X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.2
Temperature 277.0
Details MES, sodium citrate, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 117.18 α = 90
b = 171.57 β = 99.86
c = 118.58 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 ADSC QUANTUM 315 -- 2002-11-08
Diffraction Radiation
Monochromator Protocol
Si(111) or (220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 1.1000 NSLS X25

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
3.45 116.8 99.9 -- 0.044 -- 3.8 60625 60625 0.0 -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)
3.45 3.57 100.0 -- 0.506 2.8 3.8 --

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 + MIR 3.45 20.0 -- 0.0 57224 57224 3055 99.69 0.30077 0.30077 0.29943 0.32597 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 3.45 3.537 -- 210 3988 0.364 0.362 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 138.412
Anisotropic B[1][1] -1.29
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -2.38
Anisotropic B[2][2] 5.42
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.94
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 7.731
r_bond_refined_d 0.017
r_angle_refined_deg 1.898
r_symmetry_vdw_refined 0.434
r_nbd_refined 0.276
r_chiral_restr 0.114
r_gen_planes_refined 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 26208
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.80
HKL-2000 data reduction
SCALEPACK data scaling
SHARP phasing