8q7q

Structure of the recycling U5 snRNP bound to chaperones CD2BP2 and TSSC4 (State 2)

Method: ELECTRON MICROSCOPY Dmax: 220.6 Å Quality: GOOD

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

Pre-mRNA-processing-splicing factor 8

OrganismNot specified

UniProt Q6P2Q9

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain A; UniProt 1–2335 Not recorded U5 snRNA × 1 U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

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 2
Chains and sequence ranges Author chain A; PDBConstruct 1–2335; UniProt 1–2335

U5 small nuclear ribonucleoprotein 200 kDa helicase

OrganismNot specified

UniProt O75643

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain B; UniProt 1–2136 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

79 other PDB entries and 80 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name U520_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain B; PDBConstruct 1–2136; UniProt 1–2136

116 kDa U5 small nuclear ribonucleoprotein component

OrganismNot specified

UniProt Q15029

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain C; UniProt 1–972 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

67 other PDB entries and 67 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name U5S1_HUMAN
Isoform
PDB entities 4
Chains and sequence ranges Author chain C; PDBConstruct 1–972; UniProt 1–972

U5 small nuclear ribonucleoprotein 40 kDa protein

OrganismNot specified

UniProt Q96DI7

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain D; UniProt 1–357 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

53 other PDB entries and 53 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SNR40_HUMAN
Isoform
PDB entities 5
Chains and sequence ranges Author chain D; PDBConstruct 1–357; UniProt 1–357

Pre-mRNA-processing factor 6

OrganismNot specified

UniProt O94906

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain F; UniProt 1–941 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

31 other PDB entries and 31 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PRP6_HUMAN
Isoform
PDB entities 6
Chains and sequence ranges Author chain F; PDBConstruct 1–941; UniProt 1–941

CD2 antigen cytoplasmic tail-binding protein 2

Homo sapiens

UniProt O95400

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain G; UniProt 1–341 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

9 other PDB entries and 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CD2B2_HUMAN
Isoform
PDB entities 7
Chains and sequence ranges Author chain G; PDBConstruct 3–343; UniProt 1–341

Protein TSSC4

OrganismNot specified

UniProt Q9Y5U2

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain H; UniProt 1–329 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TSSC4_HUMAN
Isoform
PDB entities 8
Chains and sequence ranges Author chain H; PDBConstruct 1–329; UniProt 1–329

Small nuclear ribonucleoprotein Sm D1

OrganismNot specified

UniProt P62314

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain a; UniProt 1–119 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

81 other PDB entries and 118 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SMD1_HUMAN
Isoform
PDB entities 9
Chains and sequence ranges Author chain a; PDBConstruct 1–119; UniProt 1–119

;Small nuclear ribonucleoprotein-associated proteins B and B' ;

OrganismNot specified

UniProt P14678

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain b; UniProt 1–240 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

70 other PDB entries and 92 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RSMB_HUMAN
Isoform
PDB entities 10
Chains and sequence ranges Author chain b; PDBConstruct 1–240; UniProt 1–240

Small nuclear ribonucleoprotein Sm D2

OrganismNot specified

UniProt P62316

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain c; UniProt 1–118 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

79 other PDB entries and 116 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SMD2_HUMAN
Isoform
PDB entities 11
Chains and sequence ranges Author chain c; PDBConstruct 1–118; UniProt 1–118

Small nuclear ribonucleoprotein Sm D3

OrganismNot specified

UniProt P62318

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain d; UniProt 1–126 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

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

View Construct and Data Evidence
UniProt name SMD3_HUMAN
Isoform
PDB entities 12
Chains and sequence ranges Author chain d; PDBConstruct 1–126; UniProt 1–126

Small nuclear ribonucleoprotein E

OrganismNot specified

UniProt P62304

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain e; UniProt 1–92 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein F × 1 (P62306) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

82 other PDB entries and 119 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RUXE_HUMAN
Isoform
PDB entities 13
Chains and sequence ranges Author chain e; PDBConstruct 1–92; UniProt 1–92

Small nuclear ribonucleoprotein F

OrganismNot specified

UniProt P62306

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain f; UniProt 1–86 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein G × 1 (P62308) 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

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.

82 other PDB entries and 119 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RUXF_HUMAN
Isoform
PDB entities 14
Chains and sequence ranges Author chain f; PDBConstruct 1–86; UniProt 1–86

Small nuclear ribonucleoprotein G

OrganismNot specified

UniProt P62308

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–RNA Heteromer Protein × 14 RNA 1 PDB declaration: 15-meric(15) Consistent with all polymer counts Chain g; UniProt 1–76 Not recorded U5 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) U5 small nuclear ribonucleoprotein 200 kDa helicase × 1 (O75643) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Pre-mRNA-processing factor 6 × 1 (O94906) CD2 antigen cytoplasmic tail-binding protein 2 × 1 (O95400) Protein TSSC4 × 1 (Q9Y5U2) Small nuclear ribonucleoprotein Sm D1 × 1 (P62314) ;Small nuclear ribonucleoprotein-associated proteins B and B' ; × 1 (P14678) Small nuclear ribonucleoprotein Sm D2 × 1 (P62316) Small nuclear ribonucleoprotein Sm D3 × 1 (P62318) Small nuclear ribonucleoprotein E × 1 (P62304) Small nuclear ribonucleoprotein F × 1 (P62306) 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

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.

81 other PDB entries and 117 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RUXG_HUMAN
Isoform
PDB entities 15
Chains and sequence ranges Author chain g; PDBConstruct 1–76; UniProt 1–76

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

SAXS profile for 8q7q

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8q7q
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id8q7q
Deposition date deposition_date2023-08-16
Structure title titleStructure of the recycling U5 snRNP bound to chaperones CD2BP2 and TSSC4 (State 2)
Keywords keywordsU5 snRNP, CD2BP2, TSSC4, spliceosome, splicing; SPLICING
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier60.44
Radius of gyration Rg (electron density) rg_electron59.90
Forward intensity I(0) i02722280000.00
Molecular weight molecular_weight406800.0 kDa
Excluded volume excluded_volume495340 ų
Envelope volume envelope_volume832370 ų
Hydration-shell volume shell_volume115320 ų
Envelope diameter envelope_diameter213.1
Shell Rg shell_rg61.67
Envelope Rg envelope_rg59.34
Shape Rg shape_rg59.99
Total Rg total_rg59.64
Total atoms total_atoms53709
Residues n_residues3661
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

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

Maximum dimension Dmax dmax220.6
Rg (real space) rg_real60.58
Rg uncertainty (real space) rg_real_error2.54
I(0) (real space) i0_real2.7220e+09
I(0) uncertainty (real space) i0_real_error5.8540e+07
Rg (reciprocal space) rg_reciprocal60.30
I(0) (reciprocal space) i0_reciprocal2721000000.0000
Solution quality estimate total_estimate0.8517
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary76.4
Skewness Skewness skewness0.403
Kurtosis Kurtosis kurtosis-0.231
Angular range angular_range— – 0.1300 −1
Current regularization parameter α current_alpha0.0003
Highest regularization parameter α highest_alpha192800000.0000
Real-space data points n_real_points27
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.734; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.868

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (17)

8. Citations (1)

9. Files and Curves (10)