TY - RPRT TI - The branchpoint residue is recognized during commitment complex formation before being bulged out of the U2 snRNA-pre-mRNA duplex. AU - E Pascolo AU - B Séraphin PY - 1997 DO - 10.1128/mcb.17.7.3469 UR - https://pubmed.ncbi.nlm.nih.gov/9199282/ ID - 9199282 ER -