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Cited by 286

The DOI matches its Crossref record; 80 of the 80 references it cites were found in a registry or an index.

CaV1 and CaV2 Channels Engage Distinct Modes of Ca2+ Signaling to Control CREB-Dependent Gene Expression

Open access
Wheeler, Damian G., Groth, Rachel D., Ma, Huan, Barrett, Curtis F., Owen, Scott F., Safa, Parsa, Tsien, Richard W.·2012·Cell

Abstract

Activity-dependent gene expression triggered by Ca2+ entry into neurons is critical for learning and memory, but whether specific sources of Ca2+ act distinctly or merely supply Ca2+ to a common pool remains uncertain. Here we report that both signaling modes co-exist and pertain to CaV1 and CaV2 channels, respectively, coupling membrane depolarization to CREB phosphorylation and gene expression. CaV1 channels are advantaged in their voltage-dependent gating and use nanodomain Ca2+ to drive local CaMKII aggregation and trigger communication with the nucleus. By contrast, CaV2 channels must elevate [Ca2+]i microns away and promote CaMKII aggregation at CaV1 channels. Consequently, CaV2 channels are ∼10-fold less effective in signaling to the nucleus than CaV1 channels for the same bulk [Ca2+]i increase. Furthermore, CaV2-mediated Ca2+ rises are preferentially curbed by uptake into the endoplasmic reticulum and mitochondria. This source-biased buffering limits the spatial spread of Ca2+, further attenuating CaV2-mediated gene expression.

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Crossref · 10.1016/j.cell.2012.03.041

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Metadata

Authors
Wheeler, D. G., Groth, R. D., Ma, H., Barrett, C. F., Owen, S. F., Safa, P., & Tsien, R. W.
Venue
Cell
Publisher
Elsevier BV
Published
2012-05
Volume
149
Issue
5
Pages
1112-1124
ISSN
0092-8674 (ISSN-L)
OpenAlex
W2082338288
Cited by
286
References
80
FWCI
8.83
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: CaV1 and CaV2 Channels Engage Distinct Modes of Ca2+ Signaling to Control CREB-Dependent Gene Expression. https://app.cochat.ai/papers/10.1016/j.cell.2012.03.041
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Wheeler, D. G., Groth, R. D., Ma, H., Barrett, C. F., Owen, S. F., Safa, P., & Tsien, R. W. (2012). CaV1 and CaV2 Channels Engage Distinct Modes of Ca2+ Signaling to Control CREB-Dependent Gene Expression. Cell. https://doi.org/10.1016/j.cell.2012.03.041

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.