X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 7.5 289 DX-2507 Fab FcRn B2M complex at 6.6 mg/mL at 70 uM against an optimization screen against JCSG+ A7 18% PEG 8000, 0.1 M CHES pH 9.8 with seeding from an earlier crystal obtained under similar conditions, supplemented with 20% ethylene glycol as cro-protectant
Unit Cell:
a: 59.560 Å b: 70.450 Å c: 256.570 Å α: 90.000° β: 90.000° γ: 90.000°
Symmetry:
Space Group: P 21 21 21
Crystal Properties:
Matthew's Coefficient: 2.92 Solvent Content: 57.86
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 2.5000 47.4290 38303 1922 99.8000 0.1722 0.2246 49.4345
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
2.500 47.429 99.800 0.072 ? 16.260 4.888 ? 38312 ? -3.000 44.850
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 2.500 2.560 100.000 ? ? 2.420 4.980 ?
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 APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
Software
Software Name Purpose Version
XSCALE data scaling .
PHASER phasing .
PHENIX refinement (1.10_2155)
PDB_EXTRACT data extraction 3.22
XDS data reduction .
PHASER phasing .