X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details PRECIPITANT: 0.2 M AMMONIUM ACETATE, 0.1 M CACODYLATE PH 5, 28% PEG 4000. PROTEIN SOLUTION: 8 MG/ML IN 10 MM TRIS-HCL PH7.5, 150 MM VAPOUR DIFFUSION, HANGING DROPS,1:1 RATIO.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 102.43 α = 90
b = 49.06 β = 129.01
c = 74.38 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH FLAT BENT MIRROR 1999-09-15
Diffraction Radiation
Monochromator Protocol
SI 111 DOUBLE 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
1.8 15 99.5 0.112 -- -- 3.8 -- 29383 -- -- --
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)
1.8 1.83 97.5 0.47 -- 2.6 3.6 --

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
MOLECULAR REPLACEMENT 1.8 15.0 -- 0.0 26877 -- 1340 99.5 0.209 0.2084 -- 0.2529 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.0
s_similar_adp_cmpnt 0.055
s_rigid_bond_adp_cmpnt 0.0
s_anti_bump_dis_restr 0.017
s_non_zero_chiral_vol 0.035
s_zero_chiral_vol 0.032
s_from_restr_planes 0.0281
s_similar_dist 0.042
s_angle_d 0.021
s_bond_d 0.006
Coordinate Error
Parameter Value
Number Disordered Residues 12.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2132.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1992
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 145

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXD, SHARP, DM Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
DM model building
SHARP model building
SHELXD model building