1C9Y

HUMAN ORNITHINE TRANSCARBAMYLASE: CRYSTALLOGRAPHIC INSIGHTS INTO SUBSTRATE RECOGNITION AND CATALYTIC MECHANISM


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.5291PEG 400, AMMONIUM SULFATE, POTASSIUM CHLORIDE, EDTA, TRIS ACETATE, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
4.5572.97

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 125.41α = 90
b = 125.41β = 90
c = 125.41γ = 90
Symmetry
Space GroupP 21 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298IMAGE PLATE1998-10-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X12BNSLSX12B

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
11.93599.80.05954.316524122116.7
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)
11.91.971000.1497.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)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 DIFFRACTIONTHROUGHOUT1.92025241251666516698.60.1870.1870.1870.208RANDOM
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
x_angle_deg2.46
x_bond_d0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d
RMS Deviations
KeyRefinement Restraint Deviation
x_angle_deg2.46
x_bond_d0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2533
Nucleic Acid Atoms
Solvent Atoms223
Heterogen Atoms16

Software

Software
Software NamePurpose
AMoREphasing
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling