3U7C

crystal structure of the V143I mutant of human carbonic anhydrase II


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3KS3pdb entry 3KS3

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP82981.4 M citrate, 50 mM tris-HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.0941.18

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.296α = 90
b = 41.458β = 104.16
c = 72.083γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210Rh coated Si mirror2011-05-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCHESS BEAMLINE A11.0CHESSA1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
10.935097.20.0827.55.916229415775018.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
10.930.9585.90.4473.26968

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-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTpdb entry 3KS30.9320157750149767789992.30.10570.10540.1313RANDOM14.2635
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]
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.103
s_approx_iso_adps0.101
s_zero_chiral_vol0.1
s_anti_bump_dis_restr0.049
s_similar_adp_cmpnt0.033
s_from_restr_planes0.032
s_angle_d0.031
s_bond_d0.014
s_rigid_bond_adp_cmpnt0.006
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2060
Nucleic Acid Atoms
Solvent Atoms546
Heterogen Atoms17

Software

Software
Software NamePurpose
SCALEPACKdata scaling
SHELXrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
DENZOdata reduction
SHELXphasing
SHELXL-97refinement