Ciaco S, Gavvala K, Greiner V, Mazzoleni V, Didier P, Ruff M, Martinez-fernandez L, Improta R, Mély Y
Thienoguanosine brightness in DNA duplexes is governed by the localization of itsππ* excitation in the lowest energy absorption band
Methods Appl Fluoresc (ISSN: 2050-6120linking), 2022 May 5; 10(3): N/D-N/D.
Lizondo-aranda P, Martínez-fernández L, Miranda MA, Improta R, Gustavsson T, Lhiaubet-vallet V
The Excited State Dynamics of a Mutagenic Cytidine Etheno Adduct Investigated by Combining Time-Resolved Spectroscopy and Quantum Mechanical Calculations
J Phys Chem Lett (ISSN: 1948-7185linking, 1948-7185electronic), 2022 Jan 13; 13(1): 251-257.
Green JA, Yaghoubi Jouybari M, Asha H, Santoro F, Improta R
Fragment Diabatization Linear Vibronic Coupling Model for Quantum Dynamics of Multichromophoric Systems: Population of the Charge-Transfer State in the Photoexcited Guanine-Cytosine Pair
J Chem Theory Comput (ISSN: 1549-9618linking, 1549-9626electronic), 2021 Aug 10; 17(8): 4660-4674.
Asha H, Green JA, Martinez-fernandez L, Esposito L, Improta R
Electronic Circular Dichroism Spectra of DNA Quadruple Helices Studied by Molecular Dynamics Simulations and Excitonic Calculations including Charge Transfer States
Molecules (ISSN: 1420-3049linking, 1420-3049electronic), 2021 Aug 7; 26(16): N/D-N/D.
Wang X, Martínez-fernández L, Zhang Y, Zhang K, Improta R, Kohler B, Xu J, Chen J
Solvent-Dependent Stabilization of a Charge Transfer State is the Key to Ultrafast Triplet State Formation in an Epigenetic DNA Nucleoside
Chemistry (ISSN: 0947-6539linking, 1521-3765electronic), 2021 Jul 26; 27(42): 10932-10940.
Martinez-fernandez L, Gustavsson T, Diederichsen U, Improta R
Excited State Dynamics of 8-Vinyldeoxyguanosine In Aqueous Solution Studied by Time-Resolved Fluorescence Spectroscopy and Quantum Mechanical Calculations
Molecules (ISSN: 1420-3049linking, 1420-3049electronic), 2020 Feb 13; 25(4): N/D-N/D.
Schmid M, Martinez-fernandez L, Markovitsi D, Santoro F, Hache F, Improta R, Changenet P
Unveiling Excited-State Chirality of Binaphthols by Femtosecond Circular Dichroism and Quantum Chemical Calculations
J Phys Chem Lett (ISSN: 1948-7185linking, 1948-7185electronic), 2019 Jul 18; 10(14): 4089-4094.
Banyasz A, Balanikas E, Martinez-fernandez L, Baldacchino G, Douki T, Improta R, Markovitsi D
Radicals Generated in Tetramolecular Guanine Quadruplexes by Photoionization: Spectral and Dynamical Features
J Phys Chem B (ISSN: 1520-5207linking, 1520-6106), 2019 Jun 13; 123(23): 4950-4957.
Martinez-fernandez L, Gavvala K, Sharma R, Didier P, Richert L, Segarra Marti J, Mori M, Mely Y, Improta R
Excited-State Dynamics of Thienoguanosine, an Isomorphic Highly Fluorescent Analogue of Guanosine
Chemistry (ISSN: 0947-6539linking, 1521-3765electronic), 2019 May 28; 25(30): 7375-7386.
Martinez-fernandez L, Improta R
Sequence dependence on DNA photochemistry: a computational study of photodimerization pathways in TpdC and dCpT dinucleotides
Photochemical & (ISSN: 1474-9092electronic, 1474-905xlinking), 2018 May 16; 17(5): 586-591.
Banyasz A, Ketola T, Martinez-fernandez L, Improta R, Markovitsi D
Adenine radicals generated in alternating AT duplexes by direct absorption of low-energy UV radiation
Faraday Discuss (ISSN: 1359-6640print, 1359-6640linking), 2018 Jan 26; N/D: N/D-N/D.
Martinez-fernandez L, Improta R
Photoactivated proton coupled electron transfer in DNA: Insights from quantum mechanical calculations
Faraday Discuss (ISSN: 1359-6640, 1359-6640print), 2018; 207: 199-216.
Banyasz A, Martinez-fernandez L, Balty C, Perron M, Douki T, Improta R, Markovitsi D
Absorption of Low-Energy UV Radiation by Human Telomere G-Quadruplexes Generates Long-Lived Guanine Radical Cations
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 0002-7863print), 2017 Aug 2; 139(30): 10561-10568.
Martinez-fernandez L, Pepino AJ, Segarra-marti J, Jovaisaite J, Vaya I, Nenov A, Markovitsi D, Gustavsson T, Banyasz A, Garavelli M, Improta R
Photophysics of Deoxycytidine and 5-Methyldeoxycytidine in Solution: A Comprehensive Picture by Quantum Mechanical Calculations and Femtosecond Fluorescence Spectroscopy
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 0002-7863print), 2017 Jun 14; 139(23): 7780-7791.
Cerezo J, Petrone A, Avila Ferrer FJ, Donati G, Santoro F, Improta R, Rega N
Electronic spectroscopy of a solvatochromic dye in water: comparison of static cluster/implicit and dynamical/explicit solvent models on structures and energies
Theoretical Chemistry Accounts, 2016 Dec; N/D: N/D-N/D.
Sholokh M, Improta R, Mori M, Sharma R, Kenfack C, Shin D, Voltz K, Stote RH, Zaporozhets OA, Botta M, Tor Y, Mely Y
Tautomers of a Fluorescent G Surrogate and Their Distinct Photophysics Provide Additional Information Channels
Angew Chem Int Ed (ISSN: 1433-7851, 1521-3773electronic, 1433-7851linking), 2016 Jun 8; N/D: N/D-N/D.
Banyasz A, Esposito L, Douki T, Perron M, Lepori C, Improta R, Markovitsi D
Effect of C5-Methylation of Cytosine on the UV-Induced Reactivity of Duplex DNA: Conformational and Electronic Factors
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207linking), 2016 May 12; 120(18): 4232-4242.
Zhang Y, De La Harpe K, Beckstead AA, Martínez-fernández L, Improta R, Kohler B
Excited-State Dynamics of DNA Duplexes with Different H-Bonding Motifs
J Phys Chem Lett (ISSN: 1948-7185, 1948-7185electronic, 1948-7185linking), 2016; 7(6): 950-954.
Improta R, Santoro F, Blancafort L
Quantum Mechanical Studies on the Photophysics and the Photochemistry of Nucleic Acids and Nucleobases
Chem Rev (ISSN: 0009-2665), 2016; 116(6): 3540-3593.
Zhang Y, de La Harpe K, Beckstead AA, Improta R, Kohler B
UV-Induced Proton Transfer between DNA Strands
J Am Chem Soc (ISSN: 0002-7863, 0002-2786, 0002-7863print), 2015 Jun 10; 137(22): 7059-7062.
Huix-Rotllant M, Brazard J, Improta R, Burghardt I, Markovitsi D
Stabilization of mixed frenkel-charge transfer excitons extended across both strands of guanine-cytosine DNA duplexes
J Phys Chem Lett (ISSN: 1948-7185, 1948-7185electronic, 1948-7185linking), 2015; 6(12): 2247-2251.
Zhang Y, Dood J, Beckstead AA, Li X-B, Nguyen KV, Burrows CJ, Improta R, Kohler B
Efficient UV-induced charge separation and recombination in an 8-oxoguanine-containing dinucleotide
P Natl Acad Sci Usa (ISSN: 0027-8424, 1091-6490, 0027-8424print), 2014 Sep 12; 111(32): 11612-11617.
Improta R
Quantum mechanical calculations unveil the structure and properties of the absorbing and emitting excited electronic states of guanine quadruplex
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2014 Jun 23; 20(26): 8106-8115.
Zhang Y, Improta R, Kohler B
Mode-specific vibrational relaxation of photoexcited guanosine 5'-monophosphate and its acid form: a femtosecond broadband mid-IR transient absorption and theoretical study
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2014 Jan 28; 16(4): 1487-1499.
Improta R, Vitagliano L, Esposito L
Correction: Peptide bond distortions from planarity: New insights from quantum mechanical calculations and peptide/protein crystal structures (PLoS ONE)
Plosone (ISSN: 1932-6203, 1932-6203electronic, 1932-6203linking), 2014; 9(1): N/D-N/D.
Hunger K, Buschhaus L, Biemann L, Braun M, Kovalenko S, Improta R, Kleinermanns K
UV-light-induced hydrogen transfer in guanosine-guanosine aggregates
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2013 Apr; 19(17): 5425-5431.
Banyasz A, Gustavsson T, Onidas D, Changenet-Barret P, Markovitsi D, Improta R
Multi-pathway excited state relaxation of adenine oligomers in aqueous solution: A joint theoretical and experimental study
Chemistry (ISSN: 0947-6539, 1521-3765, 1521-3765electronic), 2013 Mar; 19(11): 3762-3774.
Merlino A, Fuchs MR, Pica A, Balsamo A, Dworkowski FSN, Pompidor G, Mazzarella L, Vergara A
Selective X-ray-induced NO photodissociation in haemoglobin crystals: evidence from a Raman-assisted crystallographic study
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2013 Jan; 69: 137-140.
Santoro F, Improta R, Avila Ferrer FJ, Segado M, Lami A
The interplay between neutral exciton and charge transfer states in single-strand polyadenine: A quantum dynamical investigation
Photochem Photobiol Sci (ISSN: 1474-905x), 2013; 12(8): 1527-1543.
Improta R
Photophysics and photochemistry of thymine deoxy-dinucleotide in water: A PCM/TD-DFT quantum mechanical study
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2012 Dec 13; 116(49): 14261-14274.
Caruso P, Causà M, Cimino P, Crescenzi O, D'Amore M, Improta R, Pavone M, Rega N
Effects of molecular dynamics and solvation on the electronic structure of molecular probes
Theor Chem Acc (ISSN: 1432-881x), 2012 Apr; 131(4): 1211-1212.
Stendardo E, Avila FJA, Santoro F, Improta R
Vibrationally resolved absorption and emission spectra of dithiophene in the gas phase and in solution by first-principle quantum mechanical calculations
J Chem Theory Comput (ISSN: 1549-9618, 1549-9626electronic, 1549-9618linking), 2012; 8(11): 4483-4493.
Improta R, Vitagliano L, Esposito L
Peptide bond distortions from planarity: New insights from quantum mechanical calculations and peptide/protein crystal structures
Plosone (ISSN: 1932-6203, 1932-6203electronic, 1932-6203linking), 2011 Sep 16; 6(9): e24533-e24533.
Improta R, Ferrante C, Bozio R, Barone V
The polarizability in solution of tetra-phenyl-porphyrin derivatives in their excited electronic states: A PCM/TD-DFT study
Phys Chem Chem Phys (ISSN: 1463-9076, 1463-3907, 1463-9084electronic), 2009; 11(22): 4664-4673.
Improta R, Barone V
The excited states of adenine and thymine nucleoside and nucleotide in aqueous solution: A comparative study by time-dependent DFT calculations
Theor Chem Acc (ISSN: 1432-881x), 2008 Jul; 120(4-6): 491-497.
Santoro F, Barone V, Benzi C, Improta R
Excited state properties of sizable molecules in solution: From structure to reactivity
Theor Chem Acc (ISSN: 1432-881x), 2007 May; 117(5-6): 1073-1084.
Moccia M, Musumeci D, Valente M, Roviello GN, Sapio R, Pedone C, Bucci EM
Thermodynamic studies on PNA and PNA/DNA dendrimer formation
Nucleosides Nucleotides Nucleic Acids (ISSN: 1525-7770), 2007; 26(8-9): 1173-1176.
Nuernberger P, Vogt G, Gerber G, Improta R, Santoro F
Femtosecond study on the isomerization dynamics of NK88. I. Ground-state dynamics after photoexcitation
J Chem Phys (ISSN: 0021-9606, 0021-9606print, 0897-690online), 2006 Jul 28; 125(4): 44512-44544.
Vogt G, Nuernberger P, Gerber G, Improta R, Santoro F, Nuernberger P, Vogt G, Gerber G, Improta R, Santoro F
Femtosecond study on the isomerization dynamics of NK88. II. Excited-state dynamics
J Chem Phys (ISSN: 0021-9606, 0897-690online), 2006 Jul 28; 125(4): 44512-44512.
Saviano M, Improta R, Benedetti E, Carrozzini B, Cascarano GL, Didierjean C, Toniolo C, Crisma M
Benzophenone photophore flexibility and proximity: Molecular and crystal-state structure of a Bpa-containing trichogin dodecapeptide analogue
Chembiochem (ISSN: 1439-4227, 1439-7633, 1439-7633electronic), 2004 Apr 2; 5(4): 541-544.
Costanzo LL, De Guidi G, Giuffrida S, Sortino S, Condorelli G, Pappalardo G
Antioxidant effect of copper(II) on photosensitized lipid peroxidation
J Chem Res (ISSN: 0162-0134print, 0162-0134linking, 1873-3344), 1995 Feb; 57(2): 115-125.