#1: Journal: Acta Crystallogr F Struct Biol Commun / Year: 2017 Title: The quorum-quenching lactonase from Alicyclobacter acidoterrestris: purification, kinetic characterization, crystallization and crystallographic analysis. Authors: Bergonzi, C. / Schwab, M. / Chabriere, E. / Elias, M.
Mass: 18.015 Da / Num. of mol.: 594 / Source method: isolated from a natural source / Formula: H2O
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 2.58 Å3/Da / Density % sol: 52.32 %
Crystal grow
Temperature: 292 K / Method: vapor diffusion, hanging drop / pH: 8 Details: Purified and concentrated AaL samples (10 mg ml) were subjected to crystallization trialsCrystals appeared after 1 d at 292 K in a condition consisting of 0.45M ammonium chloride, 16% ...Details: Purified and concentrated AaL samples (10 mg ml) were subjected to crystallization trialsCrystals appeared after 1 d at 292 K in a condition consisting of 0.45M ammonium chloride, 16% polyethylene glycol 3350. Seeding was performed as described previously (PMID: 28777091)
Resolution: 1.8→57.31 Å / Cor.coef. Fo:Fc: 0.969 / Cor.coef. Fo:Fc free: 0.958 / SU B: 2.528 / SU ML: 0.076 / Cross valid method: THROUGHOUT / ESU R: 0.111 / ESU R Free: 0.105 / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.19241
4506
5 %
RANDOM
Rwork
0.16345
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obs
0.1649
85605
99.53 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å