Each type of cytoskeletal component is composed of simple protein subunits that associate noncovalently to form filaments of uniform thickness.
举一反三
- Each RNA polymerase contains subunits with homology to subunits of the E. coli RNA polymerase as well as additional subunits， which are unique to each polymerase.
- Bacterial ribosomes contain about 65% rRNA and 35% protein; they have a diameter of about 18 nm and are composed of two unequal subunits of ___________ and a combined sedimentation coefficient of 70S. A: 20S and 50S B: 30S and 40S C: 30S and 50S D: 30S and 60S
- In each type of protein, the amino acids are present in a unique order, called the _______________, which is exactly the same from one molecule of that protein to the next.
- Which structure is not secondary structure of the protein？（） A: α-helix B: β- fold C: β- Angle D: subunits
- All MTOCs have a common protein component called ( ).