X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4
Details 0.1 M MALIC ACID PH 4 1.25 M NABR

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.75 α = 90
b = 62.75 β = 90
c = 92.38 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2007-09-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06SA -- SLS X06SA

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
1.5 50 98.8 0.04 -- -- 9.6 -- 32170 -- 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)
1.5 1.55 93.1 0.57 -- 2.4 6.7 --

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 1.5 20.0 -- -- -- 32170 1705 98.8 -- 0.199 0.198 0.205 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 1.5 1.54 -- 104 2169 0.297 0.336 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.02
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 11.678
r_xyhbond_nbd_refined 0.262
r_scbond_it 3.404
r_symmetry_hbond_refined 0.324
r_nbtor_refined 0.313
r_chiral_restr 0.115
r_angle_refined_deg 1.685
r_symmetry_vdw_refined 0.201
r_mcbond_it 1.43
r_scangle_it 4.668
r_nbd_refined 0.253
r_dihedral_angle_3_deg 15.402
r_bond_refined_d 0.015
r_gen_planes_refined 0.009
r_dihedral_angle_4_deg 22.297
r_mcangle_it 2.371
r_dihedral_angle_2_deg 29.789
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1457
Nucleic Acid Atoms 0
Heterogen Atoms 21
Solvent Atoms 115

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
HKL-2000 data reduction
HKL-2000 data scaling
PHASER phasing