TY - RPRT TI - Phenylalanine-binding RNAs and genetic code evolution. AU - Mali Illangasekare AU - Michael Yarus PY - 2002 DO - 10.1007/s00239-001-0045-6 UR - https://pubmed.ncbi.nlm.nih.gov/11847556/ ID - 11847556 ER -