The titin N2B and N2A regions: biomechanical and metabolic signaling hubs in cross-striated muscles

RJ van der Pijl, AA Domenighetti, F Sheikh, E Ehler… - Biophysical …, 2021 - Springer
Muscle specific signaling has been shown to originate from myofilaments and their
associated cellular structures, including the sarcomeres, costameres or the cardiac …

Walking with giants: The challenges of variant impact assessment in the giant sarcomeric protein titin

TGR Weston, M Rees, M Gautel… - WIREs Mechanisms of …, 2024 - Wiley Online Library
Titin, the so‐called “third filament” of the sarcomere, represents a difficult challenge for the
determination of damaging genetic variants. A single titin molecule extends across half the …

[HTML][HTML] Titin N2A domain and its interactions at the sarcomere

AO Adewale, YH Ahn - International journal of molecular sciences, 2021 - mdpi.com
Titin is a giant protein in the sarcomere that plays an essential role in muscle contraction
with actin and myosin filaments. However, its utility goes beyond mechanical functions …

Cryo-EM reveals how the mastigoneme assembles and responds to environmental signal changes

Y Wang, J Yang, F Hu, Y Yang, K Huang… - Journal of Cell …, 2023 - rupress.org
Mastigonemes are thread-like structures adorning the flagella of protists. In Chlamydomonas
reinhardtii, filamentous mastigonemes find their roots in the flagella's distal region …

Myofilament-associated proteins with intrinsic disorder (MAPIDs) and their resolution by computational modeling

B Sun, PM Kekenes-Huskey - Quarterly reviews of biophysics, 2023 - cambridge.org
The cardiac sarcomere is a cellular structure in the heart that enables muscle cells to
contract. Dozens of proteins belong to the cardiac sarcomere, which work in tandem to …

The calcium-binding protein S100A1 binds to titin's N2A insertion sequence in a pH-dependent manner

SI Apel, E Schaffter, N Melisi, MJ Gage - Journal of General Physiology, 2025 - rupress.org
Titin is the third contractile filament in the sarcomere, and it plays a critical role in sarcomere
integrity and both passive and active tension. Unlike the thick and thin filaments, which are …

Protein unfolding: Denaturant vs. force

C Kelly, MJ Gage - Biomedicines, 2021 - mdpi.com
While protein refolding has been studied for over 50 years since the pioneering work of
Christian Anfinsen, there have been a limited number of studies correlating results between …

Identification of the domains within the N2A region of titin that regulate binding to actin

C Tsiros, E Punch, E Schaffter, S Apel… - … and Biophysical Research …, 2022 - Elsevier
Titin, the largest muscle protein, plays an important role in passive tension, sarcomeric
integrity and cell signaling within the muscle. Recent work has also highlighted a role for titin …

[HTML][HTML] Regulation of Poly-E Motif Flexibility by pH, Ca2+ and the PPAK Motif

SP Dassanayake Mudiyanselage, MJ Gage - International Journal of …, 2022 - mdpi.com
The disordered PEVK region of titin contains two main structural motifs: PPAK and poly-E.
The distribution of these motifs in the PEVK region contributes to the elastic properties of this …

[PDF][PDF] downloaded from the King's Research Portal at https://kclpure. kcl. ac. uk/portal

T Weston - 2023 - kclpure.kcl.ac.uk
Giant modular sarcomeric proteins such as titin have come under increasing scrutiny for
their contributions to diseases such as skeletal and cardiac myopathies. Many variants in …