1,962 results found
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    The universally-conserved transcription factor RfaH is recruited to a hairpin structure of the non-template DNA strand

    Philipp K Zuber, Irina Artsimovitch ... Stefan H Knauer
    Transcription factors can read out both the sequence and the structure of the non-template DNA strand in the transcription bubble, expanding the repertoire of mechanisms to control transcription.
    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    The elemental mechanism of transcriptional pausing

    Jason Saba, Xien Yu Chua ... Robert Landick
    Biochemical analyses of transcription complexes, including kinetic studies and probes of translocational and conformational states, establish the elemental mechanism of pausing, which underlies regulation of gene expression in all organisms.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    A non-canonical mechanism for Crm1-export cargo complex assembly

    Ute Fischer, Nico Schäuble ... Vikram Govind Panse
    Slx9 is a newly discovered type of RanGTP-binding protein required for Crm1-mediated nuclear export.
    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    A systematically-revised ribosome profiling method for bacteria reveals pauses at single-codon resolution

    Fuad Mohammad, Rachel Green, Allen R Buskirk
    With the removal of confounding artifacts, ribosome profiling can yield insight into the mechanism of protein synthesis in bacteria at high resolution.
    1. Chromosomes and Gene Expression

    Promoter-specific changes in initiation, elongation, and homeostasis of histone H3 acetylation during CBP/p300 inhibition

    Emily Hsu, Nathan R Zemke, Arnold J Berk
    CBP/p300 acetylation of histone H3 at promoters and enhancers stimulates transcriptional elongation through recruitment of the super-elongation complex and BRD4.
    1. Neuroscience

    Multiplexed coding by cerebellar Purkinje neurons

    Sungho Hong, Mario Negrello ... Erik De Schutter
    Cerebellar Purkinje neurons use a multiplexed simple spike code combining synchrony/spike time and firing rate, with each component encoding distinct information about movements such as motion onset timing and kinematics.
    1. Biochemistry and Chemical Biology

    The GTPase Nog1 co-ordinates the assembly, maturation and quality control of distant ribosomal functional centers

    Purnima Klingauf-Nerurkar, Ludovic C Gillet ... Vikram G Panse
    The GTPase Nog1 orchestrates stalk assembly, peptidyl transferase centre maturation and polypeptide exit tunnel quality control.
    1. Immunology and Inflammation

    Involvement of ILC1-like innate lymphocytes in human autoimmunity, lessons from alopecia areata

    Rimma Laufer Britva, Aviad Keren ... Amos Gilhar
    Innate lymphoid cells type 1 suffice to induce hallmarks of alopecia areata phenotype in organ-cultured human scalp hair follicles ex vivo and in human scalp skin xenotransplants in vivo, suggesting that these cells play a role in early AA pathogenesis.
    1. Chromosomes and Gene Expression

    Reporter-ChIP-nexus reveals strong contribution of the Drosophila initiator sequence to RNA polymerase pausing

    Wanqing Shao, Sergio G-M Alcantara, Julia Zeitlinger
    Reporter-ChIP-nexus captures paused Pol II on transfected plasmids and shows that pausing stability is influenced by core promoter sequences, especially by the initiator with a G at +2 position.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    A RanGTP-independent mechanism allows ribosomal protein nuclear import for ribosome assembly

    Sabina Schütz, Ute Fischer ... Vikram G Panse
    The Tsr2 carrier protein connects the nuclear import machinery with the ribosome assembly pathway.

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