X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.3
Details pH 6.3

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 37.12 α = 90
b = 41.98 β = 91.04
c = 38.09 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU MIRRORS 1994-09
Diffraction Radiation
Monochromator Protocol
NI FILTER --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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
1.9 -- 90.0 0.074 0.077 -- 4.3 -- 8418 -- -3.0 --
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)
1.9 1.97 82.0 -- 0.142 -- 2.0 --

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 1.9 7.0 -- 0.0 8038 8038 852 90.0 0.169 0.17 0.168 0.229 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.014
p_angle_d 0.042
p_planar_d 0.041
p_multtor_nbd 0.25
p_mcangle_it 2.1
p_planar_tor 3.6
p_mcbond_it 1.4
p_scangle_it 4.7
p_singtor_nbd 0.19
p_transverse_tor 23.0
p_scbond_it 3.1
p_chiral_restr 0.137
p_xyhbond_nbd 0.2
p_staggered_tor 22.0
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 7.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1002
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 65

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
X-PLOR model building
PROLSQ refinement
X-PLOR refinement
X-PLOR phasing