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Items: 49


The primary structural photoresponse of phytochrome proteins captured by a femtosecond X-ray laser.

Claesson E, Wahlgren WY, Takala H, Pandey S, Castillon L, Kuznetsova V, Henry L, Panman M, Carrillo M, Kübel J, Nanekar R, Isaksson L, Nimmrich A, Cellini A, Morozov D, Maj M, Kurttila M, Bosman R, Nango E, Tanaka R, Tanaka T, Fangjia L, Iwata S, Owada S, Moffat K, Groenhof G, A Stojković E, A Ihalainen J, Schmidt M, Westenhoff S.

Elife. 2020 Mar 31;9. pii: e53514. doi: 10.7554/eLife.53514. [Epub ahead of print]


Transient IR spectroscopy identifies key interactions and unravels new intermediates in the photocycle of a bacterial phytochrome.

Kübel J, Chenchiliyan M, Ooi SA, Gustavsson E, Isaksson L, Kuznetsova V, Ihalainen JA, Westenhoff S, Maj M.

Phys Chem Chem Phys. 2020 Mar 9. doi: 10.1039/c9cp06995j. [Epub ahead of print]


In cellulo crystallization of Trypanosoma brucei IMP dehydrogenase enables the identification of genuine co-factors.

Nass K, Redecke L, Perbandt M, Yefanov O, Klinge M, Koopmann R, Stellato F, Gabdulkhakov A, Schönherr R, Rehders D, Lahey-Rudolph JM, Aquila A, Barty A, Basu S, Doak RB, Duden R, Frank M, Fromme R, Kassemeyer S, Katona G, Kirian R, Liu H, Majoul I, Martin-Garcia JM, Messerschmidt M, Shoeman RL, Weierstall U, Westenhoff S, White TA, Williams GJ, Yoon CH, Zatsepin N, Fromme P, Duszenko M, Chapman HN, Betzel C.

Nat Commun. 2020 Jan 30;11(1):620. doi: 10.1038/s41467-020-14484-w.


Modulation of Structural Heterogeneity Controls Phytochrome Photoswitching.

Gustavsson E, Isaksson L, Persson C, Mayzel M, Brath U, Vrhovac L, Ihalainen JA, Karlsson BG, Orekhov V, Westenhoff S.

Biophys J. 2020 Jan 21;118(2):415-421. doi: 10.1016/j.bpj.2019.11.025. Epub 2019 Nov 26.


Ultrafast Chemical Exchange Dynamics of Hydrogen Bonds Observed via Isonitrile Infrared Sensors: Implications for Biomolecular Studies.

Kübel J, Lee G, Ooi SA, Westenhoff S, Han H, Cho M, Maj M.

J Phys Chem Lett. 2019 Dec 19;10(24):7878-7883. doi: 10.1021/acs.jpclett.9b03144. Epub 2019 Dec 9.


High-resolution crystal structures of a myxobacterial phytochrome at cryo and room temperatures.

Sanchez JC, Carrillo M, Pandey S, Noda M, Aldama L, Feliz D, Claesson E, Wahlgren WY, Tracy G, Duong P, Nugent AC, Field A, Šrajer V, Kupitz C, Iwata S, Nango E, Tanaka R, Tanaka T, Fangjia L, Tono K, Owada S, Westenhoff S, Schmidt M, Stojković EA.

Struct Dyn. 2019 Sep 17;6(5):054701. doi: 10.1063/1.5120527. eCollection 2019 Sep.


Photoactivation of Drosophila melanogaster cryptochrome through sequential conformational transitions.

Berntsson O, Rodriguez R, Henry L, Panman MR, Hughes AJ, Einholz C, Weber S, Ihalainen JA, Henning R, Kosheleva I, Schleicher E, Westenhoff S.

Sci Adv. 2019 Jul 17;5(7):eaaw1531. doi: 10.1126/sciadv.aaw1531. eCollection 2019 Jul.


Potential pitfalls of the early-time dynamics in two-dimensional electronic spectroscopy.

Paleček D, Edlund P, Gustavsson E, Westenhoff S, Zigmantas D.

J Chem Phys. 2019 Jul 14;151(2):024201. doi: 10.1063/1.5079817.


A simple adaptation to a protein crystallography station to facilitate difference X-ray scattering studies.

Sharma A, Berntsen P, Harimoorthy R, Appio R, Sjöhamn J, Järvå M, Björling A, Hammarin G, Westenhoff S, Brändén G, Neutze R.

J Appl Crystallogr. 2019 Mar 28;52(Pt 2):378-386. doi: 10.1107/S1600576719001900. eCollection 2019 Apr 1.


Structural basis for light control of cell development revealed by crystal structures of a myxobacterial phytochrome.

Woitowich NC, Halavaty AS, Waltz P, Kupitz C, Valera J, Tracy G, Gallagher KD, Claesson E, Nakane T, Pandey S, Nelson G, Tanaka R, Nango E, Mizohata E, Owada S, Tono K, Joti Y, Nugent AC, Patel H, Mapara A, Hopkins J, Duong P, Bizhga D, Kovaleva SE, St Peter R, Hernandez CN, Ozarowski WB, Roy-Chowdhuri S, Yang JH, Edlund P, Takala H, Ihalainen J, Brayshaw J, Norwood T, Poudyal I, Fromme P, Spence JCH, Moffat K, Westenhoff S, Schmidt M, Stojković EA.

IUCrJ. 2018 Aug 29;5(Pt 5):619-634. doi: 10.1107/S2052252518010631. eCollection 2018 Sep 1.


Chromophore-Protein Interplay during the Phytochrome Photocycle Revealed by Step-Scan FTIR Spectroscopy.

Ihalainen JA, Gustavsson E, Schroeder L, Donnini S, Lehtivuori H, Isaksson L, Thöing C, Modi V, Berntsson O, Stucki-Buchli B, Liukkonen A, Häkkänen H, Kalenius E, Westenhoff S, Kottke T.

J Am Chem Soc. 2018 Oct 3;140(39):12396-12404. doi: 10.1021/jacs.8b04659. Epub 2018 Sep 18.


Coordination of the biliverdin D-ring in bacteriophytochromes.

Lenngren N, Edlund P, Takala H, Stucki-Buchli B, Rumfeldt J, Peshev I, Häkkänen H, Westenhoff S, Ihalainen JA.

Phys Chem Chem Phys. 2018 Jul 11;20(27):18216-18225. doi: 10.1039/c8cp01696h.


Erratum: MARTINI bead form factors for the analysis of time-resolved X-ray scattering of proteins. Erratum.

Niebling S, Björling A, Westenhoff S.

J Appl Crystallogr. 2018 May 18;51(Pt 3):968. doi: 10.1107/S1600576718007331. eCollection 2018 Jun 1.


On the (un)coupling of the chromophore, tongue interactions, and overall conformation in a bacterial phytochrome.

Takala H, Lehtivuori HK, Berntsson O, Hughes A, Nanekar R, Niebling S, Panman M, Henry L, Menzel A, Westenhoff S, Ihalainen JA.

J Biol Chem. 2018 May 25;293(21):8161-8172. doi: 10.1074/jbc.RA118.001794. Epub 2018 Apr 5.


Quantum coherence as a witness of vibronically hot energy transfer in bacterial reaction center.

Paleček D, Edlund P, Westenhoff S, Zigmantas D.

Sci Adv. 2017 Sep 6;3(9):e1603141. doi: 10.1126/sciadv.1603141. eCollection 2017 Sep.


Sequential conformational transitions and α-helical supercoiling regulate a sensor histidine kinase.

Berntsson O, Diensthuber RP, Panman MR, Björling A, Gustavsson E, Hoernke M, Hughes AJ, Henry L, Niebling S, Takala H, Ihalainen JA, Newby G, Kerruth S, Heberle J, Liebi M, Menzel A, Henning R, Kosheleva I, Möglich A, Westenhoff S.

Nat Commun. 2017 Aug 18;8(1):284. doi: 10.1038/s41467-017-00300-5.


Time-Resolved X-Ray Solution Scattering Reveals the Structural Photoactivation of a Light-Oxygen-Voltage Photoreceptor.

Berntsson O, Diensthuber RP, Panman MR, Björling A, Hughes AJ, Henry L, Niebling S, Newby G, Liebi M, Menzel A, Henning R, Kosheleva I, Möglich A, Westenhoff S.

Structure. 2017 Jun 6;25(6):933-938.e3. doi: 10.1016/j.str.2017.04.006. Epub 2017 May 11.


Assessing the Ability of Spectroscopic Methods to Determine the Difference in the Folding Propensities of Highly Similar β-Hairpins.

Andersson H, Danelius E, Jarvoll P, Niebling S, Hughes AJ, Westenhoff S, Brath U, Erdélyi M.

ACS Omega. 2017 Feb 28;2(2):508-516. doi: 10.1021/acsomega.6b00484. Epub 2017 Feb 13.


EHD2 restrains dynamics of caveolae by an ATP-dependent, membrane-bound, open conformation.

Hoernke M, Mohan J, Larsson E, Blomberg J, Kahra D, Westenhoff S, Schwieger C, Lundmark R.

Proc Natl Acad Sci U S A. 2017 May 30;114(22):E4360-E4369. doi: 10.1073/pnas.1614066114. Epub 2017 Feb 21.


The room temperature crystal structure of a bacterial phytochrome determined by serial femtosecond crystallography.

Edlund P, Takala H, Claesson E, Henry L, Dods R, Lehtivuori H, Panman M, Pande K, White T, Nakane T, Berntsson O, Gustavsson E, Båth P, Modi V, Roy-Chowdhury S, Zook J, Berntsen P, Pandey S, Poudyal I, Tenboer J, Kupitz C, Barty A, Fromme P, Koralek JD, Tanaka T, Spence J, Liang M, Hunter MS, Boutet S, Nango E, Moffat K, Groenhof G, Ihalainen J, Stojković EA, Schmidt M, Westenhoff S.

Sci Rep. 2016 Oct 19;6:35279. doi: 10.1038/srep35279.


Light-induced structural changes in a monomeric bacteriophytochrome.

Takala H, Niebling S, Berntsson O, Björling A, Lehtivuori H, Häkkänen H, Panman M, Gustavsson E, Hoernke M, Newby G, Zontone F, Wulff M, Menzel A, Ihalainen JA, Westenhoff S.

Struct Dyn. 2016 Aug 29;3(5):054701. doi: 10.1063/1.4961911. eCollection 2016 Sep.


Structural photoactivation of a full-length bacterial phytochrome.

Björling A, Berntsson O, Lehtivuori H, Takala H, Hughes AJ, Panman M, Hoernke M, Niebling S, Henry L, Henning R, Kosheleva I, Chukharev V, Tkachenko NV, Menzel A, Newby G, Khakhulin D, Wulff M, Ihalainen JA, Westenhoff S.

Sci Adv. 2016 Aug 12;2(8):e1600920. doi: 10.1126/sciadv.1600920. eCollection 2016 Aug.


Efficient Isotope Editing of Proteins for Site-Directed Vibrational Spectroscopy.

Peuker S, Andersson H, Gustavsson E, Maiti KS, Kania R, Karim A, Niebling S, Pedersen A, Erdelyi M, Westenhoff S.

J Am Chem Soc. 2016 Feb 24;138(7):2312-8. doi: 10.1021/jacs.5b12680. Epub 2016 Feb 10.


Ubiquitous Structural Signaling in Bacterial Phytochromes.

Björling A, Berntsson O, Takala H, Gallagher KD, Patel H, Gustavsson E, St Peter R, Duong P, Nugent A, Zhang F, Berntsen P, Appio R, Rajkovic I, Lehtivuori H, Panman MR, Hoernke M, Niebling S, Harimoorthy R, Lamparter T, Stojković EA, Ihalainen JA, Westenhoff S.

J Phys Chem Lett. 2015 Sep 3;6(17):3379-83. doi: 10.1021/acs.jpclett.5b01629. Epub 2015 Aug 14.


Light-induced Changes in the Dimerization Interface of Bacteriophytochromes.

Takala H, Björling A, Linna M, Westenhoff S, Ihalainen JA.

J Biol Chem. 2015 Jun 26;290(26):16383-92. doi: 10.1074/jbc.M115.650127. Epub 2015 May 13.


The impact of interchain hydrogen bonding on β-hairpin stability is readily predicted by molecular dynamics simulation.

Niebling S, Danelius E, Brath U, Westenhoff S, Erdélyi M.

Biopolymers. 2015 Nov;104(6):703-6. doi: 10.1002/bip.22671.


Cell-free expression of a functional pore-only sodium channel.

Kovácsová G, Gustavsson E, Wang J, Kreir M, Peuker S, Westenhoff S.

Protein Expr Purif. 2015 Jul;111:42-7. doi: 10.1016/j.pep.2015.03.002. Epub 2015 Mar 11.


Conformational activation of visual rhodopsin in native disc membranes.

Malmerberg E, M Bovee-Geurts PH, Katona G, Deupi X, Arnlund D, Wickstrand C, Johansson LC, Westenhoff S, Nazarenko E, Schertler GF, Menzel A, de Grip WJ, Neutze R.

Sci Signal. 2015 Mar 10;8(367):ra26. doi: 10.1126/scisignal.2005646.


Deciphering solution scattering data with experimentally guided molecular dynamics simulations.

Björling A, Niebling S, Marcellini M, van der Spoel D, Westenhoff S.

J Chem Theory Comput. 2015 Feb 10;11(2):780-7. doi: 10.1021/ct5009735.


MARTINI bead form factors for the analysis of time-resolved X-ray scattering of proteins.

Niebling S, Björling A, Westenhoff S.

J Appl Crystallogr. 2014 Jun 14;47(Pt 4):1190-1198. eCollection 2014 Aug 1. Erratum in: J Appl Crystallogr. 2018 May 18;51(Pt 3):968.


Visualizing a protein quake with time-resolved X-ray scattering at a free-electron laser.

Arnlund D, Johansson LC, Wickstrand C, Barty A, Williams GJ, Malmerberg E, Davidsson J, Milathianaki D, DePonte DP, Shoeman RL, Wang D, James D, Katona G, Westenhoff S, White TA, Aquila A, Bari S, Berntsen P, Bogan M, van Driel TB, Doak RB, Kjær KS, Frank M, Fromme R, Grotjohann I, Henning R, Hunter MS, Kirian RA, Kosheleva I, Kupitz C, Liang M, Martin AV, Nielsen MM, Messerschmidt M, Seibert MM, Sjöhamn J, Stellato F, Weierstall U, Zatsepin NA, Spence JC, Fromme P, Schlichting I, Boutet S, Groenhof G, Chapman HN, Neutze R.

Nat Methods. 2014 Sep;11(9):923-6. doi: 10.1038/nmeth.3067. Epub 2014 Aug 10.


Signal amplification and transduction in phytochrome photosensors.

Takala H, Björling A, Berntsson O, Lehtivuori H, Niebling S, Hoernke M, Kosheleva I, Henning R, Menzel A, Ihalainen JA, Westenhoff S.

Nature. 2014 May 8;509(7499):245-248. doi: 10.1038/nature13310. Epub 2014 Apr 30.


Structure of a photosynthetic reaction centre determined by serial femtosecond crystallography.

Johansson LC, Arnlund D, Katona G, White TA, Barty A, DePonte DP, Shoeman RL, Wickstrand C, Sharma A, Williams GJ, Aquila A, Bogan MJ, Caleman C, Davidsson J, Doak RB, Frank M, Fromme R, Galli L, Grotjohann I, Hunter MS, Kassemeyer S, Kirian RA, Kupitz C, Liang M, Lomb L, Malmerberg E, Martin AV, Messerschmidt M, Nass K, Redecke L, Seibert MM, Sjöhamn J, Steinbrener J, Stellato F, Wang D, Wahlgren WY, Weierstall U, Westenhoff S, Zatsepin NA, Boutet S, Spence JC, Schlichting I, Chapman HN, Fromme P, Neutze R.

Nat Commun. 2013;4:2911. doi: 10.1038/ncomms3911.


Coherent picosecond exciton dynamics in a photosynthetic reaction center.

Westenhoff S, Palecek D, Edlund P, Smith P, Zigmantas D.

J Am Chem Soc. 2012 Oct 10;134(40):16484-7. doi: 10.1021/ja3065478. Epub 2012 Oct 1.


Time-resolved WAXS reveals accelerated conformational changes in iodoretinal-substituted proteorhodopsin.

Malmerberg E, Omran Z, Hub JS, Li X, Katona G, Westenhoff S, Johansson LC, Andersson M, Cammarata M, Wulff M, van der Spoel D, Davidsson J, Specht A, Neutze R.

Biophys J. 2011 Sep 21;101(6):1345-53. doi: 10.1016/j.bpj.2011.07.050. Epub 2011 Sep 20.


Rapid readout detector captures protein time-resolved WAXS.

Westenhoff S, Malmerberg E, Arnlund D, Johansson L, Nazarenko E, Cammarata M, Davidsson J, Chaptal V, Abramson J, Katona G, Menzel A, Neutze R.

Nat Methods. 2010 Oct;7(10):775-6. doi: 10.1038/nmeth1010-775c. Epub 2010 Sep 29. No abstract available.


Time-resolved structural studies of protein reaction dynamics: a smorgasbord of X-ray approaches.

Westenhoff S, Nazarenko E, Malmerberg E, Davidsson J, Katona G, Neutze R.

Acta Crystallogr A. 2010 Mar;66(Pt 2):207-19. doi: 10.1107/S0108767309054361. Epub 2010 Feb 18.


Charge recombination and exciton annihilation reactions in conjugated polymer blends.

Howard IA, Hodgkiss JM, Zhang X, Kirov KR, Bronstein HA, Williams CK, Friend RH, Westenhoff S, Greenham NC.

J Am Chem Soc. 2010 Jan 13;132(1):328-35. doi: 10.1021/ja908046h.


Structural dynamics of light-driven proton pumps.

Andersson M, Malmerberg E, Westenhoff S, Katona G, Cammarata M, Wöhri AB, Johansson LC, Ewald F, Eklund M, Wulff M, Davidsson J, Neutze R.

Structure. 2009 Sep 9;17(9):1265-75. doi: 10.1016/j.str.2009.07.007.


"Helter-skelter-like" perylene polyisocyanopeptides.

Schwartz E, Palermo V, Finlayson CE, Huang YS, Otten MB, Liscio A, Trapani S, González-Valls I, Brocorens P, Cornelissen JJ, Peneva K, Müllen K, Spano FC, Yartsev A, Westenhoff S, Friend RH, Beljonne D, Nolte RJ, Samorì P, Rowan AE.

Chemistry. 2009 Mar 2;15(11):2536-47. doi: 10.1002/chem.200801746.


Low-temperature control of nanoscale morphology for high performance polymer photovoltaics.

Campbell AR, Hodgkiss JM, Westenhoff S, Howard IA, Marsh RA, McNeill CR, Friend RH, Greenham NC.

Nano Lett. 2008 Nov;8(11):3942-7. doi: 10.1021/nl802425r. Epub 2008 Oct 25.


Charge recombination in organic photovoltaic devices with high open-circuit voltages.

Westenhoff S, Howard IA, Hodgkiss JM, Kirov KR, Bronstein HA, Williams CK, Greenham NC, Friend RH.

J Am Chem Soc. 2008 Oct 15;130(41):13653-8. doi: 10.1021/ja803054g. Epub 2008 Sep 18.


Probing the morphology and energy landscape of blends of conjugated polymers with sub-10 nm resolution.

Westenhoff S, Howard IA, Friend RH.

Phys Rev Lett. 2008 Jul 4;101(1):016102. Epub 2008 Jul 2. Erratum in: Phys Rev Lett. 2008 Jul 18;101(3):039904.


Electronic structures of interfacial states formed at polymeric semiconductor heterojunctions.

Huang YS, Westenhoff S, Avilov I, Sreearunothai P, Hodgkiss JM, Deleener C, Friend RH, Beljonne D.

Nat Mater. 2008 Jun;7(6):483-9. doi: 10.1038/nmat2182. Epub 2008 Apr 27.


Anomalous energy transfer dynamics due to torsional relaxation in a conjugated polymer.

Westenhoff S, Beenken WJ, Friend RH, Greenham NC, Yartsev A, Sundström V.

Phys Rev Lett. 2006 Oct 20;97(16):166804. Epub 2006 Oct 18.


Conformational disorder of conjugated polymers.

Westenhoff S, Beenken WJ, Yartsev A, Greenham NC.

J Chem Phys. 2006 Oct 21;125(15):154903.


Ultrafast spectroscopy of the solvent dependence of electron transfer in a perylenebisimide dimer.

Holman MW, Yan P, Adams DM, Westenhoff S, Silva C.

J Phys Chem A. 2005 Sep 29;109(38):8548-52.


Exciton migration in a polythiophene: probing the spatial and energy domain by line-dipole Forster-type energy transfer.

Westenhoff S, Daniel C, Friend RH, Silva C, Sundström V, Yartsev A.

J Chem Phys. 2005 Mar 1;122(9):094903.


Quantum dot on a rope.

Westenhoff S, Kotov NA.

J Am Chem Soc. 2002 Mar 20;124(11):2448-9.


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