Publications

2022

Potential metal chelating ability of mycosporine-like amino acids: a computational research

Varnalı, T., Bozoflu, M., Sengonul, H., Kurt, S.İ.
Chemical Papers , 76 , 2279–2291 , 2022 , Impact Factor: 2.146 , Q3

2018

Two Distinct Structures of the Sandwich Complex of Scytonemin with Iron and Their Relevance to Astrobiology

Varnalı, T., Gören, B.
Structural Chemistry , 298 (5) , 1565–1572 , 2018 , Impact Factor: 2.019 , Q2

Hydroxy Protons as Structural Probes to Reveal Hydrogen Bonding Properties of Polyols in Aqueous Solution by NMR Spectroscopy

Oruc, G., Varnalı, T., Bekiroglu, S
Journal of Molecular Structure , 1160 , 319-327 , 2018 , Impact Factor: 1.753 , Q3

2016

The Pink Pigment Prodigiosin: Vibrational Spectroscopy and DFT Calculations

Jehlička, J., Nemec, I., Varnalı, T., Culka, A., Svatos, Frank, O., Oren, Edwards, H. G. M.
Dyes and Pigments , 13 , 234–243 , 2016 , Impact Factor: 2.379 , Q1

2014

Raman Spectroscopic Identification of Scytonemin and its Derivatives as Key Biomarkers in Stressed Environments

Varnalı, T., Edwards, H. G.
Philosophical Transactions of the Royal Society A: Mathematical Physical and Engineering Sciences , 372 (2030) , 20140197 , 2014 , Impact Factor: 2.864 , Q1

Raman Spectroscopic Fingerprints of Scytonemin-Imine: Density Functional Theory Calculations of a Novel Potential Biomarker

Varnalı, T., Edwards, H. G.
Philosophical Transactions of the Royal Society A: Mathematical Physical and Engineering Sciences , 372 (2030) , 20140201 , 2014 , Impact Factor: 2.864 , Q1

Scytonin, a novel cyanobacterial photoprotective pigment: calculations of Raman spectroscopic biosignatures

Varnalı, T., Edwards, H.G.M.
Journal of Molecular Modeling , 20 (3) , 2157 , 2014 , Impact Factor: 1.984 , Q2

Reduced and oxidised scytonemin: Theoretical protocol for Raman spectroscopic identification of potential key biomolecules for astrobiology

Varnalı, T., Edwards Howell G. M.
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy , 117 , 72-77 , 2014 , Impact Factor: 1.977 , Q3

2013

A potential new biosignature of life in iron-rich extreme environments: An iron (III) complex of scytonemin and proposal for its identification using Raman spectroscopy

Varnalı, T., Edwards Howell G. M.
Planetary and Space Science , 82-83 , 128-133 , 2013 , Impact Factor: 2.109 , Q1

Theoretical study of novel complexed structures for methoxy derivatives of scytonemin: potential biomarkers in iron-rich stressed environments

Varnalı, T., Edwards Howell G. M.
Astrobiology , 13 (9) , 861-869 , 2013 , Impact Factor: 2.803 , Q1

2012

Influence of a methyl substituent on the Raman spectrum of but-3-enyl methyl ether

Bowen, R. D., Edwards, H. G., Varnalı, T.
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy , 93 , 26-32 , 2012 , Impact Factor: 1.977 , Q3

2011

Separation of Metal Binding and Electron Transfer Sites as a Strategy To Stabilize the Ligand-Reduced and Metal-Oxidized Form of [Mo(CO)4L]

Bulak, E., Varnalı, T., Schwederski, B., Bubrin, D., Fiedler, J., Kaim, W.
Organometallics , 30 (23) , 6441-6445 , 2011 , Impact Factor: 4.145 , Q1

2,3-Bis(1-methylimidazol-2-yl)quinoxaline (bmiq), a new ligand with decoupled electron transfer and metal coordination sites: the very different redox behaviour of isoelectronic complexes with [PtCl2] and [AuCl2]+

Bulak, E., Varnalı, T., Schwederski, B., Sarkar, Hartenbach, I., Fiedlerc, J., Kaim, W.
Dalton Transactions , 40 (12) , 2757-2763 , 2011 , Impact Factor: 3.806 , Q1

A PM6 study of Rhodopseudomonas Acidophila light harvesting center II B800 bacteriochlorophylls in representative protein environment

Tureli, S., Varnalı, T.
Journal of Molecular Modeling , 17 (6) , 1273-1281 , 2011 , Impact Factor: 1.984 , Q2

2010

Iron-Scytonemin Complexes: DFT Calculations on New UV Protectants for Terrestrial Cyanobacteria and Astrobiological Implications

Varnalı, T., Edwards, H. G. M.
Astrobiology , 10 (7) , 711-716 , 2010 , Impact Factor: 2.803 , Q1

Ab initio calculations of scytonemin derivatives of relevance to extremophile characterization by Raman spectroscopy

Varnalı, T., Edwards, H. G. M.
Philosophical Transactions of the Royal Society A , 368 (1922) , 3193-3203 , 2010 , Impact Factor: 2.891 , Q1