X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Temperature 277.0
Details 1.9 M AMMONIUM SULFATE, 50 MM CITRATE/PHOSPHATE BUFFER, 30 MM NAD+, 60 MM 4-METHYL-2-OXOPENTANOATE, PH 7.0, 277 K; ENZYME CONCENTRATION 10 MG/ML.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 134.1 α = 90
b = 134.1 β = 90
c = 125.1 γ = 120
Symmetry
Space Group P 63 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 300 mm plate MIRROR OPTICS 1994-08-01
Diffraction Radiation
Monochromator Protocol
SI(111) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 -- MPG/DESY, HAMBURG BW6

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.86 12.1 96.5 -- 0.089 -- 5.8 -- 53838 -- 0.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.86 2.0 86.9 -- 0.48 2.8 4.4 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.86 12.1 -- 0.0 -- 53838 -- 96.5 -- 0.196 0.196 0.217 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.02
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.25
x_bond_d 0.009
x_angle_deg 1.73
x_dihedral_angle_d 23.12
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.23
Luzzati Sigma A (Observed) 0.28
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2580
Nucleic Acid Atoms 0
Heterogen Atoms 63
Solvent Atoms 182

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (AGROVATA, ROTAVATA) Data Reduction (data scaling)
X-PLOR 3.1 Structure Solution
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement
X-PLOR version: 3.1 model building