X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Evaporation Recrystallization
pH 4.5
Temperature 313.0
Details sodium nitrate, sodium acetate, pH 4.5, EVAPORATION, RECRYSTALLIZATION, temperature 313K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 27.23 α = 88.44
b = 31.97 β = 108.62
c = 34.27 γ = 111.71
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD BRUKER SMART 6000 Confocal Max-Flux 2001-03-06
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE MACSCIENCE 1.5418 -- --

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
1.14 17.09 95.6 0.038 -- -- 3.49 38234 36551 0.0 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)
1.14 1.16 91.6 0.08 -- -- -- --

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 1.14 17.09 -- 0.0 38234 36551 1826 95.6 0.09 0.09 0.087 0.12 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 1.13 1.18 3502 -- -- 0.097 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
s_anti_bump_dis_restr 0.041
s_similar_adp_cmpnt 0.04
s_zero_chiral_vol 0.075
s_bond_d 0.017
s_from_restr_planes 0.37
s_rigid_bond_adp_cmpnt 0.006
s_approx_iso_adps 0.098
s_angle_d 0.031
Coordinate Error
Parameter Value
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 959.0
Occupancy Sum Non Hydrogen 1150.14
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1010
Nucleic Acid Atoms 0
Heterogen Atoms 28
Solvent Atoms 161

Software

Software
Software Name Purpose
Smart6000 data collection
SaintPlus data reduction
X-PLOR model building
SHELXL-97 refinement
SMART data reduction version: V. 6000
SAINTPLUS data scaling
X-PLOR phasing