X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 7.5 277 PROTEIN WAS CRYSTALLIZED AT 4 DEGREES CELSIUS FROM 2.4 M (NH4)2SO4, 1% (V/V) PEG 400, 0.1 M NA-HEPES, PH 7.5. PRIOR TO DATA COLLECTION, THE CRYSTALS WERE TRANSFERRED TO SOLUTIONS OF 40 % (V/V) PEG 400, 0.1 M NA-HEPES, PH 7.5 CONTAINING 0.05 M ALANINE-PROLINE DIPEPTIDE., temperature 277K
Unit Cell:
a: 49.000 Å b: 49.000 Å c: 137.800 Å α: 90.00° β: 90.00° γ: 90.00°
Symmetry:
Space Group: P 43 21 2
Crystal Properties:
Matthew's Coefficient: 2.24 Solvent Content: 42
Refinement Statistics
Diffraction ID Structure Solution Method Cross Validation Method Resolution Limit (High) Resolution Limit (Low) Number of Reflections (Observed) Number of Reflections (R-free) Percent Reflections (Observed) R-Work R-Free Mean Isotropic
X-RAY DIFFRACTION RIGID BODY REFINEMENT USING MIRAS DERIVED STRUCTURE THROUGHOUT 1.35 6.00 31532 1678 95 0.2230000 0.2660000 20
Data Collection
Overall
Resolution Limit (High) Resolution Limit (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
1.35 25.0 95.5 ? 0.0530000 18 4.5 ? 33672 ? ? ?
Highest Resolution Shell
# Resolution Limits (Low) Resolution Limits (High) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1 1.35 1.39 69.0 ? 0.5920000 2 ? ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 ? SSRL BL7-1
Software
Software Name Purpose Version
X-PLOR model building 3.851
X-PLOR refinement 3.851
DENZO data reduction .
SCALEPACK data scaling .
X-PLOR phasing 3.851