Yeast C complex spliceosome at 2.8 Angstrom resolution with Prp18/Slu7 bound, composite map
Resolution: 2.8 Å
EM Method: Single-particle
Fitted PDBs: 7b9v
Q-score: 0.378
Wilkinson ME, Fica SM, Galej WP, Nagai K
Mol Cell (2021) 81 pp. 1439- [ Pubmed: 33705709 DOI: doi:10.1016/j.molcel.2021.02.021 ]
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor slu7 (44 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor 18 (28 kDa, Protein from Saccharomyces cerevisiae)
- 5' exon of ubc4 mrna (15 kDa, RNA from Saccharomyces cerevisiae)
- Yeast c complex spliceosome with prp18/slu7 bound (2 MDa, Complex from Saccharomyces cerevisiae)
- Syf1 isoform 1 (100 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor slt11 (40 kDa, Protein from Saccharomyces cerevisiae)
- Unassigned structure (20 kDa, Protein from Saccharomyces cerevisiae)
- Ntc20 isoform 1 (15 kDa, Protein from Saccharomyces cerevisiae)
- U5 snrna (68 kDa, RNA from Saccharomyces cerevisiae)
- Cwc22 isoform 1 (67 kDa, Protein from Saccharomyces cerevisiae)
- Small nuclear ribonucleoprotein sm d3 (11 kDa, Protein from Saccharomyces cerevisiae)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Saccharomyces cerevisiae)
- U2 snrna (376 kDa, RNA from Saccharomyces cerevisiae)
- Potassium ion (39 Da, Ligand)
- U6 snrna (35 kDa, RNA from Saccharomyces cerevisiae)
- Pre-mrna-processing protein 45 (42 kDa, Protein from Saccharomyces cerevisiae)
- Guanosine-5'-triphosphate (523 Da, Ligand)
- Pre-mrna-splicing factor atp-dependent rna helicase prp16 (121 kDa, Protein from Saccharomyces cerevisiae)
- Branched intron and 3' exon of ubc4 pre-mrna (30 kDa, RNA from Saccharomyces cerevisiae)
- Hlj1_g0053790.mrna.1.cds.1 (27 kDa, Protein from Saccharomyces cerevisiae)
- Bj4_g0054360.mrna.1.cds.1 (50 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor cwc21 (15 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing helicase brr2 (246 kDa, Protein from Saccharomyces cerevisiae)
- Cdc40 isoform 1 (52 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor cwc15 (19 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-processing factor 19 (56 kDa, Protein from Saccharomyces cerevisiae)
- D-chiro inositol hexakisphosphate (660 Da, Ligand)
- Small nuclear ribonucleoprotein-associated protein b (22 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor isy1 (27 kDa, Protein from Saccharomyces cerevisiae)
- Clf1 isoform 1 (82 kDa, Protein from Saccharomyces cerevisiae)
- Bud31 isoform 1 (18 kDa, Protein from Saccharomyces cerevisiae)
- Y55_g0042700.mrna.1.cds.1 (67 kDa, Protein from Saccharomyces cerevisiae)
- Magnesium ion (24 Da, Ligand)
- Small nuclear ribonucleoprotein sm d1 (16 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor cwc2 (38 kDa, Protein from Saccharomyces cerevisiae)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor 8 (279 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor syf2 (24 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor snu114 (114 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Bj4_g0027490.mrna.1.cds.1 (12 kDa, Protein from Saccharomyces cerevisiae)
- Pre-mrna-splicing factor cwc25 (20 kDa, Protein from Saccharomyces cerevisiae)
- Snt309 isoform 1 (20 kDa, Protein from Saccharomyces cerevisiae)
- Splicing factor yju2 (33 kDa, Protein from Saccharomyces cerevisiae)
- Small nuclear ribonucleoprotein sm d2 (12 kDa, Protein from Saccharomyces cerevisiae)
Resolution: 4.25 Å
EM Method: Single-particle
Fitted PDBs: 6nuw
Q-score: 0.342
eLife (2019) 8 [ Pubmed: 30762520 DOI: doi:10.7554/eLife.44239 ]
- Inner kinetochore subunit okp1 (47 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit iml3 (28 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit mcm22 (10 kDa, Protein from Saccharomyces cerevisiae S288c)
- Ctf19 complex (Complex from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit chl4 (53 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit mcm21 (43 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Unknown (unassigned) (1 kDa, Protein from Saccharomyces cerevisiae S288c)
- Inner kinetochore subunit ctf19 (42 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit nkp1 (27 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit ctf3,inner kinetochore subunit ctf3 (87 kDa, Protein from Saccharomyces cerevisiae S288c)
- Inner kinetochore subunit nkp2 (17 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Inner kinetochore subunit mcm16 (6 kDa, Protein from Saccharomyces cerevisiae S288c)
- Inner kinetochore subunit ame1 (38 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
Post-catalytic P complex spliceosome with 3' splice site docked
Resolution: 3.7 Å
EM Method: Single-particle
Fitted PDBs: 6exn
Q-score: 0.296
Wilkinson ME, Fica SM, Galej WP, Norman CM, Newman AJ, Nagai K
Science (2017) 358 pp. 1283-1288 [ DOI: doi:10.1126/science.aar3729 Pubmed: 29146871 ]
- Small nuclear ribonucleoprotein sm d1 (16 kDa, Protein from Baker's yeast)
- U6 snrna (35 kDa, RNA from Baker's yeast)
- Pre-mrna-splicing factor prp8 (279 kDa, Protein from Baker's yeast)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor cwc22 (67 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor slt11 (40 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor cef1 (67 kDa, Protein from Baker's yeast)
- Unassigned structure (8 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor cwc2 (38 kDa, Protein from Baker's yeast)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Baker's yeast)
- U2 small nuclear ribonucleoprotein b'' (12 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor prp46 (50 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor atp-dependent rna helicase prp22 (130 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor cwc21 (15 kDa, Protein from Baker's yeast)
- U5 snrna (57 kDa, RNA from Baker's yeast)
- 3' exon (Complex from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Pre-mrna-splicing factor snu114 (114 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor prp18 (28 kDa, Protein from Baker's yeast)
- Ligated exons: ubc4 mrna (12 kDa, RNA from Saccharomyces cerevisiae S288c)
- Pre-mrna-splicing factor clf1 (82 kDa, Protein from Baker's yeast)
- Small nuclear ribonucleoprotein sm d3 (11 kDa, Protein from Baker's yeast)
- Intron lariat: ubc4 rna (30 kDa, RNA from Saccharomyces cerevisiae S288c)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor slu7 (44 kDa, Protein from Baker's yeast)
- Magnesium ion (24 Da, Ligand)
- U2 small nuclear ribonucleoprotein a' (27 kDa, Protein from Baker's yeast)
- Pre-mrna-processing factor prp19 (56 kDa, Protein from Baker's yeast)
- Zinc ion (65 Da, Ligand)
- U2 snrna (376 kDa, RNA from Saccharomyces cerevisiae S288c)
- Pre-mrna-splicing factor snt309 (20 kDa, Protein from Baker's yeast)
- Inositol hexakisphosphate (660 Da, Ligand)
- Small nuclear ribonucleoprotein sm d2 (12 kDa, Protein from Baker's yeast)
- Guanosine-5'-triphosphate (523 Da, Ligand)
- Pre-mrna-processing protein 45 (42 kDa, Protein from Baker's yeast)
- Pre-mrna-processing factor prp17 (52 kDa, Protein from Baker's yeast)
- P complex spliceosome with 3' exon docked (2 MDa, Complex)
- Pre-mrna-splicing factor syf2 (24 kDa, Protein from Baker's yeast)
- Small nuclear ribonucleoprotein-associated protein b (22 kDa, Protein from Baker's yeast)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Baker's yeast)
- P complex spliceosome (Complex from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Pre-mrna-splicing factor cwc15 (19 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor bud31 (18 kDa, Protein from Baker's yeast)
- Pre-mrna-splicing factor cwc16 (32 kDa, Protein from Baker's yeast)