Mechanism of protein translocation by the Sec61 translocon complex

S Itskanov, E Park - Cold Spring Harbor Perspectives in …, 2023 - cshperspectives.cshlp.org
The endoplasmic reticulum (ER) is a major site for protein synthesis, folding, and maturation
in eukaryotic cells, responsible for production of secretory proteins and most integral …

[HTML][HTML] Complexity and specificity of Sec61-channelopathies: human diseases affecting gating of the Sec61 complex

M Sicking, S Lang, F Bochen, A Roos, JPH Drenth… - Cells, 2021 - mdpi.com
The rough endoplasmic reticulum (ER) of nucleated human cells has crucial functions in
protein biogenesis, calcium (Ca2+) homeostasis, and signal transduction. Among the …

Lipid scrambling is a general feature of protein insertases

D Li, C Rocha-Roa, MA Schilling… - Proceedings of the …, 2024 - National Acad Sciences
Glycerophospholipids are synthesized primarily in the cytosolic leaflet of the endoplasmic
reticulum (ER) membrane and must be equilibrated between bilayer leaflets to allow the ER …

A common mechanism of Sec61 translocon inhibition by small molecules

S Itskanov, L Wang, T Junne, R Sherriff, L Xiao… - Nature chemical …, 2023 - nature.com
The Sec61 complex forms a protein-conducting channel in the endoplasmic reticulum
membrane that is required for secretion of soluble proteins and production of many …

Structural insights into TRAP association with ribosome-Sec61 complex and translocon inhibition by a CADA derivative

E Pauwels, NR Shewakramani, B De Wijngaert… - Science …, 2023 - science.org
During cotranslational translocation, the signal peptide of a nascent chain binds Sec61
translocon to initiate protein transport through the endoplasmic reticulum (ER) membrane …

[HTML][HTML] An alternative pathway for membrane protein biogenesis at the endoplasmic reticulum

S O'keefe, G Zong, KB Duah, LE Andrews… - Communications …, 2021 - nature.com
The heterotrimeric Sec61 complex is a major site for the biogenesis of transmembrane
proteins (TMPs), accepting nascent TMP precursors that are targeted to the endoplasmic …

[HTML][HTML] Signal peptide mimicry primes Sec61 for client-selective inhibition

S Rehan, D Tranter, PP Sharp, GB Craven… - Nature Chemical …, 2023 - nature.com
Preventing the biogenesis of disease-relevant proteins is an attractive therapeutic strategy,
but attempts to target essential protein biogenesis factors have been hampered by …

Membrane protein biogenesis at the ER: the highways and byways

S O'Keefe, MR Pool, S High - The FEBS Journal, 2022 - Wiley Online Library
The Sec61 complex is the major protein translocation channel of the endoplasmic reticulum
(ER), where it plays a central role in the biogenesis of membrane and secretory proteins …

[HTML][HTML] Inhibitors of the Sec61 complex and novel high throughput screening strategies to target the protein translocation pathway

E Pauwels, R Schülein, K Vermeire - International journal of molecular …, 2021 - mdpi.com
Proteins targeted to the secretory pathway start their intracellular journey by being
transported across biological membranes such as the endoplasmic reticulum (ER). A central …

Molecular view of ER membrane remodeling by the Sec61/TRAP translocon

S Karki, M Javanainen, S Rehan, D Tranter… - EMBO …, 2023 - embopress.org
Protein translocation across the endoplasmic reticulum (ER) membrane is an essential step
during protein entry into the secretory pathway. The conserved Sec61 protein‐conducting …