X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 0.1M HEPES 7.5, 20% PEG 3350 (W/V), 10% ISOPROPANOL (V/V), 1% BETA-OCTYLGLUCOSIDE, 4 DEGREES CELCIUS, HANGING DROPS., pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.41 α = 90
b = 110.4 β = 93.53
c = 156.18 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-11-15
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.992,1.214,1.735,1.7415 ESRF BM14

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
1.8 35 92.0 0.078 -- -- 1.9 -- 220129 -- -- --
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)
1.8 1.88 70.0 0.6 -- 2.0 1.65 --

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 1.8 35.0 -- -- -- 208782 10979 95.7 -- 0.169 0.167 0.201 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 1.8 1.85 -- 707 13425 0.297 0.326 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.1
Anisotropic B[1][1] -0.43
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.38
Anisotropic B[2][2] 1.22
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.75
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 1.336
r_dihedral_angle_3_deg 17.862
r_scangle_it 1.889
r_chiral_restr 0.107
r_dihedral_angle_1_deg 4.495
r_symmetry_vdw_refined 0.299
r_nbd_refined 0.218
r_symmetry_hbond_refined 0.244
r_mcbond_it 0.97
r_bond_refined_d 0.014
r_gen_planes_refined 0.006
r_angle_refined_deg 1.563
r_xyhbond_nbd_refined 0.155
r_mcangle_it 1.502
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 18786
Nucleic Acid Atoms 0
Heterogen Atoms 288
Solvent Atoms 1708

Software

Software
Software Name Purpose
O model building
SCALEPACK data scaling
SHARP phasing
AMoRE phasing
ARP/wARP phasing
O phasing
REFMAC refinement version: 5.0