Determination of membrane protein orientation upon liposomal reconstitution down to the single vesicle level
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Determination of membrane protein orientation upon liposomal reconstitution down to the single vesicle level. / Veit, Sarina; Paweletz, Laura Charlotte; Pomorski, Thomas Guenther.
In: Biological Chemistry, Vol. 404, No. 7, 2023.Research output: Contribution to journal › Review › Research › peer-review
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TY - JOUR
T1 - Determination of membrane protein orientation upon liposomal reconstitution down to the single vesicle level
AU - Veit, Sarina
AU - Paweletz, Laura Charlotte
AU - Pomorski, Thomas Guenther
PY - 2023
Y1 - 2023
N2 - Reconstitution of membrane proteins into liposomal membranes represents a key technique in enabling functional analysis under well-defined conditions. In this review, we provide a brief introduction to selected methods that have been developed to determine membrane protein orientation after reconstitution in liposomes, including approaches based on proteolytic digestion with proteases, site-specific labeling, fluorescence quenching and activity assays. In addition, we briefly highlight new strategies based on single vesicle analysis to address the problem of sample heterogeneity.
AB - Reconstitution of membrane proteins into liposomal membranes represents a key technique in enabling functional analysis under well-defined conditions. In this review, we provide a brief introduction to selected methods that have been developed to determine membrane protein orientation after reconstitution in liposomes, including approaches based on proteolytic digestion with proteases, site-specific labeling, fluorescence quenching and activity assays. In addition, we briefly highlight new strategies based on single vesicle analysis to address the problem of sample heterogeneity.
KW - membrane protein
KW - protease
KW - proteoliposome
KW - quencher
KW - reconstitution
KW - single vesicle
KW - ORIENTED INSERTION
KW - LIPID-COMPOSITION
KW - FUSION PROTEINS
KW - PH CHANGES
KW - BACTERIORHODOPSIN
KW - SITE
KW - TRANSLOCATION
KW - MECHANISMS
KW - MOLECULES
KW - TRANSPORT
U2 - 10.1515/hsz-2022-0325
DO - 10.1515/hsz-2022-0325
M3 - Review
C2 - 36857289
VL - 404
JO - Biological Chemistry
JF - Biological Chemistry
SN - 1431-6730
IS - 7
ER -
ID: 339139966