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Cited by 232

The DOI matches its Crossref record; 9 of the 9 references it cites were found in a registry or an index.

Quantitative super-resolution imaging of Bruchpilot distinguishes active zone states

Open access
Ehmann, Nadine, van de Linde, Sebastian, Alon, Amit, Ljaschenko, Dmitrij, Keung, Xi Zhen, Holm, Thorge, Rings, Annika, DiAntonio, Aaron, Hallermann, Stefan, Ashery, Uri, Heckmann, Manfred, Sauer, Markus, Kittel, Robert J.·2014·Nature Communications

Abstract

The precise molecular architecture of synaptic active zones (AZs) gives rise to different structural and functional AZ states that fundamentally shape chemical neurotransmission. However, elucidating the nanoscopic protein arrangement at AZs is impeded by the diffraction-limited resolution of conventional light microscopy. Here we introduce new approaches to quantify endogenous protein organization at single-molecule resolution in situ with super-resolution imaging by direct stochastic optical reconstruction microscopy ( d STORM). Focusing on the Drosophila neuromuscular junction (NMJ), we find that the AZ cytomatrix (CAZ) is composed of units containing ~137 Bruchpilot (Brp) proteins, three quarters of which are organized into about 15 heptameric clusters. We test for a quantitative relationship between CAZ ultrastructure and neurotransmitter release properties by engaging Drosophila mutants and electrophysiology. Our results indicate that the precise nanoscopic organization of Brp distinguishes different physiological AZ states and link functional diversification to a heretofore unrecognized neuronal gradient of the CAZ ultrastructure.

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Crossref · 10.1038/ncomms5650

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Metadata

Authors
Ehmann, N., van de Linde, S., Alon, A., Ljaschenko, D., Keung, X. Z., Holm, T., Rings, A., DiAntonio, A., Hallermann, S., Ashery, U., Heckmann, M., Sauer, M., & Kittel, R. J.
Venue
Nature Communications
Published
2014-08-18
Volume
5
Issue
1
Pages
4650-4650
ISSN
2041-1723 (ISSN-L)
OpenAlex
W2014786857
Cited by
232
References
9
FWCI
9.66
Type
journal article
Language
en
Open access
hybrid

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