4UA9

CTX-M-14 Class A Beta-Lactamase in Complex with a Boronic Acid Acylation Transition State Analog at Sub-Angstrom Resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2P74 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.32931.0M Potassium Phosphate
Crystal Properties
Matthews coefficientSolvent content
238.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.074α = 90
b = 106.632β = 102.18
c = 47.684γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2013-08-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-B0.75142APS23-ID-B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
10.845099.60.07223.34.9408001

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2P740.84204079691275296.10.12230.12230.1313RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
20238264815.3
RMS Deviations
KeyRefinement Restraint Deviation
s_zero_chiral_vol0.1
s_non_zero_chiral_vol0.1
s_anti_bump_dis_restr0.086
s_approx_iso_adps0.043
s_from_restr_planes0.039
s_angle_d0.031
s_similar_adp_cmpnt0.025
s_bond_d0.014
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3907
Nucleic Acid Atoms
Solvent Atoms906
Heterogen Atoms69

Software

Software
Software NamePurpose
SHELXLrefinement
HKL-2000data scaling