Peptide sequence: PEYSSNVELA SFHSTSKGYM GECGYRGGYM EVINLHPEIK GQLVKLLSVR Sequence homology: Cow: 100%; Dog: 100%; Guinea Pig: 100%; Horse: 100%; Human: 100%; Mouse: 100%; Rabbit: 100%; Rat: 100%; Zebrafish: 86%. GPT and GPT2 (EC 2.6.1.2), also known as a