X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.5M AMMONIUM SULFATE, 100MM HEPES PH 7.5, 3% PEG400, 1MM FESO4, 28MB/ML PROTEIN, 10MM SUBSTRATE. CRYSTALS ARE DEEP RED.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 87.11 α = 90
b = 87.11 β = 90
c = 150.91 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH RH COATED MIRROR 2004-11-10
Diffraction Radiation
Monochromator Protocol
SI (1 1 1) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX10.1 -- SRS PX10.1

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
2.49 37.77 99.0 0.11 -- -- 9.1 -- 20923 -- -- 77.0
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)
2.49 2.62 93.4 0.83 -- 1.8 8.4 --

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 2.5 75.38 -- -- -- 19768 1039 99.93 -- 0.2139 0.21124 0.26672 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 2.5 2.565 -- 81 1455 0.45 0.497 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 41.511
Anisotropic B[1][1] 0.68
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.68
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.35
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.952
r_scbond_it 2.579
r_mcangle_it 1.72
r_mcbond_other 0.209
r_mcbond_it 1.061
r_nbd_refined 0.247
r_gen_planes_other 0.001
r_gen_planes_refined 0.007
r_chiral_restr 0.099
r_dihedral_angle_4_deg 18.521
r_dihedral_angle_3_deg 18.135
r_dihedral_angle_2_deg 37.651
r_dihedral_angle_1_deg 7.626
r_angle_other_deg 1.009
r_angle_refined_deg 1.822
r_bond_other_d 0.003
r_bond_refined_d 0.021
r_nbd_other 0.211
r_nbtor_refined 0.199
r_nbtor_other 0.095
r_xyhbond_nbd_refined 0.181
r_xyhbond_nbd_other 0.046
r_symmetry_vdw_refined 0.262
r_symmetry_vdw_other 0.322
r_symmetry_hbond_refined 0.33
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2726
Nucleic Acid Atoms 0
Heterogen Atoms 28
Solvent Atoms 54

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
RIGID-BODY REFINEMENT Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement
RIGID-BODY version: REFINEMENT model building