EOG818F4M GO:0030529 2/88 ribonucleoprotein complex cellular_component "A macromolecular complex containing both protein and RNA molecules." [GOC:krc] EOG818F4M GO:0019013 2/88 viral nucleocapsid cellular_component "The complete protein-nucleic acid complex that is the packaged form of the genome in a virus particle." [ISBN:0781702534] EOG818F4M GO:0071011 1/88 precatalytic spliceosome cellular_component "A spliceosomal complex that is formed by the recruitment of a preassembled U5-containing tri-snRNP to the prespliceosome. Although all 5 snRNPs are present, the precatalytic spliceosome is catalytically inactive. The precatalytic spliceosome includes many proteins in addition to those found in the associated snRNPs." [GOC:ab, GOC:krc, GOC:mah, PMID:18322460, PMID:19239890] EOG818F4M GO:0022008 1/88 neurogenesis biological_process "Generation of cells within the nervous system." [GO_REF:0000021, GOC:cls, GOC:curators, GOC:dgh, GOC:dph, GOC:jid, GOC:mtg_15jun06] EOG818F4M GO:0005688 1/88 U6 snRNP cellular_component "A ribonucleoprotein complex that contains small nuclear RNA U6." [GOC:krc, GOC:mah] EOG818F4M GO:0005515 1/88 protein binding molecular_function "Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules)." [GOC:go_curators] EOG818F4M GO:0000398 1/88 mRNA splicing, via spliceosome biological_process "The joining together of exons from one or more primary transcripts of messenger RNA (mRNA) and the excision of intron sequences, via a spliceosomal mechanism, so that mRNA consisting only of the joined exons is produced." [GOC:krc, ISBN:0198506732, ISBN:0879695897] EOG818F4M GO:0071013 1/88 catalytic step 2 spliceosome cellular_component "A spliceosomal complex that contains three snRNPs, including U5, bound to a splicing intermediate in which the first catalytic cleavage of the 5' splice site has occurred. The precise subunit composition differs significantly from that of the catalytic step 1, or activated, spliceosome, and includes many proteins in addition to those found in the associated snRNPs." [GOC:ab, GOC:krc, GOC:mah, ISBN:0879695897, ISBN:0879697393, PMID:18322460, PMID:19239890]