X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.9
Details PROTEIN WAS CRYSTALLIZED FROM 0.2M AMMONIUM SULPHATE, 200MM BIS-TRIS,, pH 7.9

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.52 α = 90
b = 58.52 β = 90
c = 194.64 γ = 120
Symmetry
Space Group P 31 1 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT MIRROR 1996-06-15
Diffraction Radiation
Monochromator Protocol
SUPPER DOUBLE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, HAMBURG BW7B

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
1.64 15 100.0 0.084 0.084 -- 14.3 -- 46252 -- -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 1.68 100.0 0.369 0.369 3.3 8.8 --

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 44628 -- 1390 99.9 0.1783 0.1779 -- 0.2124 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_zero_chiral_vol 0.04
s_non_zero_chiral_vol 0.049
s_anti_bump_dis_restr 0.092
s_approx_iso_adps 0.08
s_angle_d 0.026
s_bond_d 0.022
s_from_restr_planes 0.025
s_similar_dist 0.002
Coordinate Error
Parameter Value
Number Disordered Residues 2.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 3359.1
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2919
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 581

Software

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