X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 0.2 M 2-(N-MORPHOLINO)ETHANESULFONIC ACID (MES)-NAOH PH 6.6, 14-20% W/V POLYETHYLENE GLYCOL (PEG) 6000, 10% W/V 2-METHYL-2,4-PENTANDIOL (MPD) IN HANGING DROP CRYSTALLISATION AT 20C.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.32 α = 90
b = 111.29 β = 90
c = 139.63 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2007-12-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
2.89 87 95.9 0.81 -- -- 2.6 -- 32130 -- 2.0 --
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)
2.89 2.97 92.9 0.36 -- 3.0 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 2.89 87.03 -- -- -- 29284 1554 95.0 -- 0.17445 0.16999 0.25909 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 2.893 2.968 -- 94 2077 0.272 0.415 -- 91.95
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.116
Anisotropic B[1][1] 1.32
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.44
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.76
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_vdw_refined 0.183
r_angle_refined_deg 1.357
r_xyhbond_nbd_other 0.043
r_dihedral_angle_2_deg 37.378
r_xyhbond_nbd_refined 0.147
r_mcbond_it 0.05
r_scbond_it 0.072
r_symmetry_hbond_refined 0.092
r_nbtor_refined 0.188
r_mcangle_it 0.083
r_nbd_other 0.194
r_bond_other_d 0.001
r_dihedral_angle_1_deg 6.905
r_mcbond_other 0.013
r_angle_other_deg 0.912
r_dihedral_angle_3_deg 18.209
r_chiral_restr 0.102
r_gen_planes_refined 0.004
r_nbtor_other 0.089
r_scangle_it 0.101
r_bond_refined_d 0.012
r_dihedral_angle_4_deg 15.494
r_nbd_refined 0.217
r_symmetry_vdw_other 0.218
r_gen_planes_other 0.001
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9602
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 158

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019I
MOSFLM data reduction
SCALA data scaling
CSEARCH phasing