Author
Listed:
- Austin Echelmeier
(Arizona State University
Arizona State University)
- Jorvani Cruz Villarreal
(Arizona State University
Arizona State University)
- Marc Messerschmidt
(Arizona State University
Arizona State University
European XFEL)
- Daihyun Kim
(Arizona State University
Arizona State University)
- Jesse D. Coe
(Arizona State University
Arizona State University)
- Darren Thifault
(Arizona State University
Arizona State University)
- Sabine Botha
(Arizona State University
Arizona State University)
- Ana Egatz-Gomez
(Arizona State University
Arizona State University)
- Sahir Gandhi
(Arizona State University
Arizona State University)
- Gerrit Brehm
(University of Göttingen)
- Chelsie E. Conrad
(Arizona State University
Arizona State University)
- Debra T. Hansen
(Arizona State University)
- Caleb Madsen
(Arizona State University
Arizona State University)
- Saša Bajt
(Deutsches Elektronen-Synchrotron
Universität Hamburg)
- J. Domingo Meza-Aguilar
(European XFEL)
- Dominik Oberthür
(Deutsches Elektronen-Synchrotron)
- Max O. Wiedorn
(Universität Hamburg
Deutsches Elektronen-Synchrotron)
- Holger Fleckenstein
(Deutsches Elektronen-Synchrotron)
- Derek Mendez
(Arizona State University
Arizona State University)
- Juraj Knoška
(Deutsches Elektronen-Synchrotron
Universität Hamburg)
- Jose M. Martin-Garcia
(Arizona State University
Arizona State University)
- Hao Hu
(Arizona State University
Arizona State University)
- Stella Lisova
(Arizona State University
Arizona State University)
- Aschkan Allahgholi
(Deutsches Elektronen-Synchrotron)
- Yaroslav Gevorkov
(Deutsches Elektronen-Synchrotron
Hamburg University of Technology, Vision Systems E-2)
- Kartik Ayyer
(Deutsches Elektronen-Synchrotron)
- Steve Aplin
(Deutsches Elektronen-Synchrotron)
- Helen Mary Ginn
(University of Oxford
Diamond Light Source Ltd)
- Heinz Graafsma
(Deutsches Elektronen-Synchrotron)
- Andrew J. Morgan
(Deutsches Elektronen-Synchrotron)
- Dominic Greiffenberg
(Paul Scherrer Institute)
- Alexander Klujev
(Deutsches Elektronen-Synchrotron)
- Torsten Laurus
(Deutsches Elektronen-Synchrotron)
- Jennifer Poehlsen
(Deutsches Elektronen-Synchrotron)
- Ulrich Trunk
(Deutsches Elektronen-Synchrotron)
- Davide Mezza
(Paul Scherrer Institute)
- Bernd Schmidt
(Paul Scherrer Institute)
- Manuela Kuhn
(Deutsches Elektronen-Synchrotron)
- Raimund Fromme
(Arizona State University
Arizona State University)
- Jolanta Sztuk-Dambietz
(European XFEL)
- Natascha Raab
(European XFEL)
- Steffen Hauf
(European XFEL)
- Alessandro Silenzi
(European XFEL)
- Thomas Michelat
(European XFEL)
- Chen Xu
(European XFEL)
- Cyril Danilevski
(European XFEL)
- Andrea Parenti
(European XFEL)
- Leonce Mekinda
(European XFEL)
- Britta Weinhausen
(European XFEL)
- Grant Mills
(European XFEL)
- Patrik Vagovic
(European XFEL)
- Yoonhee Kim
(European XFEL)
- Henry Kirkwood
(European XFEL)
- Richard Bean
(European XFEL)
- Johan Bielecki
(European XFEL)
- Stephan Stern
(European XFEL
Deutsches Elektronen-Synchrotron)
- Klaus Giewekemeyer
(European XFEL)
- Adam R. Round
(European XFEL
Keele University)
- Joachim Schulz
(European XFEL)
- Katerina Dörner
(European XFEL)
- Thomas D. Grant
(SUNY University at Buffalo)
- Valerio Mariani
(Deutsches Elektronen-Synchrotron)
- Anton Barty
(Deutsches Elektronen-Synchrotron)
- Adrian P. Mancuso
(European XFEL
La Trobe University)
- Uwe Weierstall
(Arizona State University
Arizona State University)
- John C. H. Spence
(Arizona State University
Arizona State University)
- Henry N. Chapman
(Universität Hamburg
Deutsches Elektronen-Synchrotron
Universität Hamburg)
- Nadia Zatsepin
(Arizona State University
Arizona State University
La Trobe University)
- Petra Fromme
(Arizona State University
Arizona State University)
- Richard A. Kirian
(Arizona State University
Arizona State University)
- Alexandra Ros
(Arizona State University
Arizona State University)
Abstract
Serial femtosecond crystallography (SFX) with X-ray free electron lasers (XFELs) allows structure determination of membrane proteins and time-resolved crystallography. Common liquid sample delivery continuously jets the protein crystal suspension into the path of the XFEL, wasting a vast amount of sample due to the pulsed nature of all current XFEL sources. The European XFEL (EuXFEL) delivers femtosecond (fs) X-ray pulses in trains spaced 100 ms apart whereas pulses within trains are currently separated by 889 ns. Therefore, continuous sample delivery via fast jets wastes >99% of sample. Here, we introduce a microfluidic device delivering crystal laden droplets segmented with an immiscible oil reducing sample waste and demonstrate droplet injection at the EuXFEL compatible with high pressure liquid delivery of an SFX experiment. While achieving ~60% reduction in sample waste, we determine the structure of the enzyme 3-deoxy-D-manno-octulosonate-8-phosphate synthase from microcrystals delivered in droplets revealing distinct structural features not previously reported.
Suggested Citation
Austin Echelmeier & Jorvani Cruz Villarreal & Marc Messerschmidt & Daihyun Kim & Jesse D. Coe & Darren Thifault & Sabine Botha & Ana Egatz-Gomez & Sahir Gandhi & Gerrit Brehm & Chelsie E. Conrad & Deb, 2020.
"Segmented flow generator for serial crystallography at the European X-ray free electron laser,"
Nature Communications, Nature, vol. 11(1), pages 1-10, December.
Handle:
RePEc:nat:natcom:v:11:y:2020:i:1:d:10.1038_s41467-020-18156-7
DOI: 10.1038/s41467-020-18156-7
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