6UQV

Crystal structure of ChoE, a bacterial acetylcholinesterase from Pseudomonas aeruginosa

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	6.5	277	25% PEG8000, 0.1 M MES, pH 6.5

Crystal Properties
Matthews coefficient	Solvent content
3.01	59.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.157	α = 90
b = 109.673	β = 90
c = 84.22	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS3 S 6M		2019-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97931	APS	31-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.35	65.754	99.5	0.05	0.055	0.021	17.2	6.3	82957	82957

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.35	1.42	98		0.8	0.8	0.883	0.364	1	5.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.35	41.11	78707	4212	99.35	0.1547	0.1536	0.1766	RANDOM	19.96

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-1.36			1.13		0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.13
r_dihedral_angle_4_deg	19.684
r_dihedral_angle_3_deg	10.349
r_dihedral_angle_1_deg	6.261
r_angle_refined_deg	2.008
r_angle_other_deg	0.741
r_chiral_restr	0.13
r_bond_refined_d	0.017
r_gen_planes_refined	0.011
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.13
r_dihedral_angle_4_deg	19.684
r_dihedral_angle_3_deg	10.349
r_dihedral_angle_1_deg	6.261
r_angle_refined_deg	2.008
r_angle_other_deg	0.741
r_chiral_restr	0.13
r_bond_refined_d	0.017
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2229
Nucleic Acid Atoms
Solvent Atoms	403
Heterogen Atoms	44

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SHELXD	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.