Term Name:	alignment of 3' and 5' splice sites of mRNA
Synonyms:	alignment of 3' and 5' splice sites of nuclear mRNA
Definition:	Recognition of both the 5' and 3'-splice sites and positioning them in the correct alignment with respect to each other so that the second catalytic step of nuclear mRNA splicing can occur.
Ontology:	GO: Biological Process [GO:0034403]    QuickGO    AmiGO