Sangam: A Confluence of Knowledge Streams

Supplementary data to "Ligand binding site structure shapes folding, assembly and degradation of homomeric protein complexes" by G. Abrusan and J.A. Marsh

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dc.contributor MRC - Medical Research Council
dc.contributor Abrusan, Gyorgy
dc.creator Abrusan, Gyorgy
dc.creator Marsh, Joseph
dc.date 2019-04-29T12:45:52Z
dc.date 2019-07-05
dc.date.accessioned 2023-02-17T20:51:08Z
dc.date.available 2023-02-17T20:51:08Z
dc.identifier Abrusan, Gyorgy; Marsh, Joseph. (2019). Supplementary data to "Ligand binding site structure shapes folding, assembly and degradation of homomeric protein complexes" by G. Abrusan and J.A. Marsh, [dataset]. University of Edinburgh. https://doi.org/10.7488/ds/2539
dc.identifier https://hdl.handle.net/10283/3315
dc.identifier https://doi.org/10.7488/ds/2539
dc.identifier.uri http://localhost:8080/xmlui/handle/CUHPOERS/243845
dc.description The structure of ligand binding sites has profound consequences for the evolution of function of protein complexes, particularly in homomers. Homomers with multichain binding sites (MBS) are characterized with more conserved binding sites and quaternary structure, and qualitatively different allosteric pathways than homomers with singlechain binding sites (SBS) or monomers. Here we show that 1) MBS homomers have significantly more long-range residue-residue interactions than SBS homomers or monomers, indicating that they have more complex folds and are more prone for misfolding; 2) In humans the interactome of MBS homomers is enriched in proteins that aid folding and assembly, including chaperones and chaperonins; 3) The sequences and structures of MBS and SBS homomers show qualitatively different distributions of frustrated residues, aggregation prone regions and interface residues, indicating that their interactions with the proteostasis network are different, and suggesting that SBS homomers are folded and assembled cotranslationally, while MBS homomers are not, and rely on more advanced folding-assistance and quality control mechanisms by chaperones and chaperonins.
dc.format text/plain
dc.format application/zip
dc.language eng
dc.publisher University of Edinburgh
dc.rights Creative Commons Attribution 4.0 International Public License
dc.subject quaternary structure
dc.subject ligand binding
dc.subject protein folding
dc.subject complex assembly
dc.subject chaperones
dc.subject chaperonins
dc.subject degradation
dc.subject Biological Sciences
dc.title Supplementary data to "Ligand binding site structure shapes folding, assembly and degradation of homomeric protein complexes" by G. Abrusan and J.A. Marsh
dc.type dataset


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