X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.3
Details PEG 8000, MANGANESE SULFATE, MES, pH 7.3

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.34 α = 90
b = 72.96 β = 105.25
c = 63.04 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-03-27
Diffraction Radiation
Monochromator Protocol
CRYSTALS SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C -- NSLS X8C

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
0.92 31.3 94.1 0.041 -- -- 3.2 -- 294009 -- -- --
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)
0.92 0.94 66.8 0.607 -- 1.4 1.7 --

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
AB INITIO PHASING 0.92 31.3 -- 0.0 293974 293974 14702 95.0 0.1035 -- 0.1032 0.122 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.084
s_similar_adp_cmpnt 0.036
s_rigid_bond_adp_cmpnt 0.006
s_anti_bump_dis_restr 0.068
s_non_zero_chiral_vol 0.108
s_zero_chiral_vol 0.106
s_from_restr_planes 0.0344
s_similar_dist 0.0
s_angle_d 0.032
s_bond_d 0.016
Coordinate Error
Parameter Value
Number Disordered Residues 107.0
Occupancy Sum Hydrogen 3731.57
Occupancy Sum Non Hydrogen 4455.43
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3824
Nucleic Acid Atoms 0
Heterogen Atoms 60
Solvent Atoms 813

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELX Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building
SCALEPACK data reduction
DENZO data collection