1EW9

ALKALINE PHOSPHATASE (E.C. 3.1.3.1) COMPLEX WITH MERCAPTOMETHYL PHOSPHONATE


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP9.5298enzyme: 30 mg/mL; buffer: 40% saturated ammonium sulfate, 100 mM Tris/10 mM magnesium sulfate, pH 9.5, VAPOR DIFFUSION, HANGING DROP, temperature 25K
Crystal Properties
Matthews coefficientSolvent content
3.3162.85

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 194.83α = 90
b = 167.1β = 90
c = 76.67γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray295AREA DETECTORUCSD MARK III1996-08-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU200

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
123092.60.0527.22.6846017835425.7
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)
122.1572.60.2571.712128

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)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 DIFFRACTION2127835477898311599.10.1810.1810.1750.229every 25
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
s_angle_d0.028
s_bond_d0.016
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6606
Nucleic Acid Atoms
Solvent Atoms557
Heterogen Atoms30

Software

Software
Software NamePurpose
SDMSdata collection
SDMSdata reduction
X-PLORmodel building
SHELXL-97refinement
SDMSdata scaling
X-PLORphasing