X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.6
Temperature 300.0
Details PEG 4000, sodium actetate, ammonium sulfate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 300K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.21 α = 90
b = 55.63 β = 90
c = 102.05 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV++ OSMIC MIRRORS 2001-07-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU FR-D 1.5418 -- --

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
1.65 26.84 98.5 0.074 -- -- -- 18425 18609 -3.0 -3.0 --
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)
1.65 -- 96.7 0.382 -- 5.11 -- --

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
MIR 1.65 10.0 -- 0.0 17500 17500 783 93.5 0.1408 0.1408 0.1385 0.2255 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.65 -- 17500 783 -- 0.1385 0.2255 -- 93.0
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.084
s_similar_adp_cmpnt 0.065
s_rigid_bond_adp_cmpnt 0.003
s_anti_bump_dis_restr 0.01
s_non_zero_chiral_vol 0.06
s_zero_chiral_vol 0.038
s_from_restr_planes 0.0255
s_similar_dist 0.0
s_angle_d 0.027
s_bond_d 0.009
Coordinate Error
Parameter Value
Number Disordered Residues 0.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 1202.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 958
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 245

Software

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