[AnonymousConservative]

Looks like leucine and arginine are the two AA’s.

I seem to recall something about something anabolic activated by arginine was reversed by lysine, can’t recall the details.

https://jbiomedsci.biomedcentral.com/articles/10.1186/s12929-020-00679-2

[ConservativeMind]

Good catch on the likely amino acids!