X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 8.0 292 Crystals of the Fab/HER2 complex were obtained by mixing protein solution (11 mg/ml protein, 25 mM Tris-HCl pH 8 and 150 mM sodium chloride) with crystallization buffer containing 25% w/v PEG2000, 0.1M MES pH 6.5. Before data collection the crystals were flash frozen in liquid nitrogen with 20% Ethylene Glycol as cryo-protectant, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Unit Cell:
a: 62.324 Å b: 115.056 Å c: 208.171 Å α: 90.00° β: 90.00° γ: 90.00°
Symmetry:
Space Group: P 21 21 21
Crystal Properties:
Matthew's Coefficient: 3.18 Solvent Content: 61.34
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 2.900 30.000 33988 1711 99.830 0.222 0.277 57.135
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
2.900 50.000 100.000 ? 0.095 18.5 5.700 34149 34149 ? ? ?
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 2.90 3.00 100.00 ? 0.658 ? 5.80 3328
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 ALS BEAMLINE 5.0.2 1.00 ALS 5.0.2
Software
Software Name Purpose Version
DENZO data reduction .
SCALEPACK data scaling .
PHASER phasing .
REFMAC refinement .
PDB_EXTRACT data extraction 3.000
HKL-2000 data collection .
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