Results 31 to 40 of about 60,577 (273)

Assessment of the Potential Energy Hypersurfaces in Thymine within Multiconfigurational Theory: CASSCF vs. CASPT2

open access: yesMolecules, 2016
The present study provides new insights into the topography of the potential energy hypersurfaces (PEHs) of the thymine nucleobase in order to rationalize its main ultrafast photochemical decay paths by employing two methodologies based on the complete ...
Javier Segarra-Martí   +3 more
doaj   +1 more source

A function of thymine DNA glycosylase-initiated DNA repair in maintaining epigenome stability [PDF]

open access: yes, 2013
The Thymine DNA Glycosylase (TDG) was initially discovered by its ability to excise the deamination products of cytosine and 5-methylcytosine (5-mC), and therefore thought to initiate base excision repair (BER) of the resulting G•U and G•T mismatches.
Jacobs, Angelika L.
core   +1 more source

DNA Nucleobase Under Ionizing Radiation: Unexpected Proton Transfer by Thymine Cation in Water Nanodroplets [PDF]

open access: yes, 2020
The effects of ionizing radiation on DNA constituents is a widely studied fundamental process using experimental and computational techniques. In particular radiation effects on nucleobases are usually tackled by mass spectrometry in which the nucleobase
Said, Ouaskit   +4 more
core   +1 more source

Photochemistry of Thymine in Protic Polar Nanomeric Droplets Using Electrostatic Embeding TD-DFT/MM

open access: yesMolecules, 2021
Thymine photochemistry is important for understanding DNA photodamage. In the gas phase, thymine undergoes a fast non-radiative decay from S2 to S1. In the S1 state, it gets trapped for several picoseconds until returning to the ground-state S0. Here, we
Miquel Huix-Rotllant
doaj   +1 more source

Probing the Molecular Frame of Uracil and Thymine with High Harmonic Generation Spectroscopy [PDF]

open access: yes, 2020
In this work we present computed high-harmonic generation (HHG) spectra of uracil and thyminemolecules, by means of the real-time time-dependent formulation of Gaussian-based configurationinteraction with single excitations (RT-TD-CIS).
Emanuele, Coccia, Eleonora, Luppi
core   +1 more source

Discovery of Cisplatin Binding to Thymine and Cytosine on a Single-Stranded Oligodeoxynucleotide by High Resolution FT-ICR Mass Spectrometry

open access: yesMolecules, 2019
The clinically widely-used anticancer drug, cisplatin, binds strongly to DNA as a DNA-damaging agent. Herein, we investigated the interaction of cisplatin with a 15-mer single-stranded C,T-rich oligodeoxynucleotide, 5′-CCTT4CTT7G8C9T10TCTCC-3′
Wenjuan Zeng   +9 more
doaj   +1 more source

Photoinduced Formation Mechanism of the Thymine–Thymine (6–4) Adduct [PDF]

open access: yes, 2016
The photoinduced mechanism leading to the formation of the thymine–thymine (6–4) photolesion has been studied by using the CASPT2//CASSCF approach over a dinucleotide model in vacuo.
Angelo Giussani (1753096)   +4 more
core   +1 more source

Monotriazoles Derived from Uracil and Thymine as Corrosion Inhibitor for API 5L X52 Steel in 1 M H2SO4

open access: yesInternational Journal of Electrochemical Science, 2018
In this study, the corrosion inhibition of monotriazoles derived from uracil and thymine was studied with electrochemical impedance spectroscopy (EIS) on API 5L X52 steel in 1 M H2SO4.
A. Espinoza-Vázquez   +4 more
doaj   +1 more source

EFFECT OF PLANT DENSITY AND FOLIAR APPLICATION WITH THYMINE IN GROWTH, YIELD AND ITS QUALITY OF FOUR BROAD BEAN GENOTYPES [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية, 2019
A field experiment was conducted in one of the agricultural fields in the area of Zouayt, Sityih, Ramadi, Anbar province during the winter seasons of 2017 and 2018. The region of growth traits in some genotypes deferent for faba bean.
A. M. Halil, A. M. Ali
doaj   +1 more source

Preparation of Thymine Dinucleotide Methylphosphonate Analogs via Thymine Methylphosphonofluoridate [PDF]

open access: yes, 2016
Preparation of Thymine Dinucleotide Methylphosphonate Analogs via Thymine ...
N. Chidambaram (3035982)   +1 more
core   +1 more source

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