7CVV

Crystal structure of Catechol o-methyl transferase (COMT) from Niastella koreensis


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5N5D 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP29520% PEG4000, 20% 2-Propanol and 0.1M Sodium citrate pH 5.6
Crystal Properties
Matthews coefficientSolvent content
2.1643.01

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 166.185α = 90
b = 93.181β = 104.12
c = 43.335γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2702019-11-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPAL/PLS BEAMLINE 7A (6B, 6C1)0.97934PAL/PLS7A (6B, 6C1)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
12.550990.1260.1380.05515.75.421163
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.5498.20.3160.3590.1670.774.2

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 REPLACEMENTTHROUGHOUT5N5D2.5231.0820120104397.010.18040.17840.2175RANDOM36.014
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]
-2.10.32-1.072.67
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg42.467
r_dihedral_angle_4_deg20.969
r_dihedral_angle_3_deg17.737
r_dihedral_angle_1_deg6.613
r_angle_refined_deg1.541
r_angle_other_deg1.239
r_chiral_restr0.063
r_bond_refined_d0.007
r_gen_planes_refined0.006
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg42.467
r_dihedral_angle_4_deg20.969
r_dihedral_angle_3_deg17.737
r_dihedral_angle_1_deg6.613
r_angle_refined_deg1.541
r_angle_other_deg1.239
r_chiral_restr0.063
r_bond_refined_d0.007
r_gen_planes_refined0.006
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5016
Nucleic Acid Atoms
Solvent Atoms13
Heterogen Atoms81

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data scaling
PDB_EXTRACTdata extraction
HKL-2000data reduction
MOLREPphasing