9b1e

Cryo-EM structure of native SWR1 bound to nucleosome (composite structure)

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

Vacuolar protein sorting-associated protein 72

OrganismNot specified

UniProt Q03388

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name VPS72_YEAST
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–795; UniProt 1–795

Actin-like protein ARP6

OrganismNot specified

UniProt Q12509

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ARP6_YEAST
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–438; UniProt 1–438

Vacuolar protein sorting-associated protein 71

OrganismNot specified

UniProt Q03433

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name VPS71_YEAST
Isoform —
PDB entities 4
Chains and sequence ranges Author chain D; PDBConstruct 1–280; UniProt 1–280

RuvB-like protein 2

OrganismNot specified

UniProt Q12464

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name RUVB2_YEAST
Isoform —
PDB entities 6
Chains and sequence ranges Author chain F; PDBConstruct 1–471; UniProt 1–471 Author chain H; PDBConstruct 1–471; UniProt 1–471 Author chain J; PDBConstruct 1–471; UniProt 1–471

SWR1-complex protein 3

OrganismNot specified

UniProt P31376

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SWC3_YEAST
Isoform —
PDB entities 7
Chains and sequence ranges Author chain K; PDBConstruct 1–625; UniProt 1–625

Histone H2A

Saccharomyces cerevisiae

UniProt A0A6A5Q1K4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name A0A6A5Q1K4_YEASX
Isoform —
PDB entities 8
Chains and sequence ranges Author chain Q; PDBConstruct 1–132; UniProt 1–132 Author chain S; PDBConstruct 1–132; UniProt 1–132

Histone H2B

Saccharomyces cerevisiae

UniProt A0A6A5PZQ7

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H3 × 2 (P02299) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name A0A6A5PZQ7_YEASX
Isoform —
PDB entities 9
Chains and sequence ranges Author chain R; PDBConstruct 1–131; UniProt 1–131 Author chain T; PDBConstruct 1–131; UniProt 1–131

Histone H3

Drosophila melanogaster

UniProt P02299

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H4 × 2 (A0A0B4KFZ9) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name H3_DROME
Isoform —
PDB entities 10
Chains and sequence ranges Author chain U; PDBConstruct 1–136; UniProt 1–136 Author chain W; PDBConstruct 1–136; UniProt 1–136

Histone H4

Drosophila melanogaster

UniProt A0A0B4KFZ9

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 19 DNA 2 Helicase SWR1 × 1 Vacuolar protein sorting-associated protein 72 × 1 (Q03388) Actin-like protein ARP6 × 1 (Q12509) Vacuolar protein sorting-associated protein 71 × 1 (Q03433) RuvB-like protein 1 × 3 RuvB-like protein 2 × 3 (Q12464) SWR1-complex protein 3 × 1 (P31376) Histone H2A × 2 (A0A6A5Q1K4) Histone H2B × 2 (A0A6A5PZQ7) Histone H3 × 2 (P02299) DNA (214-MER) × 1 DNA (214-MER) × 1 ADENOSINE-5'-DIPHOSPHATE × 8 BERYLLIUM TRIFLUORIDE ION × 2 MAGNESIUM ION × 8 ZINC ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name A0A0B4KFZ9_DROME
Isoform —
PDB entities 11
Chains and sequence ranges Author chain V; PDBConstruct 1–103; UniProt 1–103 Author chain X; PDBConstruct 1–103; UniProt 1–103

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_id9b1e
Deposition date deposition_date2024-03-13
Structure title titleCryo-EM structure of native SWR1 bound to nucleosome (composite structure)
Keywords keywordsChromatin Remodeler, Snf2 family ATPase, histone exchange, H2A.Z, GENE REGULATION; GENE REGULATION
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.

9b1e__assembly_1__model_1

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

Download this curve (.dat)

9b1e__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.

9b1e__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)66.91 Å
Rg (electron density)65.66 Å
Total Rg65.93 Å
Atom count49842
Residues5695
Excluded volume867280 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 9b1e__assembly_1__model_1 21-meric (21) 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 (17)

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7. Citations (1)