X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 316.0
Details PEG 8000, Mn chloride, cacodylate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 316K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 64.85 α = 90
b = 65.17 β = 98.28
c = 69.24 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
CCD ADSC QUANTUM 4 -- 2002-09-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.98 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
1.7 25 98.6 0.045 -- -- 4.02 61821 61821 0.0 0.0 14.6
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)
1.7 1.76 97.7 0.273 -- -- -- 6095

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
SIRAS 1.7 23.59 -- 0.0 61801 61801 2503 98.4 0.199 0.199 0.199 0.23 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.7 1.81 -- 415 9543 0.288 0.29 0.014 95.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 19.4
Anisotropic B[1][1] -3.51
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.24
Anisotropic B[2][2] 9.88
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.38
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.98
c_bond_d 0.009
c_dihedral_angle_d 27.1
c_mcbond_it 1.65
c_scbond_it 2.37
c_mcangle_it 2.44
c_scangle_it 3.19
c_angle_deg 1.7
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.23
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.23
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4581
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 716

Software

Software
Software Name Purpose
CNS refinement version: 1.0
HKL-2000 data reduction
SCALEPACK data scaling
SHELXD phasing
SHELXE model building
ARP/wARP model building