Department of Microbiology and Molecular Genetics, University of Texas Medical School at Houston, 6431 Fannin, Houston, TX 77030, USA.
Curr Biol. 2011 Aug 23;21(16):R628-30. doi: 10.1016/j.cub.2011.06.056.
The bacterial actin-like protein MreB is thought to form a continuous helical polymer at the membrane to confer rod shape. Two new studies now show that MreB forms discrete dynamic patches that travel circumferentially.
细菌肌动蛋白样蛋白 MreB 被认为在细胞膜上形成连续的螺旋聚合物以赋予杆状形状。现在的两项新研究表明,MreB 形成离散的动态斑块,这些斑块沿圆周运动。