Entry
Name
Spliceosome - Puma concolor (puma)
Description
After transcription, eukaryotic mRNA precursors contain protein-coding exons and noncoding introns. In the following splicing, introns are excised and exons are joined by a macromolecular complex, the spliceosome. The standard spliceosome is made up of five small nuclear ribonucleoproteins (snRNPs), U1, U2, U4, U5, and U6 snRNPs, and several spliceosome-associated proteins (SAPs). Spliceosomes are not a simple stable complex, but a dynamic family of particles that assemble on the mRNA precursor and help fold it into a conformation that allows transesterification to proceed. Various spliceosome forms (e.g. A-, B- and C-complexes) have been identified.
Class
Genetic Information Processing; Transcription
BRITE hierarchy
Pathway map
Ortholog table
Other DBs
Organism
Puma concolor (puma) [GN:
pcoo ]
Gene
112868952 SNRPB; small nuclear ribonucleoprotein-associated proteins B and B' isoform X1 [KO:K11086 ]
112868300 SNRPD1; small nuclear ribonucleoprotein Sm D1 isoform X1 [KO:K11087 ]
112867363 PRPF40B; pre-mRNA-processing factor 40 homolog B isoform X1 [KO:K12821 ]
112848810 PRPF40A; pre-mRNA-processing factor 40 homolog A isoform X1 [KO:K12821 ]
112861710 TCERG1; transcription elongation regulator 1 isoform X1 [KO:K12824 ]
112849523 U2AF1; LOW QUALITY PROTEIN: splicing factor U2AF 35 kDa subunit [KO:K12836 ]
112851045 U2AF1L4; splicing factor U2AF 26 kDa subunit isoform X1 [KO:K12836 ]
112859603 PUF60; poly(U)-binding-splicing factor PUF60 isoform X1 [KO:K12838 ]
112854507 SMNDC1; survival of motor neuron-related-splicing factor 30 [KO:K12839 ]
112849410 U2SURP; U2 snRNP-associated SURP motif-containing protein isoform X1 [KO:K12842 ]
112872035 PRPF3; LOW QUALITY PROTEIN: U4/U6 small nuclear ribonucleoprotein Prp3 [KO:K12843 ]
112868538 PRPF4; U4/U6 small nuclear ribonucleoprotein Prp4 isoform X1 [KO:K12662 ]
112869100 SNRNP27; U4/U6.U5 small nuclear ribonucleoprotein 27 kDa protein [KO:K12846 ]
112868924 USP39; U4/U6.U5 tri-snRNP-associated protein 2 isoform X1 [KO:K12847 ]
112853970 EFTUD2; 116 kDa U5 small nuclear ribonucleoprotein component [KO:K12852 ]
112872144 SNRNP40; U5 small nuclear ribonucleoprotein 40 kDa protein [KO:K12857 ]
112865282 HSPA8; LOW QUALITY PROTEIN: heat shock cognate 71 kDa protein [KO:K03283 ]
112855142 ACIN1; apoptotic chromatin condensation inducer in the nucleus isoform X1 [KO:K12875 ]
112866831 NCBP1; nuclear cap-binding protein subunit 1 isoform X1 [KO:K12882 ]
112850315 NCBP2; nuclear cap-binding protein subunit 2 isoform X1 [KO:K12883 ]
112870680 NCBP2L; LOW QUALITY PROTEIN: nuclear cap-binding protein subunit 2-like [KO:K12883 ]
112855510 LOW QUALITY PROTEIN: heterogeneous nuclear ribonucleoprotein A1-like [KO:K12741 ]
112862171 LOW QUALITY PROTEIN: heterogeneous nuclear ribonucleoprotein A1-like [KO:K12741 ]
112868559 LOW QUALITY PROTEIN: heterogeneous nuclear ribonucleoprotein A1-like [KO:K12741 ]
112867380 HNRNPA1; heterogeneous nuclear ribonucleoprotein A1 isoform X1 [KO:K12741 ]
112855360 HNRNPC; heterogeneous nuclear ribonucleoproteins C1/C2 isoform X1 [KO:K12884 ]
112868607 HNRNPK; heterogeneous nuclear ribonucleoprotein K isoform X1 [KO:K12886 ]
112852957 HNRNPM; heterogeneous nuclear ribonucleoprotein M isoform X1 [KO:K12887 ]
112863128 HNRNPU; LOW QUALITY PROTEIN: heterogeneous nuclear ribonucleoprotein U [KO:K12888 ]
112868807 PCBP1; LOW QUALITY PROTEIN: poly(rC)-binding protein 1 [KO:K12889 ]
112871849 SRSF4; serine/arginine-rich splicing factor 4 isoform X1 [KO:K12893 ]
112848638 SRSF10; serine/arginine-rich splicing factor 10 isoform X1 [KO:K12900 ]
Reference
Authors
Wahl MC, Will CL, Luhrmann R
Title
The spliceosome: design principles of a dynamic RNP machine.
Journal
Reference
Authors
Morris DP, Greenleaf AL
Title
The splicing factor, Prp40, binds the phosphorylated carboxyl-terminal domain of RNA polymerase II.
Journal
Reference
Authors
Chen YI, Moore RE, Ge HY, Young MK, Lee TD, Stevens SW
Title
Proteomic analysis of in vivo-assembled pre-mRNA splicing complexes expands the catalog of participating factors.
Journal
Reference
Authors
Ritchie DB, Schellenberg MJ, MacMillan AM
Title
Spliceosome structure: piece by piece.
Journal
KO pathway
LinkDB
All DBs