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Acoustically mounted microcrystals yield high-resolution X-ray structures.

Authors :
Soares AS
Engel MA
Stearns R
Datwani S
Olechno J
Ellson R
Skinner JM
Allaire M
Orville AM
Source :
Biochemistry [Biochemistry] 2011 May 31; Vol. 50 (21), pp. 4399-401. Date of Electronic Publication: 2011 May 09.
Publication Year :
2011

Abstract

We demonstrate a general strategy for determining structures from showers of microcrystals. It uses acoustic droplet ejection to transfer 2.5 nL droplets from the surface of microcrystal slurries, through the air, onto mounting micromesh pins. Individual microcrystals are located by raster-scanning a several-micrometer X-ray beam across the cryocooled micromeshes. X-ray diffraction data sets merged from several micrometer-sized crystals are used to determine 1.8 วบ resolution crystal structures.

Details

Language :
English
ISSN :
1520-4995
Volume :
50
Issue :
21
Database :
MEDLINE
Journal :
Biochemistry
Publication Type :
Academic Journal
Accession number :
21542590
Full Text :
https://doi.org/10.1021/bi200549x