X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 4.50 293 VAPOR DIFFUSION; HANGING DROP; PROTEIN: 12 MG/ML MUNC13-1 IN 30 MM TRIS, 150 MM NACL AND 1 MM TCEP, PH 7.4; RESERVOIR: 0.4 M MAGNESIUM FORMATE, 0.1 M SODIUM ACETATE (PH 4.5); DROP: 1 MICROLITER PROTEIN PLUS 1 MICROLITER RESERVOIR; TEMPERATURE: 20 DEGREES CELSIUS; CRYSTALS APPEARED OVERNIGHT AND GREW TO A FINAL SIZE OF ABOUT 0.05 MM X 0.05 MM X 0.35 MM WITHIN 3 DAYS.
Unit Cell:
a: 43.558 Å b: 127.144 Å c: 50.739 Å α: 90.00° β: 90.27° γ: 90.00°
Symmetry:
Space Group: P 1 21 1
Crystal Properties:
Matthew's Coefficient: 2.4 Solvent Content: 48.3
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 1.44 20.00 97532 1463 99.7 0.160 0.188 14.17
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
1.440 47.120 99.7 0.06000 ? 24.1000 4.300 ? 99080 ? -3.000 14.40
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 1.44 1.47 97.1 ? 3.000 2.90
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100.0 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-BM ? APS 19-BM
Software
Software Name Purpose Version
REFMAC refinement 5.2.0003
HKL-2000 data reduction .
HKL-2000 data scaling .
PHASER phasing .