chromatographic
columns and an AKTA Purifier 10 from GE Healthcare (Pittsburgh, PA)
as well as rotors and an Allegra 25R centrifuge from Beckman Coulter
(Indianapolis, IN) were employed. The Penta-His Antibody from Thermo
Scientific (Waltham, MA) was used for Western blot detection. Glucose
oxidase from Aspergillus niger (160 kDa) and human
serum albumin (66.5 kDa) were purchased from Sigma-Aldrich (St. Louis,
MO). The n-octyl β-
(OG) detergent was from Anatrace (Maumee, OH). All other chemicals
and reagents were from Fisher Scientific (Waltham, MA).