4WUP

Crystal structure of human carbonic anhydrase isozyme I with 4-[(2-Hydroxyethyl)thio]benzenesulfonamide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1CAB 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.5291Crystallization buffer: 0.1M TrisHCl (pH 8.5), 0.2M ammonium acetate and 24% of PEG4000
Crystal Properties
Matthews coefficientSolvent content
2.3747.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.332α = 90
b = 71.284β = 90
c = 120.719γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2013-01-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P14 (MX2)0.826606PETRA III, EMBL c/o DESYP14 (MX2)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)Rrim I (All)Rpim I (All)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
11.7571.2841000.0850.0910.02516.613.1558645586423.016
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.751.841000.3450.3450.370.12.113.28022

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 REPLACEMENTTHROUGHOUT1CAB1.7560.3655767560899.870.1890.1850.232RANDOM24.864
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]
0.371.12-1.49
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.496
r_dihedral_angle_4_deg15.04
r_dihedral_angle_3_deg13.878
r_dihedral_angle_1_deg7.094
r_angle_refined_deg2.012
r_chiral_restr0.162
r_bond_refined_d0.02
r_gen_planes_refined0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4023
Nucleic Acid Atoms
Solvent Atoms370
Heterogen Atoms41

Software

Software
Software NamePurpose
XDSdata reduction
Cootmodel building
SCALAdata scaling
REFMACrefinement
MOLREPphasing