X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 0.2 M AMMONIUM SULFATE, 20%PEG 4K, PH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 151 α = 90
b = 109.2 β = 90
c = 42.6 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1995-10
Diffraction Radiation
Monochromator Protocol
NI FILTER --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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 25 93.7 0.058 0.058 -- 3.5 -- 61944 -- 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)
1.8 1.85 81.7 0.251 0.251 3.4 2.4 --

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
DIFFERENCE FOURIER 1.8 30.0 -- 0.0 61935 -- 2382 93.3 0.183 0.242 -- -- RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_similar_adp_cmpnt 0.038
s_anti_bump_dis_restr 0.007
s_non_zero_chiral_vol 0.112
s_zero_chiral_vol 0.072
s_from_restr_planes 0.13
s_angle_d 0.022
s_bond_d 0.006
Coordinate Error
Parameter Value
Occupancy Sum Non Hydrogen 3780.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3551
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 206

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXL, X-PLOR Structure Solution
SHELX, X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
SHELXL refinement
X-PLOR model building
SHELXL model building