6zym

Human C Complex Spliceosome - High-resolution CORE

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Corepressor interacting with RBPJ 1

OrganismNot specified

UniProt Q86X95

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CIR1_HUMAN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain 9; PDBConstruct 1–450; UniProt 1–450

Pre-mRNA-processing-splicing factor 8

OrganismNot specified

UniProt Q6P2Q9

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PRP8_HUMAN
Isoform —
PDB entities 5
Chains and sequence ranges Author chain A; PDBConstruct 1–1755; UniProt 1–1755

116 kDa U5 small nuclear ribonucleoprotein component

OrganismNot specified

UniProt Q15029

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name U5S1_HUMAN
Isoform —
PDB entities 6
Chains and sequence ranges Author chain B; PDBConstruct 1–952; UniProt 1–952

SNW domain-containing protein 1

OrganismNot specified

UniProt Q13573

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SNW1_HUMAN
Isoform —
PDB entities 7
Chains and sequence ranges Author chain C; PDBConstruct 1–536; UniProt 1–536

Pleiotropic regulator 1

OrganismNot specified

UniProt O43660

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PLRG1_HUMAN
Isoform —
PDB entities 8
Chains and sequence ranges Author chain D; PDBConstruct 1–514; UniProt 1–514

Pre-mRNA-processing factor 17

OrganismNot specified

UniProt O60508

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PRP17_HUMAN
Isoform —
PDB entities 9
Chains and sequence ranges Author chain E; PDBConstruct 1–579; UniProt 1–579

U5 small nuclear ribonucleoprotein 40 kDa protein

OrganismNot specified

UniProt Q96DI7

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SNR40_HUMAN
Isoform —
PDB entities 10
Chains and sequence ranges Author chain F; PDBConstruct 1–357; UniProt 1–357

Cell division cycle 5-like protein

OrganismNot specified

UniProt Q99459

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CDC5L_HUMAN
Isoform —
PDB entities 11
Chains and sequence ranges Author chain L; PDBConstruct 1–802; UniProt 1–802

Crooked neck-like protein 1

OrganismNot specified

UniProt Q9BZJ0

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CRNL1_HUMAN
Isoform —
PDB entities 12
Chains and sequence ranges Author chain O; PDBConstruct 1–848; UniProt 1–848

Pre-mRNA-splicing factor RBM22

OrganismNot specified

UniProt Q9NW64

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name RBM22_HUMAN
Isoform —
PDB entities 13
Chains and sequence ranges Author chain P; PDBConstruct 1–218; UniProt 1–218

Protein BUD31 homolog

OrganismNot specified

UniProt P41223

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name BUD31_HUMAN
Isoform —
PDB entities 14
Chains and sequence ranges Author chain Q; PDBConstruct 1–144; UniProt 1–144

Spliceosome-associated protein CWC15 homolog

OrganismNot specified

UniProt Q9P013

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CWC15_HUMAN
Isoform —
PDB entities 15
Chains and sequence ranges Author chain R; PDBConstruct 1–229; UniProt 1–229

Serine/arginine repetitive matrix protein 2

OrganismNot specified

UniProt Q9UQ35

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SRRM2_HUMAN
Isoform —
PDB entities 16
Chains and sequence ranges Author chain S; PDBConstruct 1–2752; UniProt 1–2752

Pre-mRNA-splicing factor CWC22 homolog

OrganismNot specified

UniProt Q9HCG8

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CWC22_HUMAN
Isoform —
PDB entities 17
Chains and sequence ranges Author chain T; PDBConstruct 1–908; UniProt 1–908

Peptidyl-prolyl cis-trans isomerase-like 1

OrganismNot specified

UniProt Q9Y3C6

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PPIL1_HUMAN
Isoform —
PDB entities 18
Chains and sequence ranges Author chain V; PDBConstruct 1–166; UniProt 1–166

WD repeat-containing protein 70

OrganismNot specified

UniProt Q9NW82

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name WDR70_HUMAN
Isoform —
PDB entities 20
Chains and sequence ranges Author chain p; PDBConstruct 1–654; UniProt 1–654

Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16

OrganismNot specified

UniProt Q92620

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PRP16_HUMAN
Isoform —
PDB entities 21
Chains and sequence ranges Author chain r; PDBConstruct 1–1227; UniProt 1–1227

Pre-mRNA-splicing factor ISY1 homolog

OrganismNot specified

UniProt Q9ULR0

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ISY1_HUMAN
Isoform —
PDB entities 22
Chains and sequence ranges Author chain s; PDBConstruct 1–285; UniProt 1–285

Pre-mRNA-splicing factor CWC25 homolog

OrganismNot specified

UniProt Q9NXE8

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Splicing factor YJU2 × 1 (Q9BW85) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CWC25_HUMAN
Isoform —
PDB entities 23
Chains and sequence ranges Author chain t; PDBConstruct 1–425; UniProt 1–425

Splicing factor YJU2

OrganismNot specified

UniProt Q9BW85

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Protein FRG1 × 1 (Q14331) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name YJU2_HUMAN
Isoform —
PDB entities 24
Chains and sequence ranges Author chain u; PDBConstruct 1–178; UniProt 1–178

Protein FRG1

OrganismNot specified

UniProt Q14331

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Heteromer Protein 21 RNA 5 U2 snRNA × 1 U5 snRNA × 1 U6 snRNA × 1 Corepressor interacting with RBPJ 1 × 1 (Q86X95) Pre-mRNA-processing-splicing factor 8 × 1 (Q6P2Q9) 116 kDa U5 small nuclear ribonucleoprotein component × 1 (Q15029) SNW domain-containing protein 1 × 1 (Q13573) Pleiotropic regulator 1 × 1 (O43660) Pre-mRNA-processing factor 17 × 1 (O60508) U5 small nuclear ribonucleoprotein 40 kDa protein × 1 (Q96DI7) Cell division cycle 5-like protein × 1 (Q99459) Crooked neck-like protein 1 × 1 (Q9BZJ0) Pre-mRNA-splicing factor RBM22 × 1 (Q9NW64) Protein BUD31 homolog × 1 (P41223) Spliceosome-associated protein CWC15 homolog × 1 (Q9P013) Serine/arginine repetitive matrix protein 2 × 1 (Q9UQ35) Pre-mRNA-splicing factor CWC22 homolog × 1 (Q9HCG8) Peptidyl-prolyl cis-trans isomerase-like 1 × 1 (Q9Y3C6) pre-mRNA × 2 WD repeat-containing protein 70 × 1 (Q9NW82) Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16 × 1 (Q92620) Pre-mRNA-splicing factor ISY1 homolog × 1 (Q9ULR0) Pre-mRNA-splicing factor CWC25 homolog × 1 (Q9NXE8) Splicing factor YJU2 × 1 (Q9BW85) MAGNESIUM ION × 5 INOSITOL HEXAKISPHOSPHATE × 1 GUANOSINE-5'-TRIPHOSPHATE × 1 ZINC ION × 7 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name FRG1_HUMAN
Isoform —
PDB entities 25
Chains and sequence ranges Author chain x; PDBConstruct 1–258; UniProt 1–258

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id6zym
Deposition date deposition_date2020-08-02
Structure title titleHuman C Complex Spliceosome - High-resolution CORE
Keywords keywordshuman C complex, spliceosome, hC, human step 1 spliceosome, SPLICING; SPLICING
Experimental Method methodELECTRON MICROSCOPY
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

6zym__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

6zym__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

6zym__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)58.37 Å
Rg (electron density)58.70 Å
Total Rg58.60 Å
Atom count48271
Residues5678
Excluded volume839310 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 6zym__assembly_1__model_1 26-meric (26) Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (29)

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id6zymA01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1570 — tt1808, chain A
Homologous superfamily homologous superfamily40 — Pre-mRNA-processing-splicing factor 8 (Prp8), endonuclease domain
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7. Citations (1)