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  1. Structural and biophysical analysis of a Haemophilus influenzae tripartite ATP-independent periplasmic (TRAP) transporter

    This article has 19 authors:
    1. Michael J Currie
    2. James S Davies
    3. Mariafrancesca Scalise
    4. Ashutosh Gulati
    5. Joshua D Wright
    6. Michael C Newton-Vesty
    7. Gayan S Abeysekera
    8. Ramaswamy Subramanian
    9. Weixiao Y Wahlgren
    10. Rosmarie Friemann
    11. Jane R Allison
    12. Peter D Mace
    13. Michael DW Griffin
    14. Borries Demeler
    15. Soichi Wakatsuki
    16. David Drew
    17. Cesare Indiveri
    18. Renwick CJ Dobson
    19. Rachel A North
    This article has been curated by 1 group:
    • Curated by eLife

      eLife assessment

      The current manuscript presents a cryo-EM structure of a tripartite ATP-independent periplasmic (TRAP) transporter that contributes to Haemophilus influenzae virulence. Convincing biophysical and cryo-EM experiments yield a valuable molecular model, but the functional importance of some of the molecular features identified remains to be demonstrated.

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    This article has 9 evaluationsAppears in 2 listsLatest version Latest activity
  2. Divergent folding-mediated epistasis among unstable membrane protein variants

    This article has 10 authors:
    1. Laura M Chamness
    2. Charles P Kuntz
    3. Andrew G McKee
    4. Wesley D Penn
    5. Christopher M Hemmerich
    6. Douglas B Rusch
    7. Hope Woods
    8. Dyotima
    9. Jens Meiler
    10. Jonathan P Schlebach
    This article has been curated by 1 group:
    • Curated by eLife

      eLife assessment

      This important study describes exhaustive deep mutational scanning (DMS) of the gonadotropin-releasing hormone wild-type receptor and for two single point mutations that impact its folding and structure, monitoring how plasma membrane expression levels are influenced by the introduced mutations. With solid evidence, the authors have pioneered an exploration of the interaction between mutations (epistasis) in a membrane protein, with a potential for explaining membrane protein evolution and genetic diseases.

    Reviewed by eLife

    This article has 8 evaluationsAppears in 2 listsLatest version Latest activity
  3. Cryo-EM architecture of a near-native stretch-sensitive membrane microdomain

    This article has 15 authors:
    1. Jennifer M. Kefauver
    2. Markku Hakala
    3. Luoming Zou
    4. Josephine Alba
    5. Javier Espadas
    6. Maria G. Tettamanti
    7. Jelena Gajić
    8. Caroline Gabus
    9. Pablo Campomanes
    10. Leandro F. Estrozi
    11. Nesli E. Sen
    12. Stefano Vanni
    13. Aurélien Roux
    14. Ambroise Desfosses
    15. Robbie Loewith
    This article has no evaluationsAppears in 1 listLatest version
  4. Structures of wild-type and a constitutively closed mutant of connexin26 shed light on channel regulation by CO2

    This article has 5 authors:
    1. Deborah H Brotherton
    2. Sarbjit Nijjar
    3. Christos G Savva
    4. Nicholas Dale
    5. Alexander David Cameron
    This article has been curated by 1 group:
    • Curated by eLife

      eLife assessment

      This study presents valuable new structures of a carbamylation-mimetic K125E mutant of the Cx26 gap junction channel uncovering the cytoplasmic loop structure and information about the closed state of the channel. The cryo-EM maps are in high quality and serve as strong foundations for dissecting the gating mechanism by CO2, providing convincing evidence in support of a mechanism where CO2-mediated carbamylation of Lys125 shifts the conformational equilibrium towards a state where the N-terminus occludes the pore of the channel. This information will be of interest to biochemists, cell biologists and biophysicists interested in the function of gap-junction channels in health and disease.

    Reviewed by eLife

    This article has 9 evaluationsAppears in 2 listsLatest version Latest activity
  5. CryoEM structures of the human CLC-2 voltage-gated chloride channel reveal a ball-and-chain gating mechanism

    This article has 10 authors:
    1. Mengyuan Xu
    2. Torben Neelands
    3. Alexander S Powers
    4. Yan Liu
    5. Steven D Miller
    6. Grigore D Pintilie
    7. J Du Bois
    8. Ron O Dror
    9. Wah Chiu
    10. Merritt Maduke
    This article has been curated by 1 group:
    • Curated by eLife

      eLife assessment

      This study examines the human voltage-gated chloride channel CLC-2. A combination of cryo-EM, electrophysiology, and computational analysis provides compelling support for a "ball and chain" mechanism of inactivation. This and other findings regarding the gating and inhibition mechanisms of the channel are of fundamental interest to ion channel physiologists.

    Reviewed by eLife

    This article has 9 evaluationsAppears in 3 listsLatest version Latest activity