X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.8
Details pH 6.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.9 α = 90
b = 40.7 β = 90
c = 30.1 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH NA 1994-06
Diffraction Radiation
Monochromator Protocol
NA --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 0.72, 0.92 EMBL/DESY, Hamburg X31

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
0.96 16 91.0 0.073 -- -- 6.0 -- 31001 -- 0.0 7.23
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)
0.96 0.99 80.0 0.543 -- 1.3 -- --

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 0.96 8.0 -- 2.0 31001 30609 -- 88.0 -- -- 0.158 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 10.72
RMS Deviations
Key Refinement Restraint Deviation
p_planar_d 0.041
p_scbond_it 1.692
p_staggered_tor 12.6
p_angle_d 0.03
p_xhyhbond_nbd 0.485
p_singtor_nbd 0.192
p_bond_d 0.014
p_mcbond_it 1.106
p_hb_or_metal_coord 0.011
p_xyhbond_nbd 0.148
p_scangle_it 2.37
p_plane_restr 0.041
p_multtor_nbd 0.201
p_chiral_restr 0.127
p_planar_tor 4.9
p_transverse_tor 19.5
p_mcangle_it 1.523
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 500
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 129

Software

Software
Software Name Purpose
MOSFILM data collection
ROTAVATA data reduction
AGROVATA data reduction
SHAKE-N-BAKE model building
PROFFT refinement
MOSFLM data reduction
CCP4 data scaling version: (AGROVATA
ROTAVATA) data scaling
SHAKE-N-BAKE phasing