6G7A

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


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5LL9 

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
2.0639.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 77.296α = 90
b = 73.925β = 108.92
c = 91.217γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2015-06-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)1.033200PETRA III, EMBL c/o DESYP13 (MX1)

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
11.4286.2994.90.0360.0460.01724.86.8173178
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)
11.421.577.20.1860.1860.2270.0894.16

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 REPLACEMENTTHROUGHOUT5LL91.4273.121731521723294.650.15580.15250.1859RANDOM17.0153
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]
-0.060.20.16-0.19
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.725
r_dihedral_angle_4_deg14.818
r_dihedral_angle_3_deg13.138
r_dihedral_angle_1_deg6.904
r_scbond_it3.081
r_mcangle_it2.52
r_angle_refined_deg2.332
r_mcbond_it1.754
r_chiral_restr0.167
r_bond_refined_d0.025
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.725
r_dihedral_angle_4_deg14.818
r_dihedral_angle_3_deg13.138
r_dihedral_angle_1_deg6.904
r_scbond_it3.081
r_mcangle_it2.52
r_angle_refined_deg2.332
r_mcbond_it1.754
r_chiral_restr0.167
r_bond_refined_d0.025
r_gen_planes_refined0.015
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8408
Nucleic Acid Atoms
Solvent Atoms1356
Heterogen Atoms152

Software

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