4OPY

Room temperature crystal structure of stabilized TEM-1 beta-lactamase variant v.13 carrying R164S mutation

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.2	293	9% (wt/vol) polyethylene glycol (PEG) 8000, 100 mM MES, and 200mM Ca(OAc)2, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 154.96	α = 90
b = 47.07	β = 93.17
c = 34.97	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	293	IMAGE PLATE	RIGAKU RAXIS IV++			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH3R	1.54178

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.75	77.36				80712	24819	2	3

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.75	77.36	23577	1241	96.99	0.14224	0.14034	0.17797	RANDOM	22.058

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]
-0.11		0.05	0.17		-0.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.551
r_dihedral_angle_4_deg	17.281
r_dihedral_angle_3_deg	15.781
r_long_range_B_refined	9.04
r_long_range_B_other	8.898
r_dihedral_angle_1_deg	6.751
r_scangle_other	5.623
r_mcangle_it	3.808
r_mcangle_other	3.808
r_scbond_it	3.65
r_scbond_other	3.623
r_mcbond_it	2.508
r_mcbond_other	2.505
r_angle_refined_deg	2.265
r_angle_other_deg	1.036
r_chiral_restr	0.148
r_bond_refined_d	0.024
r_gen_planes_refined	0.01
r_bond_other_d	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2010
Nucleic Acid Atoms
Solvent Atoms	138
Heterogen Atoms	19

Software

Software
Software Name	Purpose
StructureStudio	data collection
MOLREP	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling