X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.96 α = 90
b = 85.61 β = 90
c = 63.8 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate Osmic 2005-06-02
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU ULTRAX 18 1.5418 -- --

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
1.87 85.75 96.8 0.059 0.059 -- 4.1 20234 19759 2.0 2.0 23.6
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)
1.87 1.96 83.1 0.457 0.457 1.6 4.0 2423

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 1.87 38.4 -- 0.0 20234 19755 1017 98.36 0.194 0.194 0.191 0.239 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.87 1.92 -- 56 1282 0.298 0.328 -- 92.72
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.477
Anisotropic B[1][1] 0.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.02
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.01
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.664
r_dihedral_angle_1_deg 6.741
r_symmetry_vdw_refined 0.225
r_bond_refined_d 0.019
r_dihedral_angle_4_deg 21.345
r_symmetry_hbond_refined 0.361
r_scangle_it 4.556
r_nbd_refined 0.215
r_gen_planes_refined 0.008
r_nbtor_refined 0.313
r_xyhbond_nbd_refined 0.193
r_dihedral_angle_3_deg 16.262
r_mcangle_it 1.963
r_dihedral_angle_2_deg 31.837
r_mcbond_it 1.229
r_chiral_restr 0.185
r_scbond_it 2.948
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1929
Nucleic Acid Atoms 0
Heterogen Atoms 45
Solvent Atoms 141

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
MOLREP phasing
REFMAC refinement
PDB_EXTRACT data extraction version: 3.004
MAR345dtb data collection