1XUH

TRYPSIN-KETO-BABIM-CO+2, PH 8.2


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.2SYNTHETIC MOTHER LIQUOR = 75% SATURATED MAGNESIUM SULFATE, 25 % 1.0 M TRIS ADJUSTED TO PH 8.2; SATURATED IN KETO-BABIM, 5.0 MM CO+2. COMPLEX PRODUCED BY SOAKING TRYPSIN-BENZAMIDINE CO-CRYSTAL.
Crystal Properties
Matthews coefficientSolvent content
2.0514.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.99α = 90
b = 54.99β = 90
c = 109.63γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayAREA DETECTORSIEMENS-NICOLET X100M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1

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
12.4576.40.1282.17146
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.372.4747.1

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTION2.2165990.1350.1350.188
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_improper_angle_d27
x_angle_deg3.3
x_bond_d0.018
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
RMS Deviations
KeyRefinement Restraint Deviation
x_improper_angle_d27
x_angle_deg3.3
x_bond_d0.018
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_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 Atoms1629
Nucleic Acid Atoms
Solvent Atoms125
Heterogen Atoms33

Software

Software
Software NamePurpose
SADIEdata collection
SAINTdata scaling
X-PLORmodel building
X-PLORrefinement
SADIEdata reduction
SAINTdata reduction
X-PLORphasing