X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 32% PEG 600, 0.1 IMIDAZOLE MALATE, PH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 101.3 α = 90
b = 101.3 β = 90
c = 92.6 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH 58 CM LONG, PT-COATED, FUSED SILICA, VERTICAL FOCUS 1997-04
Diffraction Radiation
Monochromator Protocol
CYLINDRICALLY BENT TRIANGULAR SI(111) ASYMMETRIC CUT, HORIZONTAL FOCUS --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 -- SSRL BL7-1

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
2.6 27 99.0 0.057 0.057 -- 9.0 -- 14777 -- 0.0 --
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)
2.6 2.7 91.0 0.383 0.383 2.0 3.4 --

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 2.6 27.0 -- 0.0 -- 14777 1464 99.0 -- 0.255 0.255 0.32 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 2.6 2.72 -- 176 1513 0.412 0.456 -- 91.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 51.0
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.012
x_dihedral_angle_d 29.2
x_angle_deg 2.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3013
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 8

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
X-PLOR refinement version: 3.8