X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.5
Temperature 293.0
Details 40%v/v PEG 400, 200mM Mgcl2, 100mM citrate, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 80.76 α = 90
b = 92.42 β = 90
c = 36.66 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-09-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX14.1 1.488 SRS PX14.1

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
1.9 39.2 95.04 -- 0.1 -- -- -- 10590 2.0 2.0 31.22
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)
1.9 1.95 96.0 -- 0.502 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 1.9 40.0 2.0 2.0 -- 9654 1038 95.4 -- 0.1991 0.19545 0.23291 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 1.9 1.95 -- 64 661 0.295 0.322 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.22
Anisotropic B[1][1] 2.99
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.5
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.49
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.274
r_angle_refined_deg 1.737
r_symmetry_vdw_refined 0.276
r_bond_refined_d 0.019
r_angle_other_deg 0.866
r_mcbond_it 1.233
r_symmetry_hbond_refined 0.173
r_chiral_restr 0.09
r_dihedral_angle_1_deg 6.269
r_xyhbond_nbd_refined 0.231
r_mcangle_it 2.264
r_gen_planes_other 0.001
r_nbtor_other 0.091
r_scbond_it 3.046
r_scangle_it 5.441
r_gen_planes_refined 0.006
r_nbd_other 0.268
r_bond_other_d 0.005
r_symmetry_vdw_other 0.348
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 903
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 60

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.27
MOSFLM data reduction
CCP4 data scaling version: (SCALA)
MOLREP phasing