X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.5
Temperature 293.0
Details Ammonium sulfate, citrate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 36.87 α = 90
b = 61.1 β = 90
c = 67.08 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 MAR scanner 345 mm plate -- 2011-05-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.9792 SSRF BL17U

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
1.5 50 99.9 -- 0.069 -- 14.1 23600 23590 2.0 2.0 --
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)
1.5 1.54 100.0 -- -- -- 13.7 --

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 1.5 45.18 -- -- -- 23590 1262 99.91 -- 0.18897 0.18762 0.21501 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 1.502 1.541 -- 97 1705 0.197 0.229 -- 99.83
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.822
Anisotropic B[1][1] 0.12
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.26
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.14
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.522
r_scbond_it 2.242
r_mcangle_it 1.346
r_mcbond_it 0.833
r_symmetry_hbond_refined 0.165
r_bond_refined_d 0.008
r_angle_refined_deg 1.136
r_dihedral_angle_1_deg 5.108
r_dihedral_angle_2_deg 32.053
r_dihedral_angle_3_deg 11.461
r_dihedral_angle_4_deg 17.603
r_chiral_restr 0.083
r_gen_planes_refined 0.004
r_nbd_refined 0.19
r_nbtor_refined 0.3
r_xyhbond_nbd_refined 0.105
r_symmetry_vdw_refined 0.157
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1168
Nucleic Acid Atoms 0
Heterogen Atoms 20
Solvent Atoms 141

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
Molrep Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement
Molrep model building
HKL-2000 data collection