X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details HANGING DROP VAPOUR DIFFUSION WITH EQUAL VOLUMES OF FC(GAMMA)RIIA AT 6 MG/ML AND MOTHER LIQUOR (0.2 M AMMONIUM ACETATE, 30% W/V PEG 4000, 0.1 M SODIUM CITRATE PH 5.6) MIXED IN 3 MICRO L DROPLETS AND ALLOWED TO EQUILIBRATE AT 22 C FOR 3-9 DAYS.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.22 α = 90
b = 100.87 β = 90
c = 28.17 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 108
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU MIRRORS 1998-04-01
Diffraction Radiation
Monochromator Protocol
NI FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- MACSCIENCE M18XHF -- -- --

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 10 94.9 0.069 -- -- 2.73 -- 15024 -- -- --
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)
2.0 2.07 95.9 0.359 -- 1.5 2.53 --

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
SIRAS 2.0 6.0 -- 0.0 -- 11447 1038 95.5 -- 0.218 0.197 0.242 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.1
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 27.4
p_staggered_tor 19.7
p_planar_tor 4.1
p_xyhbond_nbd 0.136
p_multtor_nbd 0.235
p_bond_d 0.011
p_angle_d 0.03
p_planar_d 0.032
p_mcbond_it 2.31
p_mcangle_it 4.71
p_scbond_it 3.01
p_scangle_it 5.81
p_plane_restr 0.02
p_chiral_restr 0.121
p_singtor_nbd 0.177
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1360
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 91

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHARP, DM Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
DM model building
SHARP model building
SCALEPACK data reduction
DENZO data collection