X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5
Temperature 290.0
Details PEG 8000, manganese sulfate, cacodylate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.23 α = 90
b = 72.9 β = 105.1
c = 62.95 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 -- 1999-04-23
Diffraction Radiation
Monochromator Protocol
CRYSTALS SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C 0.979 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
0.95 28 94.3 0.058 -- -- 3.9 -- 266037 -- -- --
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)
0.95 0.97 89.3 0.56 -- 1.5 3.2 --

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 0.95 28.0 -- 0.0 263551 263551 13180 94.1 0.1102 0.0983 0.11 0.1318 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.078
s_similar_adp_cmpnt 0.035
s_rigid_bond_adp_cmpnt 0.005
s_anti_bump_dis_restr 0.045
s_non_zero_chiral_vol 0.109
s_zero_chiral_vol 0.1
s_from_restr_planes 0.0337
s_similar_dist 0.0
s_angle_d 0.031
s_bond_d 0.015
Coordinate Error
Parameter Value
Number Disordered Residues 82.0
Occupancy Sum Hydrogen 3697.86
Occupancy Sum Non Hydrogen 4440.8
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3824
Nucleic Acid Atoms 0
Heterogen Atoms 60
Solvent Atoms 738

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