2DQY

Crystal structure of human carboxylesterase in complex with cholate and palmitate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1MX1 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.62988% PEG 3350, 0.4M Li2SO4, 0.1M NaCl, 0.1M LiCl, 0.1M citrate (pH 5.5), 5% glycerol , pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.7955.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.292α = 90
b = 179.877β = 90
c = 201.323γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayIMAGE PLATERIGAKU RAXIS IV2001-04-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBERIGAKU1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
1320930.117.8133828422
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
133.283.60.3412.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1MX1319.931382842693930.2260.2260.271RANDOM31.6
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]
-6.015.10.91
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.6
c_scangle_it2.33
c_mcangle_it2.05
c_scbond_it1.42
c_angle_deg1.2
c_mcbond_it1.15
c_improper_angle_d0.82
c_bond_d0.009
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.6
c_scangle_it2.33
c_mcangle_it2.05
c_scbond_it1.42
c_angle_deg1.2
c_mcbond_it1.15
c_improper_angle_d0.82
c_bond_d0.009
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms12390
Nucleic Acid Atoms
Solvent Atoms301
Heterogen Atoms276

Software

Software
Software NamePurpose
CNSrefinement
CrystalCleardata reduction
MOSFLMdata reduction
AMoREphasing