Abstract:
:The actin interaction of coronin 3 has been mainly documented by in vitro experiments. Here, we discuss coronin 3 properties in the light of new structural information and focus on assays that reflect in vivo roles of coronin 3 and its impact on F-actin-associated functions. Using GFP-tagged coronin 3 fusion proteins and RNAi silencing we show that coronin 3 has roles in wound healing, protrusion formation, cell proliferation, cytokinesis, endocytosis, axonal growth, and secretion. During formation of cell protrusions actin accumulation precedes the focal enrichment of coronin 3 suggesting a role for coronin 3 in events that follow the initial F-actin assembly. Moreover, we show that coronin 3 similar to other coronins interacts with the Arp2/3-complex and cofilin indicating that this family in general is involved in regulating Arp2/3-mediated events.
journal_name
Exp Cell Resjournal_title
Experimental cell researchauthors
Rosentreter A,Hofmann A,Xavier CP,Stumpf M,Noegel AA,Clemen CSdoi
10.1016/j.yexcr.2006.12.015subject
Has Abstractpub_date
2007-03-10 00:00:00pages
878-95issue
5eissn
0014-4827issn
1090-2422pii
S0014-4827(06)00502-7journal_volume
313pub_type
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