6R71

Crystal structure of human carbonic anhydrase isozyme XII with 2-(benzenesulfonyl)-4-chloro-N-(2-hydroxyethyl)-5-sulfamoyl-benzamide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1JD0 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.2291Crystallization buffer: 0.1M ammonium citrate (pH 7.2), 0.2 M ammonium sulfate and 26% PEG4000
Crystal Properties
Matthews coefficientSolvent content
1.9336.15

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.085α = 90
b = 70.835β = 105.5
c = 74.905γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2014-11-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-30.91000MAX III911-3

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
1237.03495.70.1020.1210.04712.16.329369
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)
122.1189.80.3530.3530.420.1632.26.2

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 REPLACEMENTTHROUGHOUT1JD0236.529349294395.230.15840.15280.2096RANDOM16.2453
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]
0.6-0.28-0.07-0.33
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.181
r_dihedral_angle_4_deg17.326
r_dihedral_angle_3_deg15.882
r_dihedral_angle_1_deg7.279
r_mcangle_it2.177
r_scbond_it2.001
r_angle_refined_deg1.517
r_mcbond_it1.335
r_chiral_restr0.111
r_gen_planes_refined0.008
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.181
r_dihedral_angle_4_deg17.326
r_dihedral_angle_3_deg15.882
r_dihedral_angle_1_deg7.279
r_mcangle_it2.177
r_scbond_it2.001
r_angle_refined_deg1.517
r_mcbond_it1.335
r_chiral_restr0.111
r_gen_planes_refined0.008
r_bond_refined_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4195
Nucleic Acid Atoms
Solvent Atoms322
Heterogen Atoms58

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
PDB_EXTRACTdata extraction
SCALAdata scaling
MOLREPphasing
Cootmodel building