Sandbox 154: Difference between revisions

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== Assembly ==  
== Assembly ==  
<applet load='1j6z' size='222' color='black' frame='true' align='left' caption='Globular Actin (G-actin): PDB identifier [http://www.rcsb.org/pdb/explore/explore.do?structureId=1J6Z/ 1J6Z].' scene='Sandbox_154/1j6z_black/2'/>
<applet load='1j6z' size='200' color='black' frame='true' align='left' caption='Globular Actin (G-actin): PDB identifier [http://www.rcsb.org/pdb/explore/explore.do?structureId=1J6Z/ 1J6Z].' scene='Sandbox_154/1j6z_black/2'/>
'''G-actin''' is the free monomeric form of actin which transitions to F-actin. The structures of globular and filamentous actin are distinct from one another in numerous ways, despite the fact that G-actin comprises F-actin. When the monomeric actin becomes polymerized into F-actin, the unit becomes flattened. G-actin appears to have more <scene name='Sandbox_154/1j6z_calcium/1'>Ca2+</scene> ion ligands in its structure, and also has the ligand RHO as opposed to 4-methyl histidine as found in the F-actin structure.  
'''G-actin''' is the free monomeric form of actin which transitions to F-actin. The structures of globular and filamentous actin are distinct from one another in numerous ways, despite the fact that G-actin comprises F-actin. When the monomeric actin becomes polymerized into F-actin, the unit becomes flattened. G-actin appears to have more <scene name='Sandbox_154/1j6z_calcium/1'>Ca2+</scene> ion ligands in its structure, and also has the ligand RHO as opposed to 4-methyl histidine as found in the F-actin structure.