There are 20 amino acids that make up proteins and all have the same basic structure, differing only in the R-group or side chain they have. Amino acids are in an equilibrium between two acids with ...

Translation occurs in a structure called the ribosome ... Then a transfer RNA (tRNA) molecule carrying the amino acid methionine binds to what is called the start codon of the mRNA sequence.

This image illustrates the general structure of an amino acid.The central ... The nine essential amino acids are histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, ...

The rRNA catalyzes the attachment of each new amino acid to the growing chain ... Translation Begins After the Assembly of a Complex Structure The translation of mRNA begins with the formation ...