X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details PROTEIN CONC. 17MG/ML, 50 MM TRIS PH 8.0,0.1M NACL, 0.5 MM DTT, 2 MM EDTA. RESERVOIR: 20% PEG4000,10% ISOPROPANOL, 0.1M HEPES PH 7.5 , VAPOR DIFFUSION,TEMPERATURE 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.86 α = 90
b = 60.41 β = 103.01
c = 119.85 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
IMAGE PLATE MARRESEARCH MIRRORS 2005-01-18
Diffraction Radiation
Monochromator Protocol
SI-111 CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.2 -- BESSY 14.2

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
2.01 20 97.2 0.04 -- -- 3.1 -- 39168 -- 0.0 34.8
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)
2.01 2.08 63.1 0.29 -- 2.5 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
MOLECULAR REPLACEMENT 2.02 20.0 -- 0.0 -- 39168 2104 97.2 -- 0.164 0.162 0.202 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 2.02 2.09 -- 169 3067 0.201 0.285 -- 78.85
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.61
Anisotropic B[1][1] -0.82
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.09
Anisotropic B[2][2] 2.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.34
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 11.83
r_scbond_it 9.432
r_mcangle_it 5.959
r_mcbond_other 1.66
r_mcbond_it 4.856
r_nbd_refined 0.217
r_gen_planes_other 0.001
r_gen_planes_refined 0.005
r_chiral_restr 0.105
r_dihedral_angle_4_deg 16.245
r_dihedral_angle_3_deg 15.56
r_dihedral_angle_2_deg 37.686
r_dihedral_angle_1_deg 5.199
r_angle_other_deg 0.939
r_angle_refined_deg 1.36
r_bond_other_d 0.001
r_bond_refined_d 0.012
r_nbd_other 0.163
r_nbtor_refined 0.181
r_nbtor_other 0.085
r_xyhbond_nbd_refined 0.132
r_symmetry_vdw_refined 0.205
r_symmetry_vdw_other 0.178
r_symmetry_hbond_refined 0.101
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4145
Nucleic Acid Atoms 0
Heterogen Atoms 78
Solvent Atoms 182

Software

Computing
Computing Package Purpose
HKL2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.2.0005 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0005 refinement
PHASER model building