3DC9

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


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1MOOPDB entry 1MOO

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
Matthews coefficientSolvent content
2.1542.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.81α = 90
b = 41.75β = 104.48
c = 72.79γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++osmic mirrorMSINGLE 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
11.62094.90.07433138931389
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)
1.61.6691.40.2793000

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 RPDB entry 1MOO1.619.03313893138994.90.1510.2RANDOM
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
52202
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.078
s_non_zero_chiral_vol0.063
s_zero_chiral_vol0.047
s_from_restr_planes0.0285
s_angle_d0.026
s_anti_bump_dis_restr0.01
s_bond_d0.008
s_similar_dist
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2082
Nucleic Acid Atoms
Solvent Atoms188
Heterogen Atoms1

Software

Software
Software NamePurpose
SHELXmodel building
SHELXL-97refinement
CrystalCleardata collection
HKL-2000data reduction
HKL-2000data scaling
SHELXphasing