X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details CRYSTALS WERE GROWN IN THE PRESENCE OF AZIDE, A KNOWN INHIBITOR, BUT THIS HAS NOT BEEN LOCATED IN THE STRUCTURE., pH 8.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 280 α = 90
b = 107 β = 90
c = 139.1 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
IMAGE PLATE MARRESEARCH -- 1997-09-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 -- ESRF BM14

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
2.88 37.27 95.8 0.063 -- -- 2.5 -- 90077 -- 0.0 62.2
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)
2.87 3.07 90.4 0.166 -- 7.3 2.3 --

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 2.9 20.0 -- 0.0 -- 85461 4375 92.0 -- -- 0.236 0.292 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.3
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 32.4
p_staggered_tor 18.0
p_planar_tor 3.2
p_xyhbond_nbd 0.18
p_multtor_nbd 0.23
p_bond_d 0.01
p_angle_d 0.026
p_planar_d 0.036
p_hb_or_metal_coord 0.149
p_mcbond_it 1.8
p_mcangle_it 3.0
p_scbond_it 4.9
p_scangle_it 6.7
p_plane_restr 0.02
p_chiral_restr 0.12
p_singtor_nbd 0.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 22663
Nucleic Acid Atoms 0
Heterogen Atoms 167
Solvent Atoms 111

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building