Durrheim GA, Corfield VA, Harley EH, Ricketts MH.

Nucleic Acids Res. 1993 Jul 25;21(15):3587-8.

Nucleotide sequence of cytochrome oxidase (subunit III) from the mitochondrion of the tunicate Pyura stolonifera: evidence that AGR encodes glycine.

AGR -> Gly in another tunicate. Protein tranlated assuming ATA -> Met and TGA -> Trp like in vertebrates and invertebrates.