Principles of human pre-60S biogenesis

A Vanden Broeck, S Klinge - Science, 2023 - science.org
During the early stages of human large ribosomal subunit (60 S) biogenesis, an ensemble of
assembly factors establishes and fine-tunes the essential RNA functional centers of pre-60 S …

Visualizing late states of human 40S ribosomal subunit maturation

M Ameismeier, J Cheng, O Berninghausen… - Nature, 2018 - nature.com
The formation of eukaryotic ribosomal subunits extends from the nucleolus to the cytoplasm
and entails hundreds of assembly factors. Despite differences in the pathways of ribosome …

Cryo-EM structure of 90S small ribosomal subunit precursors in transition states

Y Du, W An, X Zhu, Q Sun, J Qi, K Ye - Science, 2020 - science.org
The 90 S preribosome is a large, early assembly intermediate of small ribosomal subunits
that undergoes structural changes to give a pre-40 S ribosome. Here, we gained insight into …

90S pre-ribosome transformation into the primordial 40S subunit

J Cheng, B Lau, G La Venuta, M Ameismeier… - Science, 2020 - science.org
Production of small ribosomal subunits initially requires the formation of a 90 S precursor
followed by an enigmatic process of restructuring into the primordial pre-40 S subunit. We …

Visualizing the assembly pathway of nucleolar pre-60S ribosomes

L Kater, M Thoms, C Barrio-Garcia, J Cheng, S Ismail… - Cell, 2017 - cell.com
Eukaryotic 60S ribosomal subunits are comprised of three rRNAs and∼ 50 ribosomal
proteins. The initial steps of their formation take place in the nucleolus, but, owing to a lack of …

Modular assembly of the nucleolar pre-60S ribosomal subunit

ZA Sanghai, L Miller, KR Molloy, J Barandun… - Nature, 2018 - nature.com
Early co-transcriptional events during eukaryotic ribosome assembly result in the formation
of precursors of the small (40S) and large (60S) ribosomal subunits. A multitude of transient …

Nucleolar maturation of the human small subunit processome

S Singh, A Vanden Broeck, L Miller, M Chaker-Margot… - Science, 2021 - science.org
INTRODUCTION The ribosome catalyzes protein synthesis in all cells by coupling the
decoding of messenger RNA by the small ribosomal subunit with peptide bond formation by …

Diverse roles of assembly factors revealed by structures of late nuclear pre-60S ribosomes

S Wu, B Tutuncuoglu, K Yan, H Brown, Y Zhang, D Tan… - Nature, 2016 - nature.com
Ribosome biogenesis is a highly complex process in eukaryotes, involving temporally and
spatially regulated ribosomal protein (r-protein) binding and ribosomal RNA remodelling …

Mechanistic insight into eukaryotic 60S ribosomal subunit biogenesis by cryo-electron microscopy

BJ Greber - Rna, 2016 - rnajournal.cshlp.org
Eukaryotic ribosomes, the protein-producing factories of the cell, are composed of four
ribosomal RNA molecules and roughly 80 proteins. Their biogenesis is a complex process …

Understanding ribosome assembly: the structure of in vivo assembled immature 30S subunits revealed by cryo-electron microscopy

A Jomaa, G Stewart, J Martín-Benito, R Zielke… - Rna, 2011 - rnajournal.cshlp.org
Four decades after early in vitro assembly studies demonstrated that ribosome assembly is a
controlled process, our understanding of ribosome assembly is still incomplete. Just as …