X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 293.0
Details PEG 6k, Imidazole, ADP, Magnesium Chloride, Iodo-propionic Acid, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 71.42 α = 90
b = 109.87 β = 104.52
c = 71.41 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 1998-03-26
IMAGE PLATE RIGAKU RAXIS II -- 1999-04-01
Diffraction Radiation
Monochromator Protocol
Si 111 MAD
Graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12C 0.9803, 0.9802, 0.9300 NSLS X12C
ROTATING ANODE RIGAKU RU300 -- -- --

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
2.4 20 88.3 0.042 -- -- 3.3 36213 35685 2.0 2.0 --

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 2.5 6.0 -- 0.0 28853 28853 1508 84.2 0.1905 0.208 0.202 0.2619 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.0
s_similar_adp_cmpnt 0.044
s_rigid_bond_adp_cmpnt 0.0
s_anti_bump_dis_restr 0.139
s_non_zero_chiral_vol 0.076
s_zero_chiral_vol 0.104
s_from_restr_planes 0.019
s_similar_dist 0.316
s_angle_d 0.033
s_bond_d 0.019
Coordinate Error
Parameter Value
Number Disordered Residues 0.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 5677.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5393
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 228

Software

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