X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.8
Details SITTING DROP VAPOR DIFFUSION METHOD, AT A FINAL PROTEIN CONCENTRATION OF 8 MG/ML IN THE PRESENCE OF 8% 2-METHYL-2,4-PENTANEDIOL, 3 MM CADMIUM ACETATE, 0.1 M TRIS-ACETATE, PH=6.8, vapor diffusion - sitting drop

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.81 α = 90
b = 53.14 β = 90
c = 72.97 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS -- 1996-09
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE MACSCIENCE M18XH -- -- --

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
1.65 55 91.0 0.064 0.064 -- 4.2 -- 20127 -- 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)
1.65 1.72 56.0 0.19 0.19 4.0 2.5 --

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 1.65 55.0 -- 0.0 20090 -- 1001 90.5 0.1942 0.1844 -- 0.2372 EVERY 20TH REFLECTION
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.03
s_similar_dist 0.03
s_non_zero_chiral_vol 0.2
s_anti_bump_dis_restr 0.01
s_approx_iso_adps 0.0
s_from_restr_planes 0.2
s_zero_chiral_vol 0.2
s_bond_d 0.03
s_rigid_bond_adp_cmpnt 0.0
s_similar_adp_cmpnt 0.0
Coordinate Error
Parameter Value
Number Disordered Residues 3.0
Occupancy Sum Hydrogen 5272.0
Occupancy Sum Non Hydrogen 6284.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1424
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 124

Software

Computing
Computing Package Purpose
SAINT Data Reduction (intensity integration)
SAINT Data Reduction (data scaling)
SHELXL-93, X-PLOR Structure Solution
SHELXL-93, X-PLOR Structure Refinement
Software
Software Name Purpose
SHELXL-93 refinement
X-PLOR refinement
SAINT data collection
SHELXL-93 model building
SAINT data reduction
X-PLOR model building