The molecular biodiversity of protein targeting and protein transport related to the endoplasmic reticulum

A Tirincsi, M Sicking, D Hadzibeganovic… - International journal of …, 2021 - mdpi.com
Looking at the variety of the thousands of different polypeptides that have been focused on
in the research on the endoplasmic reticulum from the last five decades taught us one …

A structural perspective on tail-anchored protein biogenesis by the GET pathway

A Mateja, RJ Keenan - Current opinion in structural biology, 2018 - Elsevier
Many tail-anchored (TA) membrane proteins are targeted to and inserted into the
endoplasmic reticulum (ER) by theguided entry of tail-anchored proteins'(GET) pathway …

Dynamic stability of Sgt2 enables selective and privileged client handover in a chaperone triad

H Cho, Y Liu, SY Chung, S Chandrasekar… - Nature …, 2024 - nature.com
Membrane protein biogenesis poses acute challenges to protein homeostasis, and how they
are selectively escorted to the target membrane is not well understood. Here we address this …

Structurally derived universal mechanism for the catalytic cycle of the tail-anchored targeting factor Get3

MY Fry, V Najdrová, AO Maggiolo, SM Saladi… - Nature Structural & …, 2022 - nature.com
Tail-anchored (TA) membrane proteins, accounting for roughly 2% of proteomes, are
primarily targeted posttranslationally to the endoplasmic reticulum membrane by the guided …

[HTML][HTML] Intradimeric walker A ATPases: conserved features of a functionally diverse family

AO Maggiolo, S Mahajan, DC Rees… - Journal of Molecular …, 2023 - Elsevier
Nucleoside-triphosphate hydrolases (NTPases) are a diverse, but essential group of
enzymes found in all living organisms. NTPases that have a GXXXXGK-[S/T] consensus …

Role of Hsp70 in post-translational protein targeting: tail-anchored membrane proteins and beyond

S Shan - International journal of molecular sciences, 2023 - mdpi.com
The Hsp70 family of molecular chaperones acts as a central 'hub'in the cell that interacts
with numerous newly synthesized proteins to assist in their biogenesis. Apart from its central …

Structural insights into metazoan pretargeting GET complexes

AFA Keszei, MCJ Yip, TC Hsieh, S Shao - Nature structural & molecular …, 2021 - nature.com
Close coordination between chaperones is essential for protein biosynthesis, including the
delivery of tail-anchored (TA) proteins containing a single C-terminal transmembrane …

Guiding tail-anchored membrane proteins to the endoplasmic reticulum in a chaperone cascade

S Shan - Journal of Biological Chemistry, 2019 - ASBMB
Newly synthesized integral membrane proteins must traverse the aqueous cytosolic
environment before arrival at their membrane destination and are prone to aggregation …

A chaperone lid ensures efficient and privileged client transfer during tail-anchored protein targeting

US Chio, SY Chung, S Weiss, S Shan - Cell reports, 2019 - cell.com
Molecular chaperones play key roles in maintaining cellular proteostasis. In addition to
preventing client aggregation, chaperones often relay substrates within a network while …

Receptor compaction and GTPase rearrangement drive SRP-mediated cotranslational protein translocation into the ER

JH Lee, A Jomaa, SY Chung, YH Hwang Fu, R Qian… - Science …, 2021 - science.org
The conserved signal recognition particle (SRP) cotranslationally delivers~ 30% of the
proteome to the eukaryotic endoplasmic reticulum (ER). The molecular mechanism by which …