09-26 00:00:00

abstract：:The selective degradation of intracellular components by autophagy involves sequential interactions of the cargo with a receptor, which also binds the autophagosomal protein Atg8 and a scaffold protein. Here, we demonstrated that mutations in C. elegans epg-11, which encodes an arginine methyltransferase homologous to...

journal_title：Molecular cell

authors： Li S,Yang P,Tian E,Zhang H

更新日期：2013-11-07 00:00:00

abstract：:Bromodomain-containing protein 4 (BRD4) is a cancer therapeutic target in ongoing clinical trials disrupting primarily BRD4-regulated transcription programs. The role of BRD4 in cancer has been attributed mainly to the abundant long isoform (BRD4-L). Here we show, by isoform-specific knockdown and endogenous protein d...

journal_title：Molecular cell

authors： Wu SY,Lee CF,Lai HT,Yu CT,Lee JE,Zuo H,Tsai SY,Tsai MJ,Ge K,Wan Y,Chiang CM

更新日期：2020-06-18 00:00:00

abstract：:Ubiquitin modification of proteins plays pivotal roles in the cellular response to DNA damage. Given the complexity of ubiquitin conjugation due to the formation of poly-conjugates of different linkages, functional roles of linkage-specific ubiquitin modification at DNA damage sites are largely unclear. We identify th...

journal_title：Molecular cell

authors： Paul A,Wang B

更新日期：2017-05-18 00:00:00

abstract：:During meiosis, recombination between homologous chromosomes generates crossover (CR) and noncrossover (NCR) products. CRs establish connections between homologs, whereas intermediates leading to NCRs have been proposed to participate in homologous pairing. How these events are differentiated and regulated remains to ...

journal_title：Molecular cell

authors： Guillon H,Baudat F,Grey C,Liskay RM,de Massy B

更新日期：2005-11-23 00:00:00

abstract：:The Rictor/mTOR complex (also known as mTORC2) plays a critical role in cellular homeostasis by phosphorylating AGC kinases such as Akt and SGK at their hydrophobic motifs to activate downstream signaling. However, the regulation of mTORC2 and whether it has additional function(s) remain largely unknown. Here, we repo...

journal_title：Molecular cell

authors： Gao D,Wan L,Inuzuka H,Berg AH,Tseng A,Zhai B,Shaik S,Bennett E,Tron AE,Gasser JA,Lau A,Gygi SP,Harper JW,DeCaprio JA,Toker A,Wei W

更新日期：2010-09-10 00:00:00

abstract：:The recruitment of the TATA box-binding protein (TBP) to promoters in vivo is often rate limiting in gene expression. We present evidence that TBP negatively autoregulates its accessibility to promoter DNA in yeast through dimerization. The crystal structure of TBP dimers was used to design point mutations in the dime...

journal_title：Molecular cell

authors： Jackson-Fisher AJ,Chitikila C,Mitra M,Pugh BF

更新日期：1999-06-01 00:00:00

abstract：:Transcriptional pausing by RNA polymerase (RNAP) plays an essential role in gene regulation. Pausing is modified by various elongation factors, including prokaryotic NusA, but the mechanisms underlying pausing and NusA function remain unclear. Alternative models for pausing invoke blockade events that precede transloc...

journal_title：Molecular cell

authors： Zhou J,Ha KS,La Porta A,Landick R,Block SM

更新日期：2011-11-18 00:00:00

abstract：:Downstream core promoter elements are an expanding class of regulatory sequences that add considerable diversity to the promoter architecture of RNA polymerase II-transcribed genes. We set out to determine the factors necessary for downstream promoter element (DPE)-dependent transcription and find that, against expect...

journal_title：Molecular cell

authors： Lewis BA,Sims RJ 3rd,Lane WS,Reinberg D

更新日期：2005-05-13 00:00:00

abstract：:Proteins are translocated across membranes through a channel that is formed by the prokaryotic SecY or eukaryotic Sec61 complex. The crystal structure of the SecY channel from M. jannaschii revealed a plug domain that appears to seal the channel in its closed state. However, the role of the plug remains unclear, parti...

journal_title：Molecular cell

authors： Li W,Schulman S,Boyd D,Erlandson K,Beckwith J,Rapoport TA

更新日期：2007-05-25 00:00:00

abstract：:We have used EM visualization of active genes on plasmid vectors in Xenopus oocyte nuclei to investigate the relationship between poly(A) signals and RNA polymerase II transcription termination. Although a functional poly(A) signal is required for efficient termination, cotranscriptional RNA cleavage at the poly(A) si...

journal_title：Molecular cell

authors： Osheim YN,Proudfoot NJ,Beyer AL

更新日期：1999-03-01 00:00:00

abstract：:Posttranslational modification of proliferating cell nuclear antigen (PCNA), an essential processivity clamp for DNA polymerases, by ubiquitin and SUMO contributes to the coordination of DNA replication, damage tolerance, and mutagenesis. Whereas ubiquitination in response to DNA damage promotes the bypass of replicat...

journal_title：Molecular cell

authors： Papouli E,Chen S,Davies AA,Huttner D,Krejci L,Sung P,Ulrich HD

更新日期：2005-07-01 00:00:00

abstract：:The activation of Rab GTPases is a critical focal point of membrane trafficking events in eukaryotic cells; however, the cellular mechanisms that spatially and temporally regulate this process are poorly understood. Here, we identify a null allele of ELP1 as a suppressor of a mutant in a Rab guanine nucleotide exchang...

journal_title：Molecular cell

authors： Rahl PB,Chen CZ,Collins RN

更新日期：2005-03-18 00:00:00

abstract：:Eukaryotic transcription and mRNA processing depend upon the coordinated interactions of many proteins, including Spn1 and Spt6, which are conserved across eukaryotes, are essential for viability, and associate with each other in some of their biologically important contexts. Here we report crystal structures of the S...

journal_title：Molecular cell

authors： McDonald SM,Close D,Xin H,Formosa T,Hill CP

更新日期：2010-12-10 00:00:00

abstract：:We have identified human MBT domain-containing protein L3MBTL2 as an integral component of a protein complex that we termed Polycomb repressive complex 1 (PRC1)-like 4 (PRC1L4), given the copresence of PcG proteins RING1, RING2, and PCGF6/MBLR. PRC1L4 also contained E2F6 and CBX3/HP1γ, known to function in transcripti...

journal_title：Molecular cell

authors： Trojer P,Cao AR,Gao Z,Li Y,Zhang J,Xu X,Li G,Losson R,Erdjument-Bromage H,Tempst P,Farnham PJ,Reinberg D

更新日期：2011-05-20 00:00:00

abstract：:In the Neurospora circadian system, the transcription factors White Collar-1 (WC-1) and White Collar-2 (WC-2) activate expression of frq, whose gene product inhibits its own expression. The WC proteins are thought to form an obligate complex; however, chromatin immunoprecipitation (ChIP) indicates that WC-2 binds to t...

journal_title：Molecular cell

authors： Belden WJ,Loros JJ,Dunlap JC

更新日期：2007-02-23 00:00:00

abstract：:The Mre11-Rad50-Xrs2 (MRX) complex is related to SMC complexes that form rings capable of holding two distinct DNA strands together. MRX functions at stalled replication forks and double-strand breaks (DSBs). A mutation in the N-terminal OB fold of the 70 kDa subunit of yeast replication protein A, rfa1-t11, abrogates...

journal_title：Molecular cell

authors： Seeber A,Hegnauer AM,Hustedt N,Deshpande I,Poli J,Eglinger J,Pasero P,Gut H,Shinohara M,Hopfner KP,Shimada K,Gasser SM

更新日期：2016-12-01 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：:Elucidating the individual and collaborative functions of genome maintenance factors is critical for understanding how genome duplication is achieved. Here, we investigate a conserved scaffold in budding yeast, Rtt107, and its three partners: a SUMO E3 complex, a ubiquitin E3 complex, and Slx4. Biochemical and genetic...

journal_title：Molecular cell

authors： Hang LE,Peng J,Tan W,Szakal B,Menolfi D,Sheng Z,Lobachev K,Branzei D,Feng W,Zhao X

更新日期：2015-10-15 00:00:00

abstract：:During X-inactivation, Xist RNA spreads along an entire chromosome to establish silencing. However, the mechanism and functional RNA elements involved in spreading remain undefined. By performing a comprehensive endogenous Xist deletion screen, we identify Repeat B as crucial for spreading Xist and maintaining Polycom...

journal_title：Molecular cell

authors： Colognori D,Sunwoo H,Kriz AJ,Wang CY,Lee JT

更新日期：2019-04-04 00:00:00

abstract：:RING and U-box E3 ubiquitin ligases regulate diverse eukaryotic processes and have been implicated in numerous diseases, but targeting these enzymes remains a major challenge. We report the development of three ubiquitin variants (UbVs), each binding selectively to the RING or U-box domain of a distinct E3 ligase: mon...

journal_title：Molecular cell

authors： Gabrielsen M,Buetow L,Nakasone MA,Ahmed SF,Sibbet GJ,Smith BO,Zhang W,Sidhu SS,Huang DT

更新日期：2017-10-19 00:00:00

abstract：:DNA replication introduces a dosage imbalance between early and late replicating genes. In budding yeast, buffering gene expression against this imbalance depends on marking replicated DNA by H3K56 acetylation (H3K56ac). Whether additional processes are required for suppressing transcription from H3K56ac-labeled DNA r...

journal_title：Molecular cell

authors： Voichek Y,Mittelman K,Gordon Y,Bar-Ziv R,Lifshitz Smit D,Shenhav R,Barkai N

更新日期：2018-06-21 00:00:00

abstract：:The Drosophila gene vasa (vas) encodes an RNA-binding protein required for embryonic patterning and germ cell specification. In vas mutants, translation of several germline mRNAs is reduced. Here we show that VAS interacts directly with the Drosophila homolog of yeast translation initiation factor 2, encoded by a nove...

journal_title：Molecular cell

authors： Carrera P,Johnstone O,Nakamura A,Casanova J,Jäckle H,Lasko P

更新日期：2000-01-01 00:00:00

abstract：:Genome-wide DNA methylation reprogramming occurs in mouse primordial germ cells (PGCs) and preimplantation embryos, but the precise dynamics and biological outcomes are largely unknown. We have carried out whole-genome bisulfite sequencing (BS-Seq) and RNA-Seq across key stages from E6.5 epiblast to E16.5 PGCs. Global...

journal_title：Molecular cell

authors： Seisenberger S,Andrews S,Krueger F,Arand J,Walter J,Santos F,Popp C,Thienpont B,Dean W,Reik W

更新日期：2012-12-28 00:00:00

abstract：:The Mediator complex connects transcriptional activators bound at enhancers with RNA polymerase (Pol) II. demonstrate that Mediator also has an important role in transcriptional activation after recruitment of the Pol II machinery to promoters. ...

journal_title：Molecular cell

authors： Struhl K

更新日期：2005-03-18 00:00:00

abstract：:The RNA exosome complex associates with nuclear and cytoplasmic cofactors to mediate the decay, surveillance, or processing of a wide variety of transcripts. In the cytoplasm, the conserved core of the exosome (Exo10) functions together with the conserved Ski complex. The interaction of S. cerevisiae Exo10 and Ski is ...

journal_title：Molecular cell

authors： Kowalinski E,Kögel A,Ebert J,Reichelt P,Stegmann E,Habermann B,Conti E

更新日期：2016-07-07 00:00:00

abstract：:Bcr-Abl is a dysregulated tyrosine kinase whose mechanism of activation is unclear. Here, we demonstrate that, like c-Abl, Bcr-Abl is negatively regulated through its SH3 domain. Kinase activity, transformation, and leukemogenesis by Bcr-Abl are greatly impaired by mutations of the Bcr coiled-coil domain that disrupt ...

journal_title：Molecular cell

authors： Smith KM,Yacobi R,Van Etten RA

更新日期：2003-07-01 00:00:00

abstract：:The Y family of DNA polymerases plays crucial roles in carrying out translesion synthesis past damaged bases in DNA. Several recent papers suggest that they might have other roles as well in gene conversion, in nucleotide excision repair (NER), and in DNA replication under stressed conditions. ...

journal_title：Molecular cell

authors： Lehmann AR

更新日期：2006-11-17 00:00:00

abstract：:How eukaryotic chromosomes fold inside the nucleus is an age-old question that remains unanswered today. Early biochemical and microscopic studies revealed the existence of chromatin domains and loops as a pervasive feature of interphase chromosomes, but the biological implications of such organizational features were...

journal_title：Molecular cell

authors： Dixon JR,Gorkin DU,Ren B

更新日期：2016-06-02 00:00:00