Glycine is an amino acid coded by GGA, GGU, GGC, GGG codons. Histidine is an amino acid coded by CAC, or CAU codons. It should be known that the mRNA chain that will be encoded must always have a START codon at the beginning and a STOP codon at the end.
This describes standards that apply to good clinical practice relative to clinical trials involving human subjects or health products used by humans. ICH stands for International Council for Harmonisation of Technical Requirements for Pharmaceuticals for Human Use. ICH brings together regulatory authorities and pharmaceutical industry. E6 was a series of guidelines to ensure good clinical practice (GCP).
MRNA carries a transcript of the needed amino acids to tRNA and then to the rRNA ribosomal component.