X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details 4 MG/ML PISA1, 18 % W/V PEG 2000, 0.42 MM SODIUM ACETATE PH 4.5 .

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.73 α = 90
b = 200.59 β = 90
c = 245.33 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (MX-225) MARRESEARCH -- 2009-04-26
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X12 -- EMBL/DESY, HAMBURG X12

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
2.7 19.91 99.8 0.17 -- -- 10.1 -- 102022 -- 2.0 53.427
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)
2.7 2.85 100.0 0.8 -- 1.0 9.3 --

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 2.7 19.91 -- -- -- 96842 5090 99.99 -- 0.18492 0.18252 0.23049 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 2.7 2.769 -- 373 7002 0.26 0.331 -- 99.97
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 47.746
Anisotropic B[1][1] -1.26
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.3
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.04
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 12.52
r_scbond_it 8.645
r_mcangle_it 5.424
r_mcbond_it 3.351
r_nbd_refined 0.203
r_gen_planes_refined 0.009
r_chiral_restr 0.164
r_dihedral_angle_4_deg 19.399
r_dihedral_angle_3_deg 19.686
r_dihedral_angle_2_deg 38.684
r_dihedral_angle_1_deg 2.924
r_angle_refined_deg 1.834
r_bond_refined_d 0.014
r_nbtor_refined 0.302
r_xyhbond_nbd_refined 0.142
r_metal_ion_refined 0.087
r_symmetry_vdw_refined 0.207
r_symmetry_hbond_refined 0.136
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 29668
Nucleic Acid Atoms 0
Heterogen Atoms 42
Solvent Atoms 1166

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
PHASER model building