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Single-crystal 3D electron diffraction dataset for L-alanine

Version 1.1

Dominiak, Paulina; Kumar, Anil; Jha, Kunal Kumar; Olech, Barbara; Goral, Tomasz; Malinska, Maura; Woźniak, Krzysztof, 2024, "Single-crystal 3D electron diffraction dataset for L-alanine", https://doi.org/10.18150/BPNVDX, RepOD, V1

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Description

Electron diffraction dataset collected from L-alanine (Sigma-Aldrich) micro crystals obtained by slow evaporation using the mixture of solution of ethanol and water (1:1).

Microscope: Thermo Fisher Scientific 200kV Glacios Transmission Electron Microscope (Cryomicroscopy and Electron Diffraction Core Facility at the Centre of New Technologies, University of Warsaw, Poland)

Camera: Ceta-D camera (bin 2x2, rolling shutter, noise reduction mode)

Collection Software: EPU-D (Thermo Fisher), SMV format

Collection Parameters: 200keV, -193C, 50um C2, gun lens 8, spot size 11, extraction voltage 3850V, parallel beam, beam diameter ~1.7 um, beam stop inserted, calibrated camera length 644 mm (670 in UI), oscillation per frame 0.3 deg, 0.5 s exposure time, tilt speed 0.6 deg/s, rotation -60 to +60 deg, total dose ~14.4 e/A2

Grid: lacey carbon Cu 200 mesh glow discharged for 60s at 25mA

Sample: L-alanine

Structure: IAM refinement: CCDC 2308748, TAAM refinement: CCDC 2308749

(2023-11-09)
Subject
Chemistry
Keyword

electron crystallography, 3D ED, microED, quantum crystallography

Related Publication

Kumar A, Jha KK, Olech B, Goral T, Malinska M, Woźniak K, Dominiak PM TAAM refinement on high-resolution experimental and simulated 3D ED/MicroED data for organic mol­ecules, 2024, Acta Cryst. C80, 264-277 https://doi.org/10.1107/S2053229624005357 https://doi.org/10.1107/S2053229624005357 doi: 10.1107/S2053229624005357

CC0 Creative Commons Zero 1.0 CC0 Creative Commons Zero 1.0

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LAlanine20221115.zip
ZIP Archive - 1.3 GB - Mar 6, 2024 - 4 Downloads
MD5: 473366708760a86022c0db56d939def6
License: CC0 Creative Commons Zero 1.0
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