X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 2.1
Details HANGING DROP VAPOUR DIFFUSION METHOD PROTEIN SOL: 5 MG/ML HUMAN INSULIN IN SULPHURIC ACID PH 2.1 RESERVOIR SOL: SULPHURIC ACID PH 2.1,0.025 M SODIUM SULPHATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 44.05 α = 90
b = 46.18 β = 90
c = 51.19 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
1.63 20 100.0 0.04 -- -- 5.0 -- 13079 -- -- --
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)
1.63 1.66 100.0 0.245 -- 9.0 5.0 --

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 1.62 34.3 -- -- -- 13079 689 99.2 -- 0.172 0.17 0.207 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 1.62 1.66 -- 45 871 0.152 0.225 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.74
Anisotropic B[1][1] 0.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.4
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.67
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 2.81
r_angle_other_deg 1.659
r_bond_refined_d 0.013
r_gen_planes_refined 0.006
r_symmetry_vdw_refined 0.196
r_nbd_refined 0.211
r_chiral_restr 0.114
r_symmetry_hbond_refined 0.244
r_mcangle_it 2.002
r_xyhbond_nbd_refined 0.2
r_mcbond_it 1.232
r_scangle_it 4.242
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 810
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 127

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing