X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.45
Details pH 5.45

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 37.71 α = 90
b = 37.71 β = 90
c = 67.81 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-06
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM1A -- ESRF BM1A

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
1.4 7.1 98.6 0.062 -- -- -- -- 10468 -- -- --
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)
1.4 1.45 73.4 0.376 -- 8.5 -- --

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 1.4 7.1 -- 0.0 10468 -- 545 98.7 0.178 0.1768 -- 0.2066 RANDOM (SAME SET AS FOR THE 1.2 A DATA, WHEN AVAILABLE)
RMS Deviations
Key Refinement Restraint Deviation
s_bond_d 0.012
s_similar_dist 0.0
s_anti_bump_dis_restr 0.036
s_angle_d 0.03
s_zero_chiral_vol 0.159
s_from_restr_planes 0.028
s_non_zero_chiral_vol 0.116
s_similar_adp_cmpnt 0.116
s_approx_iso_adps 0.0
s_rigid_bond_adp_cmpnt 0.003
Coordinate Error
Parameter Value
Number Disordered Residues 1.0
Occupancy Sum Hydrogen 323.0
Occupancy Sum Non Hydrogen 390.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 355
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 37

Software

Software
Software Name Purpose
MARXDS data collection
MARSCALE data reduction
SHELX model building
SHELX refinement
MARXDS data reduction
MARSCALE data scaling
SHELX phasing