Imaging myosin 10 in cells

2004 ◽  
Vol 32 (5) ◽  
pp. 689-693 ◽  
Author(s):  
D. Tacon ◽  
P.J. Knight ◽  
M. Peckham

Cellular motors (kinesin, dynein and myosin) are ubiquitous. A major task in cell biology is to determine how they function in cells. Here we focus on myosin 10, an intrafilopodial motor, and show how imaging green fluorescent protein fused to myosin 10 or its tail domains can help us understand the function of this myosin.

2003 ◽  
pp. 245-260
Author(s):  
Laura E. Via ◽  
Subramanian Dhandayuthapani ◽  
Dusanka Deretic ◽  
V. Deretic

2007 ◽  
Vol 81 (20) ◽  
pp. 11532-11537 ◽  
Author(s):  
Elisa Avitabile ◽  
Cristina Forghieri ◽  
Gabriella Campadelli-Fiume

ABSTRACT The interactions between herpes simplex virus gD and its nectin1 receptor or between gD, gB, and gH were analyzed by complementation of the N and C portions of split enhanced green fluorescent protein (EGFP) fused to the glycoproteins. The gDN-NectC complex was readily detected; the gDN-gCC complex was undetectable, highlighting the specificity of the assay. Split EGFP complementation was detected between proteins designated gDN+gHC, gDN+gBC, and gHN+gBC+wtgD (gB was deleted of endocytosis motifs), both in cells transfected with two-tree glycoproteins and in syncytia. The in situ assay provides evidence that gD interacts with gH and gB independently of each other and supports a model whereby gH and gB in complex exert their activities to gD.


2010 ◽  
Vol 84 (9) ◽  
pp. 4821-4825 ◽  
Author(s):  
Xueying Qiao ◽  
Yang Sun ◽  
Jian Qiao ◽  
Leonard Mindich

ABSTRACT Bacteriophages of the family Cystoviridae have genomes consisting of three double-stranded RNA (dsRNA) segments, L, S, and M, packaged within a polyhedral capsid along with RNA polymerase. Transcription of genomic segment L is activated by the interaction of host protein YajQ with the capsid structure. Segment L codes for the proteins of the inner capsid, which are expressed early in infection. Green fluorescent protein (GFP) fusions with YajQ produce uniform fluorescence in uninfected cells and in cells infected with viruses not dependent on YajQ. Punctate fluorescence develops when cells are infected with YajQ-dependent viruses. It appears that the host protein binds to the infecting particles and remains with them during the entire infection period.


2002 ◽  
Vol 128 (2) ◽  
pp. 341-344 ◽  
Author(s):  
Staffan Persson ◽  
John Love ◽  
Pei-Lan Tsou ◽  
Dominique Robertson ◽  
William F. Thompson ◽  
...  

2013 ◽  
Vol 79 (20) ◽  
pp. 6481-6490 ◽  
Author(s):  
Wout Overkamp ◽  
Katrin Beilharz ◽  
Ruud Detert Oude Weme ◽  
Ana Solopova ◽  
Harma Karsens ◽  
...  

ABSTRACTGreen fluorescent protein (GFP) offers efficient ways of visualizing promoter activity and protein localizationin vivo, and many different variants are currently available to study bacterial cell biology. Which of these variants is best suited for a certain bacterial strain, goal, or experimental condition is not clear. Here, we have designed and constructed two “superfolder” GFPs with codon adaptation specifically forBacillus subtilisandStreptococcus pneumoniaeand have benchmarked them against five other previously available variants of GFP inB. subtilis,S. pneumoniae, andLactococcus lactis, using promoter-gfpfusions. Surprisingly, the best-performing GFP under our experimental conditions inB. subtiliswas the one codon optimized forS. pneumoniaeandvice versa. The data and tools described in this study will be useful for cell biology studies in low-GC-rich Gram-positive bacteria.


1995 ◽  
Vol 17 (5) ◽  
pp. 901-912 ◽  
Author(s):  
S. Dhandayuthapani ◽  
L.E. Via ◽  
C.A. Thomas ◽  
P.M. Horowitz ◽  
D. Deretic ◽  
...  

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