The structures of natively assembled clathrin-coated vesicles

M Paraan, J Mendez, S Sharum, D Kurtin, H He… - Science …, 2020 - science.org
Clathrin-coated vesicles mediate trafficking of proteins and nutrients in the cell and between
organelles. Proteins included in the clathrin-coated vesicles (CCVs) category include …

Automated pipelines for rapid evaluation during cryoEM data acquisition

JH Mendez, EYD Chua, M Paraan, CS Potter… - Current Opinion in …, 2023 - Elsevier
Cryo-electron microscopy (cryoEM) has become a popular method for determining high-resolution
structures of biomolecules. However, data processing can be time-consuming, …

[HTML][HTML] The structure of a Type III-A CRISPR-Cas effector complex reveals conserved and idiosyncratic contacts to target RNA and crRNA among Type III-A systems

M Paraan, M Nasef, L Chou-Zheng, SA Khweis… - Plos one, 2023 - journals.plos.org
Type III CRISPR-Cas systems employ multiprotein effector complexes bound to small CRISPR
RNAs (crRNAs) to detect foreign RNA transcripts and elicit a complex immune response …

[HTML][HTML] Recent advances in infectious disease research using cryo-electron tomography

…, Q Li, JM Mattingly, JH Mendez, M Paraan… - Frontiers in Molecular …, 2024 - frontiersin.org
With the increasing spread of infectious diseases worldwide, there is an urgent need for novel
strategies to combat them. Cryogenic sample electron microscopy (cryo-EM) techniques, …

In situ cryo-FIB/SEM specimen preparation using the waffle method

O Klykov, D Bobe, M Paraan, JD Johnston, CS Potter… - Bio …, 2022 - bio-protocol.org
Cryo-focused ion beam (FIB) milling of vitrified specimens is emerging as a powerful
method for in situ specimen preparation. It allows for the preservation of native and near-native …

Flexibility of the Sec13/31 cage is influenced by the Sec31 C-terminal disordered domain

M Paraan, N Bhattacharya, VN Uversky… - Journal of structural …, 2018 - Elsevier
In COPII mediated vesicle formation, Sec13/Sec31 heterotetramers play a role in organizing
the membranes into a spherical vesicle. There they oligomerize into a cage that interacts …

[HTML][HTML] A more realistic quantum mechanical model of conscious perception during binocular rivalry

MR Paraan, F Bakouie, S Gharibzadeh - Frontiers in Computational …, 2014 - frontiersin.org
Since the first systematic description of binocular rivalry by Wheatstone, this fascinating
phenomenon has provided several new insights into the mechanisms of visual awareness (…

[PDF][PDF] In situ cryo-ET of ER-mitochondria contact sites

M Paraan, V Hewitt, J Johnston, Y Hirabayashi… - Biophysical …, 2022 - cell.com
Molecular complexes at the endoplasmic reticulum and mitochondria contact sites (ERMCS)
are not well understood in mammalian cells. The ERMCS are emerging as critical signaling …

[BOOK][B] Structural Characterization of Protein Coats in Vesicle Trafficking: COPII and Clathrin

M Paraan - 2020 - search.proquest.com
Cargo trafficking using vesicles has been studied in eukaryotic cells for more than half a
century. Three conventional and evolutionarily archaic pathways have since been identified. …

[PDF][PDF] Cryo-EM of Intact Clathrin-Coated Vesicles Reveals Adaptor Distribution and Novel Interactions Between Subunits

M Paraan, SM Stagg - Biophysical Journal, 2020 - cell.com
Clathrin-mediated vesicle trafficking involves at least two dozen crucial and auxiliary
components. These work together to encapsulate a variety of cargo into lipid vesicles that are …