8IY4

Crystal structure of Class A beta-lactamase BlaA WT - complex with Meropenem

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	0.1 M TRIS hydrochloride pH 8.5, 2.0 M Ammonium phosphate monobasic

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91.774	α = 90
b = 72.619	β = 94.953
c = 43.707	γ = 90

Symmetry
Space Group	C 1 2 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	RIGAKU HyPix-6000HE	X ray optics	2022-10-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	24.53	99.9	0.199	0.22	0.091	0.991	8.2	10.9		19371

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.05			0.655	0.728	0.311	0.889		10.4

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2	24.53	19369	940	99.871	0.205	0.2023	0.2641	20.949

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]
2.416		0.978	-1.22		-1.345

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	19.252
r_dihedral_angle_6_deg	16.171
r_dihedral_angle_3_deg	13.627
r_dihedral_angle_1_deg	6.832
r_lrange_it	6.756
r_lrange_other	6.425
r_scangle_it	3.674
r_scangle_other	3.63
r_mcangle_it	2.554
r_mcangle_other	2.553
r_scbond_it	2.32
r_scbond_other	2.295
r_mcbond_it	1.64
r_mcbond_other	1.639
r_angle_refined_deg	1.415
r_angle_other_deg	0.471
r_xyhbond_nbd_refined	0.257
r_symmetry_xyhbond_nbd_refined	0.224
r_nbd_refined	0.211
r_symmetry_nbd_other	0.191
r_nbd_other	0.178
r_nbtor_refined	0.177
r_symmetry_nbd_refined	0.151
r_symmetry_nbtor_other	0.081
r_chiral_restr	0.065
r_chiral_restr_other	0.017
r_bond_refined_d	0.007
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1992
Nucleic Acid Atoms
Solvent Atoms	180
Heterogen Atoms	31

Software

Software
Software Name	Purpose
REFMAC	refinement
CrysalisPro	data collection
Coot	model building
Aimless	data scaling
MOLREP	phasing