X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 1M CIT, PH =7, 25% MPD

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 22.7 α = 90
b = 27.99 β = 93.18
c = 44.49 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-09-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, HAMBURG X11

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
0.89 27.99 99.4 0.0169 -- -- 3.66 -- 42306 -- -- --
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)
0.89 1.0 98.1 0.0339 -- 24.67 3.35 --

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
DIRECT METHODS 0.89 27.99 -- 0.0 82360 -- 4260 99.4 0.0837 0.0835 -- 0.1004 SHELLS
RMS Deviations
Key Refinement Restraint Deviation
s_bond_d 0.027
s_similar_adp_cmpnt 0.029
s_anti_bump_dis_restr 0.082
s_similar_dist 0.017
s_from_restr_planes 0.107
s_zero_chiral_vol 0.128
s_rigid_bond_adp_cmpnt 0.006
s_angle_d 0.042
s_approx_iso_adps 0.065
Coordinate Error
Parameter Value
Number Disordered Residues 28.0
Occupancy Sum Hydrogen 354.5
Occupancy Sum Non Hydrogen 630.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 320
Nucleic Acid Atoms 0
Heterogen Atoms 210
Solvent Atoms 125

Software

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