3lru

hPRP8 Non-Native Subdomain

Method: X-RAY DIFFRACTION D_max: 80.3 Å Quality: GOOD

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Pre-mRNA-processing-splicing factor 8

Homo sapiens

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain A； UniProt 1831–1990 Chain B； UniProt 1831–1990	Fragment：UNP residues 1831-1990	No other associated polymer	X-RAY DIFFRACTION X-ray crystallization conditions：vapour diffusion；pH 6；298 K；12% PEG4000, Tris Ph8, 1,3 diamino-propane, pH 6, vapour diffusion, temperature 298K	Resolution 1.85 Å R-free 0.254

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 3LRU	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
3E9L Crystal Structure of Human Prp8, Residues 1755-2016 Deposited 2008-08-22	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1760–2016（257 aa） Fragment：endonuclease domain	Not recorded	NA SODIUM ION × 2 CL CHLORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；298 K；pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.95 Å R-free 0.248
3ENB Crystal Structure of PRP8 core domain IV Deposited 2008-09-25	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：UNP residues 1769-1990	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；296 K；2.5 M NaCl, 100 mM Tris-HCl pH 7.0, 100 mM MgCl2, VAPOR DIFFUSION, HANGING DROP, temperature 296K	Resolution 1.85 Å R-free 0.243
3ENB Crystal Structure of PRP8 core domain IV Deposited 2008-09-25	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：UNP residues 1769-1990	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；296 K；2.5 M NaCl, 100 mM Tris-HCl pH 7.0, 100 mM MgCl2, VAPOR DIFFUSION, HANGING DROP, temperature 296K	Resolution 1.85 Å R-free 0.243
3JCR 3D structure determination of the humanU4/U6.U5 tri-snRNP complex Deposited 2016-01-21	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 33 PDB declaration: 36-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer 20 mM HEPES, pH 7.9, 100 mM KCl, 5 mM MgCl2, 0.1 mM EDTA；pH 7.9；20 mM HEPES, pH 7.9, 100 mM KCl, 5 mM MgCl2, 0.1 mM EDTA cryo-EM vitrification conditions Cryogen ETHANE；Plunged into liquid ethane (FEI VITROBOT MARK IV).	Resolution 7.00 Å
4JK7 Open and closed forms of wild-type human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Not recorded	GOL GLYCEROL × 2 CL CHLORIDE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, VAPOR DIFFUSION, temperature 298K	Resolution 1.40 Å R-free 0.177
4JK7 Open and closed forms of wild-type human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Not recorded	CL CHLORIDE ION × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, VAPOR DIFFUSION, temperature 298K	Resolution 1.40 Å R-free 0.177
4JK8 Open and closed forms of R1865A human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：R1865A	GOL GLYCEROL × 2 CL CHLORIDE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.15 Å R-free 0.160
4JK8 Open and closed forms of R1865A human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：R1865A	CL CHLORIDE ION × 3 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.15 Å R-free 0.160
4JK9 Open and closed forms of wild-type human PRP8 RNase H-like domain with bound Co ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Not recorded	CO COBALT (II) ION × 2 GOL GLYCEROL × 1 CL CHLORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.50 Å R-free 0.205
4JK9 Open and closed forms of wild-type human PRP8 RNase H-like domain with bound Co ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Not recorded	CO COBALT (II) ION × 4 CL CHLORIDE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.50 Å R-free 0.205
4JKA Open and closed forms of R1865A human PRP8 RNase H-like domain with bound Co ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：R1865A	CO COBALT (II) ION × 3 CL CHLORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.32 Å R-free 0.166
4JKA Open and closed forms of R1865A human PRP8 RNase H-like domain with bound Co ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：R1865A	CO COBALT (II) ION × 3 CL CHLORIDE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.32 Å R-free 0.166
4JKB Open and closed forms of V1788D human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：V1788D	GOL GLYCEROL × 2 CL CHLORIDE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.30 Å R-free 0.145
4JKB Open and closed forms of V1788D human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：V1788D	GOL GLYCEROL × 1 CL CHLORIDE ION × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.30 Å R-free 0.145
4JKC Open and closed forms of T1800E human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：T1800E	CL CHLORIDE ION × 2 GOL GLYCEROL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.50 Å R-free 0.164
4JKC Open and closed forms of T1800E human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：T1800E	CL CHLORIDE ION × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.50 Å R-free 0.164
4JKD Open and closed forms of I1790Y human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：I1790Y	MG MAGNESIUM ION × 1 CL CHLORIDE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.55 Å R-free 0.188
4JKD Open and closed forms of I1790Y human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：I1790Y	MG MAGNESIUM ION × 1 CL CHLORIDE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.55 Å R-free 0.188
4JKE Open and closed forms of T1789P human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：T1789P	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.65 Å R-free 0.203
4JKE Open and closed forms of T1789P human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：T1789P	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.65 Å R-free 0.203
4JKF Open and closed forms of T1791P+R1865A human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：T1791P R1865A	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.95 Å R-free 0.226
4JKF Open and closed forms of T1791P+R1865A human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：T1791P R1865A	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.95 Å R-free 0.226
4JKG Open and closed forms of mixed T1789P+R1865A and R1865A human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：R1865A	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.80 Å R-free 0.234
4JKG Open and closed forms of mixed T1789P+R1865A and R1865A human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：PRP8 RNase H-like domain, UNP residues 1769-1990	Mutation：T1789P, R1865A	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.80 Å R-free 0.234
4JKH Open and closed forms of D1781E human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：D1781E	CL CHLORIDE ION × 2 GOL GLYCEROL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.80 Å R-free 0.219
4JKH Open and closed forms of D1781E human PRP8 RNase H-like domain with bound Mg ion Deposited 2013-03-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1769–1990（222 aa） Fragment：;PRP8 RNase H-like domain, UNP residues 1769-1990' ;	Mutation：D1781E	CL CHLORIDE ION × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；298 K；15% PEG 4000, 300mM MgCl2, 100mM Tris, pH 7.5, vapor diffusion, temperature 298K	Resolution 1.80 Å R-free 0.219
4KIT Crystal structure of human Brr2 in complex with the Prp8 Jab1/MPN domain Deposited 2013-05-02	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 2064–2335（272 aa） Fragment：Jab1/MPN domain (UNP residues 2064-2335)	Not recorded	ADP ADENOSINE-5'-DIPHOSPHATE × 2 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.9；277 K；0.1 M HEPES-NaOH, pH 7.9, 0.2 M magnesium chloride, 12% ethanol, Silver Bullets Bio condition 91 (Hampton Research) as additive, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 3.60 Å R-free 0.235
5MQF Cryo-EM structure of a human spliceosome activated for step 2 of splicing (C* complex) Deposited 2016-12-20	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 41 PDB declaration: 41-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 6.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 5.90 Å
5O9Z Cryo-EM structure of a pre-catalytic human spliceosome primed for activation (B complex) Deposited 2017-06-20	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 52 PDB declaration: 57-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.50 Å
5XJC Cryo-EM structure of the human spliceosome just prior to exon ligation at 3.6 angstrom Deposited 2017-04-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 46 PDB declaration: 50-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 11 ADP ADENOSINE-5'-DIPHOSPHATE × 2 ZN ZINC ION × 7 ATP ADENOSINE-5'-TRIPHOSPHATE × 2	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.60 Å
5YZG The Cryo-EM Structure of Human Catalytic Step I Spliceosome (C complex) at 4.1 angstrom resolution Deposited 2017-12-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 51 PDB declaration: 55-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ADP ADENOSINE-5'-DIPHOSPHATE × 2 ZN ZINC ION × 7 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.10 Å
5Z56 cryo-EM structure of a human activated spliceosome (mature Bact) at 5.1 angstrom. Deposited 2018-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 55 PDB declaration: 59-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 6 ZN ZINC ION × 13	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9；20 mM HEPES-KOH, 150 mM NaCl, 1.5 mM MgCl2 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 5.10 Å
5Z57 Cryo-EM structure of the human activated spliceosome (late Bact) at 6.5 angstrom Deposited 2018-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 53 PDB declaration: 57-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 ALA ALANINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 6 ZN ZINC ION × 10	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9；20 mM HEPES-KOH, pH 7.9, 150 mM NaCl, 1.5 mM MgCl2 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 6.50 Å
5Z58 Cryo-EM structure of a human activated spliceosome (early Bact) at 4.9 angstrom. Deposited 2018-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 42 PDB declaration: 46-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 6 ZN ZINC ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9；20 mM HEPES-KOH, pH 7.9, 150 mM NaCl, 1.5 mM MgCl2 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.90 Å
6AH0 The Cryo-EM Structure of the Precusor of Human Pre-catalytic Spliceosome (pre-B complex) Deposited 2018-08-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 52 PDB declaration: 57-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 5.70 Å
6AHD The Cryo-EM Structure of Human Pre-catalytic Spliceosome (B complex) at 3.8 angstrom resolution Deposited 2018-08-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 63-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
6FF4 human Bact spliceosome core structure Deposited 2018-01-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 24 PDB declaration: 28-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 4 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 10	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE；blot with blotting sensor	Resolution 3.40 Å
6FF7 human Bact spliceosome core structure Deposited 2018-01-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 57 PDB declaration: 61-meric	Chain A 1–2335（2335 aa）	Not recorded	ZN ZINC ION × 11 MG MAGNESIUM ION × 5 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 2	ELECTRON MICROSCOPY cryo-EM buffer pH 7.6 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.50 Å
6ICZ Cryo-EM structure of a human post-catalytic spliceosome (P complex) at 3.0 angstrom Deposited 2018-09-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 51-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 9 ZN ZINC ION × 7 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
6ID0 Cryo-EM structure of a human intron lariat spliceosome prior to Prp43 loaded (ILS1 complex) at 2.9 angstrom resolution Deposited 2018-09-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 38 PDB declaration: 42-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.90 Å
6ID1 Cryo-EM structure of a human intron lariat spliceosome after Prp43 loaded (ILS2 complex) at 2.9 angstrom resolution Deposited 2018-09-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 39 PDB declaration: 43-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.86 Å
6QDV Human post-catalytic P complex spliceosome Deposited 2019-01-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 54-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 7 K POTASSIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 7 IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE；3 uL sample was applied to the grid, left for 25s, then blotted for 2.5-3.5s and immediately plunged into liquid ethane.	Resolution 3.30 Å
6QW6 Structure of the human U5.U4/U6 tri-snRNP at 2.9A resolution. Deposited 2019-03-05	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 39-meric	Chain 5A 25–2335（2311 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE；Wait 30s, blot for 2s to 3s.	Resolution 2.92 Å
6QX9 Structure of a human fully-assembled precatalytic spliceosome (pre-B complex). Deposited 2019-03-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 65 PDB declaration: 71-meric	Chain 5A 25–2335（2311 aa）	Not recorded	ZN ZINC ION × 6 MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.28 Å
6S8Q Human Brr2 Helicase Region in complex with C-tail deleted Jab1 Deposited 2019-07-10	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.39 Å R-free 0.253
6S9I Human Brr2 Helicase Region D534C/N1866C in complex with C-tail deleted Jab1 Deposited 2019-07-13	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.60 Å R-free 0.278
6ZYM Human C Complex Spliceosome - High-resolution CORE Deposited 2020-08-02	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 21 PDB declaration: 26-meric	Chain A 1–1755（1755 aa）	Not recorded	MG MAGNESIUM ION × 5 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.40 Å
7A5P Human C Complex Spliceosome - Medium-resolution PERIPHERY Deposited 2020-08-21	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 44 PDB declaration: 48-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 5.00 Å
7AAV Human pre-Bact-2 spliceosome core structure Deposited 2020-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 13 PDB declaration: heptadecameric	Chain A 1–2335（2335 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 KGN D-chiro inositol hexakisphosphate × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.20 Å
7ABF Human pre-Bact-1 spliceosome core structure Deposited 2020-09-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 12 PDB declaration: pentadecameric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.90 Å
7ABG Human pre-Bact-1 spliceosome Deposited 2020-09-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 58-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 GTG 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-GUANOSINE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 7.80 Å
7ABI Human pre-Bact-2 spliceosome Deposited 2020-09-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 52 PDB declaration: 56-meric	Chain A 1–2335（2335 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 8.00 Å
7BDI Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and ATPgammaS Deposited 2020-12-21	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	AGS PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.80 Å R-free 0.297
7BDJ Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and mant-ATPgammaS Deposited 2020-12-21	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	TGB [[[(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3-[2-(methylamino)phenyl]carbonyloxy-4-oxidanyl-oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxy-oxidanyl-phosphoryl]oxy-sulfanyl-phosphinic acid × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.59 Å R-free 0.289
7BDK Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and ADP Deposited 2020-12-21	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	ADP ADENOSINE-5'-DIPHOSPHATE × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.52 Å R-free 0.284
7BDL Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and mant-ADP Deposited 2020-12-21	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	TG8 [(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-4-oxidanyl-2-[[oxidanyl(phosphonooxy)phosphoryl]oxymethyl]oxolan-3-yl] 2-(methylamino)benzoate × 2 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.69 Å R-free 0.292
7DVQ Cryo-EM Structure of the Activated Human Minor Spliceosome (minor Bact Complex) Deposited 2021-01-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 45 PDB declaration: 49-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 5 K POTASSIUM ION × 2 G5J 5'-O-[(S)-hydroxy{[(R)-hydroxy{[(S)-hydroxy(methoxy)phosphoryl]oxy}phosphoryl]oxy}phosphoryl]guanosine × 1 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.89 Å
7OS2 Cryo-EM structure of Brr2 in complex with Jab1/MPN and C9ORF78 Deposited 2021-06-07	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain J 2064–2335（272 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.6 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.76 Å
7PJH Crystal structure of the human spliceosomal maturation factor AAR2 bound to the RNAse H domain of PRPF8 Deposited 2021-08-24	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1758–2016（259 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；277 K；0.1 M HEPES pH 7.0, 10% PEG 6000, 5%(v/v) 2-methyl-2,4- pentanediol	Resolution 2.35 Å R-free 0.235
7PX3 Structure of U5 snRNP assembly and recycling factor TSSC4 in complex with BRR2 and Jab1 domain of PRPF8 Deposited 2021-10-07	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain J 2064–2320（257 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.6 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.05 Å
7QTT Structural organization of a late activated human spliceosome (Baqr, core region) Deposited 2022-01-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 33 PDB declaration: 37-meric	Chain a 1–2335（2335 aa）	Not recorded	ZN ZINC ION × 12 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9；All solutions were sterile filtered using a 0.22um vacuum filtration unit. cryo-EM vitrification conditions Cryogen ETHANE；Volumes of 4 ul of the concentrated sample were applied to one side of glow-discharged UltrAuFoil 200 2/2 grids (Quantifoil) in a Vitrobot Mark IV (FEI) operating at 4 degrees Celsius and 100% humidity. The grids were blotted for 2s with blotting force 5 and immediately frozen by plunging into liquid ethane.	Resolution 3.10 Å
7W59 The cryo-EM structure of human pre-C*-I complex Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 45 PDB declaration: 50-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 9 ZN ZINC ION × 6 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.60 Å
7W5A The cryo-EM structure of human pre-C*-II complex Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 54-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 9 ZN ZINC ION × 7 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.60 Å
7W5B The cryo-EM structure of human C* complex Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 55-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 9 ZN ZINC ION × 7 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.30 Å
8BC8 Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 18 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	QB6 3-azanyl-4-oxidanyl-benzenesulfonamide × 4 EDO 1,2-ETHANEDIOL × 16	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.39 Å R-free 0.245
8BC9 Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 24 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	A09 N-hydroxybenzenesulfonamide × 1 EDO 1,2-ETHANEDIOL × 11	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.30 Å R-free 0.249
8BCA Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 26 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	Q96 3-azanyl-~{N}-methyl-4-(methylamino)benzenesulfonamide × 2 EDO 1,2-ETHANEDIOL × 9 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.80 Å R-free 0.258
8BCB Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 34 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	EDO 1,2-ETHANEDIOL × 16 SAN SULFANILAMIDE × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.38 Å R-free 0.258
8BCC Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 39 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	QAU 3-oxidanylbenzenesulfonamide × 3 EDO 1,2-ETHANEDIOL × 10	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.35 Å R-free 0.258
8BCD Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 50 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	QB0 phenylsulfonylcarbamodithioic acid × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 3.50 Å R-free 0.279
8BCE Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 76 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	B09 N-methoxybenzenesulfonamide × 1 EDO 1,2-ETHANEDIOL × 12	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.05 Å R-free 0.267
8BCF Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 78 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	EDO 1,2-ETHANEDIOL × 10 Q8Z ~{N}-methoxy-~{N}-methyl-benzenesulfonamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.42 Å R-free 0.275
8BCG Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 86 Deposited 2022-10-15	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain J 2064–2320（257 aa）	Not recorded	Q9I 4-chloranyl-~{N}-methoxy-~{N}-methyl-benzenesulfonamide × 1 EDO 1,2-ETHANEDIOL × 9	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 8；291.15 K；0.1M Hepes-NaOH, 0.1M MgCl2, 8% PEG 3350	Resolution 2.39 Å R-free 0.269
8C6J Human spliceosomal PM5 C* complex Deposited 2023-01-12	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 63-meric	Chain A 1–2335（2335 aa）	Not recorded	K POTASSIUM ION × 2 MG MAGNESIUM ION × 7 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 7.8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.80 Å
8CH6 Structure of a late-stage activated spliceosome (BAqr) arrested with a dominant-negative Aquarius mutant (state B complex). Deposited 2023-02-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 55 PDB declaration: 59-meric	Chain a 1–2335（2335 aa）	Not recorded	ZN ZINC ION × 12 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9；All solutions were sterile-filtered using a 0.22um vacuum filtration unit. cryo-EM vitrification conditions Cryogen ETHANE；Volumes of 4 ul of the concentrated sample were applied to one side of glow-discharged UltrAuFoil 200 2/2 grids (Quantifoil) in a Vitrobot Mark IV (FEI), operated at 4 degrees Celsius and 100% humidity. The grids were blotted for 2s with blotting force 5 and immediately frozen by plunging into liquid ethane.	Resolution 5.90 Å
8H6E Cryo-EM structure of human exon-defined spliceosome in the late pre-B state. Deposited 2022-10-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 56 PDB declaration: 61-meric	Chain 5B 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.20 Å
8H6J Cryo-EM structure of human exon-defined spliceosome in the mature pre-B state. Deposited 2022-10-18	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 56 PDB declaration: 61-meric	Chain 5B 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.25 Å
8H6K Cryo-EM structure of human exon-defined spliceosome in the mature B state. Deposited 2022-10-18	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 63-meric	Chain 5B 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ZN ZINC ION × 2	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.70 Å
8H6L Cryo-EM structure of human exon-defined spliceosome in the early B state. Deposited 2022-10-18	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 59-meric	Chain 5B 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ZN ZINC ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.60 Å
8I0P The cryo-EM structure of human pre-Bact complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 51-meric	Chain A 1–2335（2335 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ZN ZINC ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.40 Å
8I0R The cryo-EM structure of human Bact-I complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 51 PDB declaration: 55-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 6 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
8I0S The cryo-EM structure of human Bact-II complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 46 PDB declaration: 50-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.20 Å
8I0T The cryo-EM structure of human Bact-III complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 52 PDB declaration: 56-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
8I0U The cryo-EM structure of human Bact-IV complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 53-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.30 Å
8I0V The cryo-EM structure of human post-Bact complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 51-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 7 ZN ZINC ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
8I0W The cryo-EM structure of human C complex Deposited 2023-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 53 PDB declaration: 58-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 5 ZN ZINC ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.40 Å
8Q7N cryo-EM structure of the human spliceosomal B complex protomer (tri-snRNP core region) Deposited 2023-08-16	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 17 PDB declaration: 21-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
8Q7Q Structure of the recycling U5 snRNP bound to chaperones CD2BP2 and TSSC4 (State 2) Deposited 2023-08-16	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 14 PDB declaration: 15-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.20 Å
8Q7V Structure of the recycling U5 snRNP bound to chaperones CD2BP2 and TSSC4 (State 1) Deposited 2023-08-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 14 PDB declaration: 15-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
8Q7W Structure of the recycling U5 snRNP bound to chaperone CD2BP2 (State 3) Deposited 2023-08-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 14 PDB declaration: 15-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.90 Å
8Q7X Structure of the recycling U5 snRNP bound to chaperone CD2BP2 (State 4) Deposited 2023-08-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 14 PDB declaration: 15-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.60 Å
8Q91 Structure of the human 20S U5 snRNP core Deposited 2023-08-19	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 13 PDB declaration: 14-meric	Chain A 1–2335（2335 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
8QO9 Cryo-EM structure of a human spliceosomal B complex protomer Deposited 2023-09-28	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 66 PDB declaration: 71-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 5.29 Å
8QOZ Cryo-EM Structure of Pre-B+5'ss+ATPgammaS Complex (core part) Deposited 2023-09-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 13 PDB declaration: 17-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
8QP8 Cryo-EM Structure of Pre-B Complex (core part) Deposited 2023-09-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 12 PDB declaration: 15-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.50 Å
8QP9 Cryo-EM Structure of Pre-B+AMPPNP Complex (core part) Deposited 2023-09-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 13 PDB declaration: 16-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.10 Å
8QPA Cryo-EM Structure of Pre-B+5'ssLNG Complex (core part) Deposited 2023-10-01	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 13 PDB declaration: heptadecameric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.70 Å
8QPB Cryo-EM Structure of Pre-B+ATP Complex (core part) Deposited 2023-10-01	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 13 PDB declaration: 17-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.70 Å
8QPE Cryo-EM Structure of Pre-B-like Complex (core part) Deposited 2023-10-01	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 15 PDB declaration: 20-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
8QPK Cryo-EM Structure of Pre-B+5'ss Complex (core part) Deposited 2023-10-02	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 12 PDB declaration: hexadecameric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.20 Å
8QXD Cryo-EM structure of the cross-exon pre-B complex Deposited 2023-10-24	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 56 PDB declaration: 61-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 9.60 Å
8QZS Cryo-EM structure of the cross-exon B-like complex Deposited 2023-10-29	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 61 PDB declaration: 68-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.10 Å
8R08 Cryo-EM structure of the cross-exon pre-B+AMPPNP complex Deposited 2023-10-31	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 64 PDB declaration: 71-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 6.10 Å
8R09 Cryo-EM structure of the cross-exon pre-B+5'ss+ATPgammaS complex Deposited 2023-10-31	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 60-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.30 Å
8R0A Cryo-EM structure of the cross-exon pre-B+5'ss complex Deposited 2023-10-31	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 56 PDB declaration: 62-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 5.80 Å
8R0B Cryo-EM structure of the cross-exon pre-B+ATP complex Deposited 2023-10-31	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 60-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.40 Å
8RC0 Structure of the human 20S U5 snRNP Deposited 2023-12-05	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 14 PDB declaration: 15-meric	Chain A 1–2335（2335 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.20 Å
8RM5 Cryo-EM structure of the cross-exon pre-B+5'ssLNG+ATPyS complex Deposited 2024-01-05	Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 60-meric	Chain A 1–2335（2335 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 6.90 Å
8RO2 Integrative Structure of the human intron lariat Spliceosome (ILS'') Deposited 2024-01-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 40-meric	Chain A 1–2335（2335 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 3 IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.50 Å
8Y6O Cryo-EM Structure of the human minor pre-B complex (pre-precatalytic spliceosome) U11 and tri-snRNP part Deposited 2024-02-02	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 41 PDB declaration: 46-meric	Chain C 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 2 IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen NITROGEN	Resolution 3.38 Å
9FMD Integrative model of the human post-catalytic spliceosome (P-complex) Deposited 2024-06-05	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 63-meric	Chain A 1–2335（2335 aa）	Not recorded	MG MAGNESIUM ION × 6 K POTASSIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 6 IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.30 Å
9R3D Cryo-EM structure of the human pre-Bact-OTS complex (whole map) Deposited 2025-05-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–RNA Heteromer；Protein × 14 PDB declaration: 17-meric	Chain A 1–2335（2335 aa）	Not recorded	IHP INOSITOL HEXAKISPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.12 Å

100 other PDB entries and 112 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	PRP8_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–160； UniProt 1831–1990 Author chain B； PDBConstruct 1–160； UniProt 1831–1990

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	3lru
Deposition date deposition_date	2010-02-11
Structure title title	hPRP8 Non-Native Subdomain
Keywords keywords	;alternate folding of protein, Disease mutation, mRNA processing, mRNA splicing, Nucleus, Phosphoprotein, Retinitis pigmentosa, Ribonucleoprotein, RNA-binding, Sensory transduction, Spliceosome, Vision, RNA BINDING PROTEIN ;; RNA BINDING PROTEIN
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	24.40 Å
Radius of gyration Rg (electron density) rg_electron	23.77 Å
Forward intensity I(0) i0	17852800.00
Molecular weight molecular_weight	34562.0 kDa
Excluded volume excluded_volume	44473 Å³
Envelope volume envelope_volume	55680 Å³
Hydration-shell volume shell_volume	20831 Å³
Envelope diameter envelope_diameter	81.4 Å
Shell Rg shell_rg	29.06 Å
Envelope Rg envelope_rg	23.87 Å
Shape Rg shape_rg	23.76 Å
Total Rg total_rg	24.57 Å
Total atoms total_atoms	2441
Residues n_residues	300
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	80.3 Å
Rg (real space) rg_real	24.54 Å
Rg uncertainty (real space) rg_real_error	0.46 Å
I(0) (real space) i0_real	1.7850e+07
I(0) uncertainty (real space) i0_real_error	2.4480e+05
Rg (reciprocal space) rg_reciprocal	24.51 Å
I(0) (reciprocal space) i0_reciprocal	17850000.0000
Solution quality estimate total_estimate	0.8800
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	24.2 Å
Skewness Skewness skewness	0.447
Kurtosis Kurtosis kurtosis	-0.397
Angular range angular_range	— – 0.3250 Å⁻¹
Current regularization parameter α current_alpha	0.0001
Highest regularization parameter α highest_alpha	3542000.0000
Real-space data points n_real_points	64
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.857; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.878; Smooth: 0.986

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (2)

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8. Citations (1)

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Unit-cell length a length_a	44.732 Å
Unit-cell length b length_b	42.176 Å
Unit-cell length c length_c	98.381 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	102.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	1.850 Å
Low-resolution limit resolution_low	29.470 Å
R factor r_factor	0.2120
R_work r_work	0.2100
R_free r_free	0.2540

Description description	Pre-mRNA-processing-splicing factor 8
Molecular weight formula_weight	18440.7 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	2708

hPRP8 Non-Native Subdomain

1. Protein Identity and Related Structures Protein Identity & Related Structures

Pre-mRNA-processing-splicing factor 8

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

6. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

Entity 2 Entity 2 water

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	267

fit	/app/data/saxs_computation/lr/3lru/3lru.fit
pddf	/app/data/pr_computation/lr/3lru/3lru.pr.out
profile	/app/data/saxs_computation/lr/3lru/3lru.dat