X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 5.5 293 The VHH/caffeine complex was crystallized using the hanging-drop vapor diffusion method. The drops contained 2 microliters of the 20 mg/ml complex and 2 microliters of the well mother liquor which contained 0.1 M BIS-TRIS (pH 5.5) and 25% w/v polyethylene glycol 3,350.
Unit Cell:
a: 50.136 Å b: 66.280 Å c: 68.999 Å α: 111.620° β: 95.200° γ: 90.250°
Symmetry:
Space Group: P 1
Crystal Properties:
Matthew's Coefficient: 2.01 Solvent Content: 38.92
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 FREE R-VALUE 1.13 27.03 287759 14573 93.71 0.1436 0.1635 22.28
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
1.13 50 93.81 .039 ? 12.84 2.3 ? 287785 ? ? 15.49
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 1.131 1.171 ? ? ? ? ? ?
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 22-BM 1.0 APS 22-BM
Software
Software Name Purpose Version
PHENIX refinement 1.20.1_4487
HKL-2000 data reduction .
HKL-2000 data scaling .
MOLREP phasing .