Overall structure of the U11 snRNP
Resolution: 3.4 Å
EM Method: Single-particle
Fitted PDBs: 8r7n
Q-score: 0.306
Zhao J, Peter D, Brandina I, Liu X, Galej WP
Mol Cell (2025) 85 pp. 652- [ Pubmed: 39809272 DOI: doi:10.1016/j.molcel.2024.12.017 ]
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 48 kda protein (40 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 35 kda protein (29 kDa, Protein from Homo sapiens)
- Zinc finger matrin-type protein 5 (20 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 25 kda protein (15 kDa, Protein from Homo sapiens)
- Overall structure of the apo-u11 snrnp (300 kDa, Complex from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- Programmed cell death protein 7 (54 kDa, Protein from Homo sapiens)
- U11 snrna (43 kDa, RNA from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
Overall structure of the substrate-bound U11 snRNP
Resolution: 3.5 Å
EM Method: Single-particle
Fitted PDBs: 9gbw
Q-score: 0.32
Zhao J, Peter D, Brandina I, Liu X, Galej WP
Mol Cell (2025) 85 pp. 652- [ Pubmed: 39809272 DOI: doi:10.1016/j.molcel.2024.12.017 ]
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 48 kda protein (40 kDa, Protein from Homo sapiens)
- Overall structure of the substrate-bound u11 snrnp (400 kDa, Complex from Homo sapiens)
- P120-5'ss (3 kDa, RNA from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 35 kda protein (29 kDa, Protein from Homo sapiens)
- Zinc finger matrin-type protein 5 (20 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 25 kda protein (15 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- Programmed cell death protein 7 (54 kDa, Protein from Homo sapiens)
- U11 snrna (43 kDa, RNA from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
3'-lobe of the substrate-bound U11 snRNP
Resolution: 3.2 Å
EM Method: Single-particle
Fitted PDBs: 9gc0
Q-score: 0.393
Zhao J, Peter D, Brandina I, Liu X, Galej WP
Mol Cell (2025) 85 pp. 652- [ Pubmed: 39809272 DOI: doi:10.1016/j.molcel.2024.12.017 ]
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 48 kda protein (40 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Zinc finger matrin-type protein 5 (20 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Programmed cell death protein 7 (54 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- 3'-lobe of the substrate-bound u11 snrnp (300 kDa, Complex from Homo sapiens)
- U11 snrna (43 kDa, RNA from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
Structure of the U11 snRNP C-lobe
Resolution: 3.0 Å
EM Method: Single-particle
Fitted PDBs: 9gcl
Q-score: 0.413
Zhao J, Peter D, Brandina I, Liu X, Galej WP
Mol Cell (2025) 85 pp. 652- [ Pubmed: 39809272 DOI: doi:10.1016/j.molcel.2024.12.017 ]
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- U11 snrna (43 kDa, RNA from Homo sapiens)
- U11/u12 small nuclear ribonucleoprotein 48 kda protein (40 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Zinc finger matrin-type protein 5 (20 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- Structure of the apo-u11 snrnp 3-lobe (300 kDa, Complex from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
Yeast U1 snRNP with humanized U1C Zinc-Finger domain
Resolution: 3.49 Å
EM Method: Single-particle
Fitted PDBs: 8w2o
Q-score: 0.417
Chalivendra S, Shi S, Li X, Kuang Z, Giovinazzo J, Zhang L, Rossi J, Wang J, Saviola AJ, Welty R, Liu S, Vaeth KF, Zhou ZH, Hansen KC, Taliaferro JM, Zhao R
RNA (2024) 30 pp. 1070-1088 [ Pubmed: 38688558 DOI: doi:10.1261/rna.079917.123 ]
- Protein luc7 (30 kDa, Protein from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Saccharomyces cerevisiae S288C)
- U1 small nuclear ribonucleoprotein component snu71 (5 kDa, Protein from Saccharomyces cerevisiae S288C)
- U1 small nuclear ribonucleoprotein a (40 kDa, Protein from Saccharomyces cerevisiae S288C)
- Act1 pre-mrna (59 kDa, RNA from Saccharomyces cerevisiae S288C)
- U1 small nuclear ribonucleoprotein component prp42 (65 kDa, Protein from Saccharomyces cerevisiae S288C)
- 56 kda u1 small nuclear ribonucleoprotein component (56 kDa, Protein from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein sm d2 (12 kDa, Protein from Saccharomyces cerevisiae S288C)
- Protein nam8 (57 kDa, Protein from Saccharomyces cerevisiae S288C)
- U1 small nuclear ribonucleoprotein c (27 kDa, Protein from Saccharomyces cerevisiae S288C)
- U1 snrna (182 kDa, RNA from Saccharomyces cerevisiae S288C)
- U1 small nuclear ribonucleoprotein 70 kda homolog (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Pre-mrna-processing factor 39 (74 kDa, Protein from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Saccharomyces cerevisiae S288C)
- U1snrnp (Complex from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein sm d3 (11 kDa, Protein from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein sm d1 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein-associated protein b (22 kDa, Protein from Saccharomyces cerevisiae S288C)
Saccharomyces cerevisiae spliceosomal E complex (UBC4)
Resolution: 3.6 Å
EM Method: Single-particle
Fitted PDBs: 6n7p
Q-score: 0.352
Li X, Liu S, Zhang L, Issaian A, Hill RC, Espinosa S, Shi S, Cui Y, Kappel K, Das R, Hansen KC, Zhou ZH, Zhao R
Nature (2019) 573 pp. 375-380 [ DOI: doi:10.1038/s41586-019-1523-6 Pubmed: 31485080 ]
- U1 small nuclear ribonucleoprotein component snu71,u1 small nuclear ribonucleoprotein component snu71,snu71 (10 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein c (27 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Nuclear cap-binding protein subunit 2 (23 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Ubc4 pre-mrna (81 kDa, RNA from Saccharomyces cerevisiae S288C)
- U1 small nuclear ribonucleoprotein component prp42 (65 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein sm d2 (12 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Pre-mrna-processing protein prp40 (69 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- 56 kda u1 small nuclear ribonucleoprotein component (56 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein sm d1 (16 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Protein nam8 (57 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein a (40 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Protein luc7 (30 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein sm d3 (11 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Nuclear cap-binding protein complex subunit 1 (100 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Zinc ion (65 Da, Ligand)
- Small nuclear ribonucleoprotein-associated protein b (22 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Pre-mrna-processing factor 39 (74 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Saccharomyces cerevisiae spliceosomal e complex (ebc4) (Complex from Saccharomyces cerevisiae)
- U1 small nuclear ribonucleoprotein 70 kda homolog (34 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 snrna (182 kDa, RNA from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
Saccharomyces cerevisiae spliceosomal E complex (ACT1)
Resolution: 3.2 Å
EM Method: Single-particle
Fitted PDBs: 6n7r
Q-score: 0.427
Li X, Liu S, Zhang L, Issaian A, Hill RC, Espinosa S, Shi S, Cui Y, Kappel K, Das R, Hansen KC, Zhou ZH, Zhao R
Nature (2019) 573 pp. 375-380 [ DOI: doi:10.1038/s41586-019-1523-6 Pubmed: 31485080 ]
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein c (27 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein component prp42 (65 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein sm d2 (12 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- 56 kda u1 small nuclear ribonucleoprotein component (56 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Small nuclear ribonucleoprotein sm d1 (16 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Protein nam8 (57 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein a (40 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Protein luc7 (30 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Act1 pre-mrna (70 kDa, RNA from Saccharomyces cerevisiae S288C)
- Small nuclear ribonucleoprotein sm d3 (11 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- Zinc ion (65 Da, Ligand)
- Saccharomyces cerevisiae spliceosomal e complex (act1) (Complex from Saccharomyces cerevisiae)
- U1 snrna (182 kDa, RNA from Saccharomyces cerevisiae)
- Small nuclear ribonucleoprotein-associated protein b (22 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein component snu71,u1 small nuclear ribonucleoprotein component snu71,snu71 (9 kDa, Protein from Saccharomyces cerevisiae S288C)
- Pre-mrna-processing factor 39 (74 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
- U1 small nuclear ribonucleoprotein 70 kda homolog (34 kDa, Protein from Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
Cryo-EM structure of a human post-catalytic spliceosome (P complex) at 3.0 angstrom
Resolution: 3.0 Å
EM Method: Single-particle
Fitted PDBs: 6icz
Q-score: 0.284
Zhang X, Zhan X, Yan C, Zhang W, Liu D, Lei J, Shi Y
Cell Res (2019) 29 pp. 274-285 [ Pubmed: 30728453 DOI: doi:10.1038/s41422-019-0143-x ]
- Peptidyl-prolyl cis-trans isomerase e (33 kDa, Protein from Homo sapiens)
- Pre-mrna (87 kDa, RNA from Homo sapiens)
- Protein bud31 homolog (17 kDa, Protein from Homo sapiens)
- Rna helicase aquarius (171 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor slu7 (68 kDa, Protein from Homo sapiens)
- U6snrna (34 kDa, RNA from Homo sapiens)
- U2 small nuclear ribonucleoprotein b'' (25 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Cell division cycle 5-like protein (92 kDa, Protein from Homo sapiens)
- Crooked neck-like protein 1 (100 kDa, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- Pre-mrna-processing factor 17 (65 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Atp-dependent rna helicase dhx8 (139 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 19 (55 kDa, Protein from Homo sapiens)
- U2snrna (60 kDa, RNA from Homo sapiens)
- 116 kda u5 small nuclear ribonucleoprotein component (109 kDa, Protein from Homo sapiens)
- Pleiotropic regulator 1 (57 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf2 (28 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor rbm22 (46 kDa, Protein from Homo sapiens)
- Protein casc3 (76 kDa, Protein from Homo sapiens)
- Human post_catalytic spliceosome (Complex from Homo sapiens)
- Small nuclear ribonucleoprotein-associated protein (23 kDa, Protein from Homo sapiens)
- Serine/arginine repetitive matrix protein 2 (300 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase-like 1 (18 kDa, Protein from Homo sapiens)
- U5 small nuclear ribonucleoprotein 40 kda protein (39 kDa, Protein from Homo sapiens)
- Zinc ion (65 Da, Ligand)
- Snw domain-containing protein 1 (61 kDa, Protein from Homo sapiens)
- Pre-mrna-processing-splicing factor 8 (273 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
- U5 small nuclear ribonucleoprotein 200 kda helicase (244 kDa, Protein from Homo sapiens)
- Adenosine-5'-triphosphate (507 Da, Ligand)
- Rna-binding protein 8a (19 kDa, Protein from Homo sapiens)
- Spliceosome-associated protein cwc15 homolog (26 kDa, Protein from Homo sapiens)
- U5snrna (37 kDa, RNA from Homo sapiens)
- Inositol hexakisphosphate (660 Da, Ligand)
- Pre-mrna-splicing factor spf27 (26 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein a' (28 kDa, Protein from Homo sapiens)
- Prkr-interacting protein 1 (21 kDa, Protein from Homo sapiens)
- Guanosine-5'-triphosphate (523 Da, Ligand)
- Eukaryotic initiation factor 4a-iii (46 kDa, Protein from Homo sapiens)
- Protein mago nashi homolog 2 (17 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor cwc22 homolog (105 kDa, Protein from Homo sapiens)
Resolution: 2.9 Å
EM Method: Single-particle
Fitted PDBs: 6id0
Q-score: 0.314
Zhang X, Zhan X, Yan C, Zhang W, Liu D, Lei J, Shi Y
Cell Res (2019) 29 pp. 274-285 [ Pubmed: 30728453 DOI: doi:10.1038/s41422-019-0143-x ]
- Peptidyl-prolyl cis-trans isomerase e (33 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- Protein bud31 homolog (17 kDa, Protein from Homo sapiens)
- Rna helicase aquarius (171 kDa, Protein from Homo sapiens)
- Pre-mrna (87 kDa, RNA from Homo sapiens)
- U6snrna (34 kDa, RNA from Homo sapiens)
- U2 small nuclear ribonucleoprotein b'' (25 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Cell division cycle 5-like protein (92 kDa, Protein from Homo sapiens)
- Crooked neck-like protein 1 (100 kDa, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- Pre-mrna-processing factor 17 (65 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Human intron lariat spliceosome (Complex from Homo sapiens)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 19 (55 kDa, Protein from Homo sapiens)
- U2snrna (60 kDa, RNA from Homo sapiens)
- 116 kda u5 small nuclear ribonucleoprotein component (109 kDa, Protein from Homo sapiens)
- Cwf19-like protein 2 (103 kDa, Protein from Homo sapiens)
- Pleiotropic regulator 1 (57 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf2 (28 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor rbm22 (46 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated protein (23 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase-like 1 (18 kDa, Protein from Homo sapiens)
- U5 small nuclear ribonucleoprotein 40 kda protein (39 kDa, Protein from Homo sapiens)
- Zinc ion (65 Da, Ligand)
- Snw domain-containing protein 1 (61 kDa, Protein from Homo sapiens)
- Pre-mrna-processing-splicing factor 8 (273 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
- Spliceosome-associated protein cwc15 homolog (26 kDa, Protein from Homo sapiens)
- U5snrna (37 kDa, RNA from Homo sapiens)
- Inositol hexakisphosphate (660 Da, Ligand)
- Pre-mrna-splicing factor spf27 (26 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein a' (28 kDa, Protein from Homo sapiens)
- Guanosine-5'-triphosphate (523 Da, Ligand)
Resolution: 2.86 Å
EM Method: Single-particle
Fitted PDBs: 6id1
Q-score: 0.291
Zhang X, Zhan X, Yan C, Zhang W, Liu D, Lei J, Shi Y
Cell Res (2019) 29 pp. 274-285 [ Pubmed: 30728453 DOI: doi:10.1038/s41422-019-0143-x ]
- Peptidyl-prolyl cis-trans isomerase e (33 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- Protein bud31 homolog (17 kDa, Protein from Homo sapiens)
- Rna helicase aquarius (171 kDa, Protein from Homo sapiens)
- Pre-mrna (87 kDa, RNA from Homo sapiens)
- U6snrna (34 kDa, RNA from Homo sapiens)
- U2 small nuclear ribonucleoprotein b'' (25 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Cell division cycle 5-like protein (92 kDa, Protein from Homo sapiens)
- Crooked neck-like protein 1 (100 kDa, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- Pre-mrna-splicing factor atp-dependent rna helicase dhx15 (91 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 17 (65 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Human intron lariat spliceosome (Complex from Homo sapiens)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 19 (55 kDa, Protein from Homo sapiens)
- U2snrna (60 kDa, RNA from Homo sapiens)
- 116 kda u5 small nuclear ribonucleoprotein component (109 kDa, Protein from Homo sapiens)
- Cwf19-like protein 2 (103 kDa, Protein from Homo sapiens)
- Pleiotropic regulator 1 (57 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf2 (28 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor rbm22 (46 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated protein (23 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase-like 1 (18 kDa, Protein from Homo sapiens)
- U5 small nuclear ribonucleoprotein 40 kda protein (39 kDa, Protein from Homo sapiens)
- Zinc ion (65 Da, Ligand)
- Snw domain-containing protein 1 (61 kDa, Protein from Homo sapiens)
- Pre-mrna-processing-splicing factor 8 (273 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
- Spliceosome-associated protein cwc15 homolog (26 kDa, Protein from Homo sapiens)
- U5snrna (37 kDa, RNA from Homo sapiens)
- Inositol hexakisphosphate (660 Da, Ligand)
- Pre-mrna-splicing factor spf27 (26 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein a' (28 kDa, Protein from Homo sapiens)
- Guanosine-5'-triphosphate (523 Da, Ligand)