X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.6
Details PROTEIN WAS CRYSTALLIZED FROM 2% NANO3, IN A 100 MM SODIUM ACETATE BUFFER, PH 4.6; THE PROTEIN STOCK SOLUTION CONTAINED 20 MG/ML

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.1 α = 90
b = 79.1 β = 90
c = 37.9 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 278
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-09
Diffraction Radiation
Monochromator Protocol
-- --
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
2 18 98.5 -- 0.096 -- 4.6 -- 7717 -- -- --
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 3.0 99.09 -- 0.188 10.01 -- --

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
-- 2.0 18.0 -- -- 7695 -- 1539 78.8 0.1853 0.1712 -- 0.2689 SHELLS
RMS Deviations
Key Refinement Restraint Deviation
s_similar_adp_cmpnt 0.039
s_anti_bump_dis_restr 0.01
s_non_zero_chiral_vol 0.079
s_zero_chiral_vol 0.074
s_from_restr_planes 0.313
s_angle_d 0.02
s_bond_d 0.005
Coordinate Error
Parameter Value
Number Disordered Residues 0.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 1092.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1001
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 89

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXL-96 Structure Solution
SHELXL-96 Structure Refinement
Software
Software Name Purpose
SHELXL-96 refinement
SHELXL-96 model building
SCALEPACK data reduction
MOSFLM data collection