EF-TS stands for Elongation Factor Thermo-unstable, which is a protein commonly found in bacteria that plays an important role in protein synthesis. There are several other synonyms for EF-TS, including elongation factor G (EF-G), elongation factor Tu (EF-Tu), and translation elongation factor P (EF-P). These proteins all play similar roles in the process of protein synthesis, including translocating the ribosome along the mRNA strand and delivering amino acids to the growing polypeptide chain. By understanding the different synonyms and functions of these proteins, researchers can better understand the molecular mechanisms behind protein synthesis and potentially develop new treatments for a variety of diseases and conditions.