8ECF

Cryo structure of Mycobacterium tuberculosis beta lactamase microcrystals mixed with sulbactam for 3 hours

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.1	300	2.1 M Ammonium Phosphate

Crystal Properties
Matthews coefficient	Solvent content
3.57	65.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.442	α = 90
b = 96.666	β = 108.082
c = 111.028	γ = 90

Symmetry
Space Group	P 1 21 1

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 PILATUS 6M		2021-04-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	1.26	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	2.6	48.33	100	0.18	0.372	2.7		25400

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.6	2.64			0.18

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	6b5x	2.736	48.33	25399	1322	60.032	0.214	0.2111	0.2682	57.967

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]
-1.683		-0.896	2.15		0.098

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	16.443
r_dihedral_angle_6_deg	15.141
r_dihedral_angle_2_deg	13.509
r_lrange_it	11.725
r_lrange_other	11.718
r_dihedral_angle_1_deg	9.369
r_scangle_it	5.646
r_scangle_other	5.646
r_mcangle_it	4.92
r_mcangle_other	4.919
r_scbond_it	3.331
r_scbond_other	3.331
r_mcbond_it	3.008
r_mcbond_other	3.006
r_angle_refined_deg	1.191
r_angle_other_deg	0.417
r_nbd_other	0.252
r_symmetry_nbd_refined	0.245
r_xyhbond_nbd_refined	0.236
r_nbd_refined	0.216
r_symmetry_xyhbond_nbd_refined	0.216
r_symmetry_nbd_other	0.198
r_nbtor_refined	0.172
r_ncsr_local_group_4	0.112
r_ncsr_local_group_1	0.11
r_ncsr_local_group_6	0.107
r_ncsr_local_group_3	0.106
r_ncsr_local_group_2	0.101
r_ncsr_local_group_5	0.099
r_symmetry_nbtor_other	0.081
r_symmetry_xyhbond_nbd_other	0.068
r_chiral_restr	0.052
r_bond_refined_d	0.005
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7952
Nucleic Acid Atoms
Solvent Atoms	156
Heterogen Atoms	80

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing