[PDF][PDF] Structure of the Dnmt1 reader module complexed with a unique two-mono-ubiquitin mark on histone H3 reveals the basis for DNA methylation maintenance

S Ishiyama, A Nishiyama, Y Saeki, K Moritsugu… - Molecular cell, 2017 - cell.com
The proper location and timing of Dnmt1 activation are essential for DNA methylation
maintenance. We demonstrate here that Dnmt1 utilizes two-mono-ubiquitylated histone H3 as a …

Vibrational energy transfer in a protein molecule

K Moritsugu, O Miyashita, A Kidera - Physical review letters, 2000 - APS
Mode coupling in a protein molecule was studied by a molecular dynamics simulation of the
intramolecular vibrational energy transfer in myoglobin at near zero temperature. It was …

[HTML][HTML] Minimum free energy path of ligand-induced transition in adenylate kinase

…, T Terada, T Furuta, K Moritsugu… - PLoS computational …, 2012 - journals.plos.org
Large-scale conformational changes in proteins involve barrier-crossing transitions on the
complex free energy surfaces of high-dimensional space. Such rare events cannot be …

Structures and mechanisms of actin ATP hydrolysis

…, M Ota, Y Takano, K Moritsugu… - Proceedings of the …, 2022 - National Acad Sciences
The major cytoskeleton protein actin undergoes cyclic transitions between the monomeric G-form
and the filamentous F-form, which drive organelle transport and cell motility. This …

Scalable free energy calculation of proteins via multiscale essential sampling

K Moritsugu, T Terada, A Kidera - The Journal of chemical physics, 2010 - pubs.aip.org
A multiscale simulation method,“multiscale essential sampling (MSES),” is proposed for
calculating free energy surface of proteins in a sizable dimensional space with good scalability. …

Disorder-to-order transition of an intrinsically disordered region of sortase revealed by multiscale enhanced sampling

K Moritsugu, T Terada, A Kidera - Journal of the American …, 2012 - ACS Publications
Molecular functions of intrinsically disordered proteins (IDPs) or intrinsically disordered
regions (IDRs), such as molecular recognition and cellular signaling, are ascribed to dynamic …

[PDF][PDF] Coarse-grained biomolecular simulation with REACH: realistic extension algorithm via covariance Hessian

K Moritsugu, JC Smith - Biophysical Journal, 2007 - cell.com
Coarse-graining of protein interactions provides a means of simulating large biological
systems. Here, a coarse-graining method, REACH, is introduced, in which the force constants of …

Energetics and conformational pathways of functional rotation in the multidrug transporter AcrB

Y Matsunaga, T Yamane, T Terada, K Moritsugu… - Elife, 2018 - elifesciences.org
10.7554/eLife.31715.001 The multidrug transporter AcrB transports a broad range of drugs
out of the cell by means of the proton-motive force. The asymmetric crystal structure of …

Temperature dependence of vibrational energy transfer in a protein molecule

K Moritsugu, O Miyashita, A Kidera - The Journal of Physical …, 2003 - ACS Publications
The anharmonic dynamics of a protein molecule was studied by molecular dynamics
simulations of the intramolecular vibrational energy transfer in myoglobin. A small excess kinetic …

REACH coarse-grained simulation of a cellulose fiber

DC Glass, K Moritsugu, X Cheng, JC Smith - Biomacromolecules, 2012 - ACS Publications
A molecular level understanding of the structure, dynamics and mechanics of cellulose fibers
can aid in understanding the recalcitrance of biomass to hydrolysis in cellulosic biofuel …