3,4-Bis(hydroxymethyl)hexane-1,6-diol-based Maltosides (HDMs) for Membrane-Protein Study: Importance of Detergent Rigidity-Flexibility Balance in Protein Stability
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3,4-Bis(hydroxymethyl)hexane-1,6-diol-based Maltosides (HDMs) for Membrane-Protein Study : Importance of Detergent Rigidity-Flexibility Balance in Protein Stability. / Lee, Hyun Sung; Das, Manabendra; Mahler, Florian; Ahmed, Waqar; Wang, Haoqing; Mortensen, Jonas S.; Hariharan, Parameswaran; Ghani, Lubna; Byrne, Bernadette; Guan, Lan; Loland, Claus J.; Keller, Sandro; Chae, Pil Seok.
In: Chemistry - An Asian Journal, Vol. 17, No. 24, e202200941, 2022.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - 3,4-Bis(hydroxymethyl)hexane-1,6-diol-based Maltosides (HDMs) for Membrane-Protein Study
T2 - Importance of Detergent Rigidity-Flexibility Balance in Protein Stability
AU - Lee, Hyun Sung
AU - Das, Manabendra
AU - Mahler, Florian
AU - Ahmed, Waqar
AU - Wang, Haoqing
AU - Mortensen, Jonas S.
AU - Hariharan, Parameswaran
AU - Ghani, Lubna
AU - Byrne, Bernadette
AU - Guan, Lan
AU - Loland, Claus J.
AU - Keller, Sandro
AU - Chae, Pil Seok
PY - 2022
Y1 - 2022
N2 - Detergents have been major contributors to membrane-protein structural study for decades. However, membrane proteins solubilized in conventional detergents tend to aggregate or denature over time. Stability of large eukaryotic membrane proteins with complex structures tends to be particularly poor, necessitating development of novel detergents with improved properties. Here, we prepared a novel class of detergents, designated 3,4-bis(hydroxymethyl)hexane-1,6-diol-based maltosides (HDMs). When tested on three membrane proteins, including two G-protein-coupled receptors (GPCRs), the new detergents displayed significantly better behaviors compared with DDM. Moreover, the HDMs were superior or comparable to LMNG, an amphiphile widely used for GPCR structural study. An optimal balance of detergent rigidity vs. flexibility of the HDMs is likely responsible for their favorable behaviors toward membrane-protein stability. Thus, the current study not only introduces the HDMs, with significant potential for membrane-protein structural study, but also suggests a useful guideline for designing novel detergents for membrane-protein research.
AB - Detergents have been major contributors to membrane-protein structural study for decades. However, membrane proteins solubilized in conventional detergents tend to aggregate or denature over time. Stability of large eukaryotic membrane proteins with complex structures tends to be particularly poor, necessitating development of novel detergents with improved properties. Here, we prepared a novel class of detergents, designated 3,4-bis(hydroxymethyl)hexane-1,6-diol-based maltosides (HDMs). When tested on three membrane proteins, including two G-protein-coupled receptors (GPCRs), the new detergents displayed significantly better behaviors compared with DDM. Moreover, the HDMs were superior or comparable to LMNG, an amphiphile widely used for GPCR structural study. An optimal balance of detergent rigidity vs. flexibility of the HDMs is likely responsible for their favorable behaviors toward membrane-protein stability. Thus, the current study not only introduces the HDMs, with significant potential for membrane-protein structural study, but also suggests a useful guideline for designing novel detergents for membrane-protein research.
KW - amphiphiles
KW - membrane proteins
KW - molecular design
KW - HDM
KW - molecular flexibility
KW - BETA(2)-ADRENERGIC RECEPTOR
KW - FACIAL AMPHIPHILES
KW - CRYSTAL-STRUCTURE
KW - GNG AMPHIPHILES
KW - STABILIZATION
KW - CRYSTALLIZATION
KW - SOLUBILIZATION
KW - SURFACTANTS
KW - SYSTEMS
KW - YIELDS
U2 - 10.1002/asia.202200941
DO - 10.1002/asia.202200941
M3 - Journal article
C2 - 36253323
VL - 17
JO - Chemistry - An Asian Journal
JF - Chemistry - An Asian Journal
SN - 1861-4728
IS - 24
M1 - e202200941
ER -
ID: 326085221