Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC6770864/ d-amino Acids in Health and Disease: A Focus on Cancer - PMC d-amino acids, the enantiomeric counterparts of l-amino acids, were long considered to be non-functional or not even present in living organisms. Nowadays,... d amino acidshealth and disease https://pmc.ncbi.nlm.nih.gov/articles/PMC11584652/ Prebiotic formation of enantiomeric excess D-amino acids on natural pyrite - PMC D-amino acids, found in excess in a minority of organisms and crucial for marine invertebrates, contrast with the more common L-amino acids in most life forms.... d amino acidsenantiomeric excess