2ZK9

Crystal Structure of Protein-glutaminase


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.62980.1M sodium citrate, 1M Ammonium Phosphate , pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.6252.97

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.306α = 90
b = 62.306β = 90
c = 185.532γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS V2007-07-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL38B10.9SPring-8BL38B1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.1550764897620712.68

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONAB INITIOFREE R1.1510723907239094.80.09790.1359RANDOM
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
1011277.971839.46
RMS Deviations
KeyRefinement Restraint Deviation
s_anti_bump_dis_restr0.115
s_approx_iso_adps0.11
s_zero_chiral_vol0.102
s_non_zero_chiral_vol0.089
s_similar_adp_cmpnt0.041
s_from_restr_planes0.0315
s_angle_d0.031
s_bond_d0.03
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1388
Nucleic Acid Atoms
Solvent Atoms448
Heterogen Atoms7

Software

Software
Software NamePurpose
SHELXmodel building
SHELXL-97refinement
SHELXphasing