X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
pH 7
Details 2.1 M D,L-MALIC ACID AT PH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.69 α = 90
b = 77.1 β = 90
c = 90.5 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 ADSC MIRRORS --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I02 -- DIAMOND I02

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 30 99.3 0.11 -- -- 4.8 -- 31381 -- 0.0 --
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)
1.8 1.9 99.5 0.36 -- 13.1 4.9 --

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 29.97 -- -- -- 29712 1566 98.81 -- 0.19372 0.19063 0.25315 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 1.847 -- 134 2154 0.262 0.333 -- 99.31
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 12.921
Anisotropic B[1][1] -0.13
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.07
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.2
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.172
r_scbond_it 2.872
r_mcangle_it 1.768
r_mcbond_other 0.291
r_mcbond_it 0.989
r_gen_planes_other 0.001
r_gen_planes_refined 0.006
r_chiral_restr 0.086
r_dihedral_angle_4_deg 9.193
r_dihedral_angle_3_deg 11.894
r_dihedral_angle_2_deg 39.22
r_dihedral_angle_1_deg 5.817
r_angle_other_deg 0.987
r_angle_refined_deg 1.466
r_bond_other_d 0.001
r_bond_refined_d 0.017
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2689
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 254

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0102 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0102 refinement
PHASER model building