News tagged with uncommon amino

'Fishy' clue helps establish how proteins evolve

(PhysOrg.com) -- Three billion years ago, a "new" amino acid was added to the alphabet of 20 that commonly make up proteins in organisms today. Now researchers at Yale and the University of Tokyo have demonstrated ...

Biology /

Jan 27, 2009 | 4.2 / 5 (5) | 0