X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.2
Details 0.4 M MONOBASIC AMMONIUM PHOSPHATE, pH 4.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 80.06 α = 90
b = 49.27 β = 92.88
c = 51.51 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2007-03-18
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
1.3 51.4 97.8 0.05 -- -- 7.0 -- 48188 -- 3.0 --
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)
1.3 1.37 99.8 0.22 -- 7.5 7.1 --

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
MAD 1.3 51.43 -- -- -- 45754 2432 97.7 -- 0.161 0.16 0.19 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 1.3 1.33 -- 187 3443 0.154 0.172 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.62
Anisotropic B[1][1] -0.04
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.11
Anisotropic B[2][2] -0.12
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.18
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.01
r_scbond_it 2.563
r_symmetry_vdw_refined 0.209
r_dihedral_angle_3_deg 11.647
r_angle_refined_deg 1.33
r_gen_planes_refined 0.008
r_nbd_refined 0.231
r_dihedral_angle_2_deg 40.97
r_scangle_it 3.308
r_dihedral_angle_4_deg 18.232
r_mcbond_it 1.27
r_symmetry_hbond_refined 0.214
r_nbtor_refined 0.317
r_xyhbond_nbd_refined 0.237
r_chiral_restr 0.091
r_mcangle_it 1.801
r_dihedral_angle_1_deg 4.925
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1591
Nucleic Acid Atoms 0
Heterogen Atoms 61
Solvent Atoms 265

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
MOSFLM data reduction
SCALA data scaling
SOLVE phasing