X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details pH 8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.39 α = 90
b = 70.31 β = 90
c = 80.32 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 QUANTUM 4 -- 1999-04-22
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B -- NSLS X12B

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
1.2 20 96.2 -- 0.048 -- -- -- 115910 -- 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)
1.2 1.23 71.5 -- 0.323 2.1 -- --

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 1.2 6.0 -- 0.0 102470 -- 6 90.0 0.1248 0.127 0.1248 0.1395 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.098
s_similar_adp_cmpnt 0.047
s_rigid_bond_adp_cmpnt 0.005
s_anti_bump_dis_restr 0.226
s_non_zero_chiral_vol 0.119
s_zero_chiral_vol 0.249
s_from_restr_planes 0.0303
s_similar_dist 0.0
s_angle_d 0.026
s_bond_d 0.01
Coordinate Error
Parameter Value
Number Disordered Residues 8.0
Occupancy Sum Hydrogen 2820.0
Occupancy Sum Non Hydrogen 3422.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2817
Nucleic Acid Atoms 0
Heterogen Atoms 48
Solvent Atoms 557

Software

Computing
Computing Package Purpose
HKL (DENZO, XDISPLAYF) Data Reduction (intensity integration)
HKL Data Reduction (data scaling)
CNS, SHELX Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building
CNS model building
HKL version: SUITE (SCALEPACK) data reduction
XDISPLAYF) data collection
HKL version: SUITE (DENZO data collection