3R1W

Crystal structure of a carbonic anhydrase from a crude oil degrading psychrophilic library


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.62980.1M tri-NaCitrate, 0.2M NaCl, 25%PEG3350. 1/70 Trypsin, pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.1542.87

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.071α = 90
b = 89.943β = 96.37
c = 54.72γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS VIIMSC/Yale double focusing mirrors2006-04-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E+ SUPERBRIGHT1.54

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.7336.9693.50.0470.04433.27.6505612
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.731.8383.20.2030.189107.46497

Refinement

Statistics
Diffraction IDStructure Solution 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 REPLACEMENTPDB entry 1V671.7334.65750098253992.720.1590.15740.1894RANDOM
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]
-1.8549-0.27311.48080.3741
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d11.577
f_angle_d1.106
f_chiral_restr0.075
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4071
Nucleic Acid Atoms
Solvent Atoms462
Heterogen Atoms

Software

Software
Software NamePurpose
CrystalCleardata collection
MOLREPphasing
PHENIXrefinement
XDSdata reduction
SCALAdata scaling