X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 28% PEG 4000, 0.1 M BIS-TRIS PH 6.5, 10 % GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.58 α = 90
b = 69.07 β = 104.32
c = 45.59 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
IMAGE PLATE MAR scanner 345 mm plate -- 1999-04-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B -- NSLS X9B

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
1.1 20 99.2 -- 4.6 -- 5.8 -- 109996 -- -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)
1.1 1.12 98.3 -- 25.6 -- -- --

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 1.1 10.0 -- 0.0 104260 -- 5346 94.4 0.0982 0.0986 -- 0.1328 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.119
s_similar_adp_cmpnt 0.047
s_rigid_bond_adp_cmpnt 0.006
s_anti_bump_dis_restr 0.118
s_non_zero_chiral_vol 0.087
s_zero_chiral_vol 0.087
s_from_restr_planes 0.029
s_similar_dist 0.0
s_angle_d 0.031
s_bond_d 0.014
Coordinate Error
Parameter Value
Number Disordered Residues 6.0
Occupancy Sum Hydrogen 2051.0
Occupancy Sum Non Hydrogen 2394.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2073
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 309

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXL-97 Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELXL-97 model building