Polarizable embedding QM/MM: the future gold standard for complex (bio) systems?

M Bondanza, M Nottoli, L Cupellini… - Physical Chemistry …, 2020 - pubs.rsc.org
Nowadays, hybrid QM/MM approaches are widely used to study (supra) molecular systems
embedded in complex biological matrices. However, in their common formulation, mutual …

Time-resolved infrared spectroscopy in the study of photosynthetic systems

A Mezzetti, W Leibl - Photosynthesis Research, 2017 - Springer
Abstract Time-resolved (TR) infrared (IR) spectroscopy in the nanosecond to second
timescale has been extensively used, in the last 30 years, in the study of photosynthetic …

The unique photophysical properties of the Peridinin-Chlorophyll-a-Protein

D Carbonera, M Di Valentin, R Spezia… - Current Protein and …, 2014 - ingentaconnect.com
Peridinin-Chlorophyll-a-Proteins (PCPs) are water-soluble light harvesting complexes from
dinoflagellates. They have unique light-harvesting and energy transfer properties which …

Vibrational circular dichroism from ab initio molecular dynamics and nuclear velocity perturbation theory in the liquid phase

A Scherrer, R Vuilleumier, D Sebastiani - The Journal of Chemical …, 2016 - pubs.aip.org
We report the first fully ab initio calculation of dynamical vibrational circular dichroism
spectra in the liquid phase using nuclear velocity perturbation theory (NVPT) derived …

Classical force fields tailored for QM applications: Is it really a feasible strategy?

O Andreussi, IG Prandi, M Campetella… - Journal of chemical …, 2017 - ACS Publications
Classical molecular dynamics is more and more often coupled to quantum mechanical
based techniques as a statistical tool to sample configurations of molecular systems …

The nature of the intramolecular charge transfer state in peridinin

NL Wagner, JA Greco, MM Enriquez, HA Frank… - Biophysical journal, 2013 - cell.com
Experimental and theoretical evidence is presented that supports the theory that the
intramolecular charge transfer (ICT) state of peridinin is an evolved state formed via excited …

[HTML][HTML] Echinenone vibrational properties: from solvents to the orange carotenoid protein

E Kish, MMM Pinto, D Kirilovsky, R Spezia… - Biochimica et Biophysica …, 2015 - Elsevier
Orange carotenoid protein (OCP) is a cyanobacterial photoactive protein which binds
echinenone as a chromophore; it is involved in photoprotection of these photosynthetic …

Vibrational signature of water molecules in asymmetric hydrogen bonding environments

C Zhang, RZ Khaliullin, D Bovi, L Guidoni… - The Journal of …, 2013 - ACS Publications
The O–H stretching vibrational modes of water molecules are sensitive to their local
environments. Here, we applied effective normal-mode analysis to isolate contributions of …

Combining classical molecular dynamics and quantum mechanical methods for the description of electronic excitations: the case of carotenoids

IG Prandi, L Viani, O Andreussi… - Journal of …, 2016 - Wiley Online Library
Carotenoids are important actors both in light‐harvesting (LH) and in photoprotection
functions of photosynthetic pigment–protein complexes. A deep theoretical investigation of …

Dynamics of the special pair of chlorophylls of photosystem II

D Narzi, D Bovi, P De Gaetano… - Journal of the American …, 2016 - ACS Publications
Cholophylls are at the basis of the photosynthetic energy conversion mechanisms in algae,
plants, and cyanobacteria. In photosystem II, the photoproduced electrons leave a special …