Extraterrestrial Protein Found

Proteins found in an existential source for the first time.   With differences from terrestial proteins.

For the first time, scientists found a complete protein molecule in a meteorite — and they’re pretty sure it didn’t come from Earth.  in Futurism.com

Technical paper: https://arxiv.org/abs/2002.11688

After analyzing samples from the meteorite Acfer 086, a team of researchers from Harvard University and the biotech companies PLEX Corporation and Bruker Scientific found that the protein’s building blocks differed chemically from terrestrial protein. As they write in their research, which they shared on ArXiv on Saturday, “this is the first report of a protein from any extra-terrestrial source.”  .... "