PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15690428-9 2005 With a left-handed stem, a part of the T(4) loop sugars adopt a N-type (C3"-endo) conformation, and the C3"-endo/syn conformation seems to be the preferred one for the dA residues involved in the A(4) tetraloop. Sugars 49-55 synemin Homo sapiens 113-116