X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 72 % AMMONIUM SULFATE 100 MM TRIS 2 % MPD, 5 MM CALCIUM CHLORIDE PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 32.12 α = 90
b = 81.58 β = 112.67
c = 39.86 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH NO MIRRORS 1995-11
Diffraction Radiation
Monochromator Protocol
NI FILTER --
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
1.75 20 82.0 0.052 0.104 -- 4.3 -- 18010 -- 0.0 30.4
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)
1.75 2.0 82.0 0.05 0.28 3.0 2.0 --

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
MOLECULAR REPLACEMENT AND MIR 1.75 20.0 -- 0.0 18010 18010 1801 92.0 0.22 0.22 0.214 0.25 --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model TNT BCORREL V1.0
RMS Deviations
Key Refinement Restraint Deviation
t_nbd 0.038
t_it 2.6
t_gen_planes 0.015
t_trig_c_planes 0.015
t_incorr_chiral_ct 1.0
t_dihedral_angle_d 18.46
t_angle_deg 2.9
t_bond_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1263
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 93

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE, MLPHARE Structure Solution
TNT V. 5-D Structure Refinement
Software
Software Name Purpose
TNT version: 5D refinement
MLPHARE model building
AMORE model building