X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 8.1 ? CRYSTALS WERE GROWN USING THE HANGING DROP METHOD FROM DROPS CONTAINING 9 MG/ML PROTEIN AT PH 8.1 IN 50 MM SODIUM PHOSPHATE BUFFER, 0.3 M SODIUM CHLORIDE, 20 MM IMIDAZOLE, 8.5% PEG 3350. DROPS WERE EQUILIBRATED AGAINST RESERVOIRS CONTAINING 50 MM SODIUM PHOSPHATE BUFFER, 0.3 M SODIUM CHLORIDE, 20 MM IMIDAZOLE, 17% PEG 3350. GALECTIN-7 CRYSTALS WERE THEN SOAKED WITH 5 MM LACTOSE FOR 2 HRS., vapor diffusion - hanging drop
Unit Cell:
a: 54.290 Å b: 65.410 Å c: 73.520 Å α: 90.00° β: 90.00° γ: 90.00°
Symmetry:
Space Group: P 21 21 21
Crystal Properties:
Matthew's Coefficient: 2.2 Solvent Content: 43.0
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 MOLECULAR REPLACEMENT THROUGHOUT 1.95 20.00 19174 932 97.5 0.2000000 0.2550000 38.6
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
1.95 40.0 96.8 0.0470000 ? 7.6 4.2 ? 19246 ? -3 19.8
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 1.95 2.05 92.4 ? 0.4100000 3.9 4.5 ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 289 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.5 ? SRS PX9.5
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