TY - RPRT TI - Small structural costs for evolution from RNA to RNP-based catalysis. AU - Ivelitza Garcia AU - Kevin M Weeks PY - 2003 DO - 10.1016/s0022-2836(03)00686-7 UR - https://pubmed.ncbi.nlm.nih.gov/12875836/ ID - 12875836 ER -