3DBU

Use of Carbonic Anhydrase II, IX Active-Site Mimic, for the Purpose of Screening Inhibitors for Possible Anti-Cancer Properties


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP92981.3M sodium citrate, 100mM Tris-HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthew coefficientSolvent content
2.1643.07

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.83α = 90
b = 42.04β = 104.43
c = 72.65γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++osmic mirror2008-04-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.54178

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
11.72093.10.0893.925878
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.71.7689.20.4883.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE RPDB entry 1MOO1.7204258782163593.10.1430.197RANDOM
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
112189.5
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.069
s_non_zero_chiral_vol0.054
s_zero_chiral_vol0.039
s_from_restr_planes0.0273
s_angle_d0.023
s_anti_bump_dis_restr0.01
s_bond_d0.007
s_similar_dist
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2128
Nucleic Acid Atoms
Solvent Atoms163
Heterogen Atoms20

Software

Software
Software NamePurpose
SHELXmodel building
SHELXL-97refinement
DENZOdata reduction
SCALEPACKdata scaling
SHELXphasing