8g57

Structure of nucleosome-bound Sirtuin 6 deacetylase

Method: ELECTRON MICROSCOPY Dmax: 141.7 Å Quality: GOOD

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

NAD-dependent protein deacylase sirtuin-6

Homo sapiens

UniProt Q8N6T7

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–DNA Heteromer Protein × 9 DNA 2 PDB declaration: undecameric(11) Consistent with all polymer counts Chain K; UniProt 1–355 Not recorded Histone H3 × 2 (A0A310TTQ1) Histone H4 × 2 (P62799) Histone H2A type 1-B/E × 2 (P04908) Histone H2B type 1-J × 2 (P06899) DNA strand 1 × 1 DNA strand 2 × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;12.5 mM HEPES pH 7.5, 60 mM KCl, 1.5% glycerol, 1 mM DTT cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.07 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.

44 other PDB entries and 97 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SIR6_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain K; PDBConstruct 3–357; UniProt 1–355

Histone H3

Xenopus laevis

UniProt A0A310TTQ1

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–DNA Heteromer Protein × 9 DNA 2 PDB declaration: undecameric(11) Consistent with all polymer counts Chain A; UniProt 4–135 Chain E; UniProt 4–135 Not recorded NAD-dependent protein deacylase sirtuin-6 × 1 (Q8N6T7) Histone H4 × 2 (P62799) Histone H2A type 1-B/E × 2 (P04908) Histone H2B type 1-J × 2 (P06899) DNA strand 1 × 1 DNA strand 2 × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;12.5 mM HEPES pH 7.5, 60 mM KCl, 1.5% glycerol, 1 mM DTT cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.07 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.

126 other PDB entries and 130 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name A0A310TTQ1_XENLA
Isoform
PDB entities 2
Chains and sequence ranges Author chain A; PDBConstruct 1–132; UniProt 4–135 Author chain E; PDBConstruct 1–132; UniProt 4–135

Histone H4

Xenopus laevis

UniProt P62799

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–DNA Heteromer Protein × 9 DNA 2 PDB declaration: undecameric(11) Consistent with all polymer counts Chain B; UniProt 19–103 Chain F; UniProt 19–103 Not recorded NAD-dependent protein deacylase sirtuin-6 × 1 (Q8N6T7) Histone H3 × 2 (A0A310TTQ1) Histone H2A type 1-B/E × 2 (P04908) Histone H2B type 1-J × 2 (P06899) DNA strand 1 × 1 DNA strand 2 × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;12.5 mM HEPES pH 7.5, 60 mM KCl, 1.5% glycerol, 1 mM DTT cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.07 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.

354 other PDB entries and 370 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name H4_XENLA
Isoform
PDB entities 3
Chains and sequence ranges Author chain B; PDBConstruct 1–85; UniProt 19–103 Author chain F; PDBConstruct 1–85; UniProt 19–103

Histone H2A type 1-B/E

Homo sapiens

UniProt P04908

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–DNA Heteromer Protein × 9 DNA 2 PDB declaration: undecameric(11) Consistent with all polymer counts Chain C; UniProt 2–130 Chain G; UniProt 2–130 Not recorded NAD-dependent protein deacylase sirtuin-6 × 1 (Q8N6T7) Histone H3 × 2 (A0A310TTQ1) Histone H4 × 2 (P62799) Histone H2B type 1-J × 2 (P06899) DNA strand 1 × 1 DNA strand 2 × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;12.5 mM HEPES pH 7.5, 60 mM KCl, 1.5% glycerol, 1 mM DTT cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.07 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.

343 other PDB entries and 350 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name H2A1B_HUMAN
Isoform
PDB entities 4
Chains and sequence ranges Author chain C; PDBConstruct 1–129; UniProt 2–130 Author chain G; PDBConstruct 1–129; UniProt 2–130

Histone H2B type 1-J

Homo sapiens

UniProt P06899

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–DNA Heteromer Protein × 9 DNA 2 PDB declaration: undecameric(11) Consistent with all polymer counts Chain D; UniProt 2–126 Chain H; UniProt 2–126 Not recorded NAD-dependent protein deacylase sirtuin-6 × 1 (Q8N6T7) Histone H3 × 2 (A0A310TTQ1) Histone H4 × 2 (P62799) Histone H2A type 1-B/E × 2 (P04908) DNA strand 1 × 1 DNA strand 2 × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;12.5 mM HEPES pH 7.5, 60 mM KCl, 1.5% glycerol, 1 mM DTT cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.07 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.

290 other PDB entries and 301 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name H2B1J_HUMAN
Isoform
PDB entities 5
Chains and sequence ranges Author chain D; PDBConstruct 1–125; UniProt 2–126 Author chain H; PDBConstruct 1–125; UniProt 2–126

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 8g57

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8g57
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8g57
Deposition date deposition_date2023-02-11
Structure title titleStructure of nucleosome-bound Sirtuin 6 deacetylase
Keywords keywords;Nucleosome, Sirt6, aging, DNA damage, repair, deacetylation, diacylation, apo, chromatin, heterochromatin, GENE REGULATION, TRANSFERASE-DNA complex ;; TRANSFERASE/DNA
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier43.93
Radius of gyration Rg (electron density) rg_electron41.99
Forward intensity I(0) i01103610000.00
Molecular weight molecular_weight210210.0 kDa
Excluded volume excluded_volume236780 ų
Envelope volume envelope_volume375140 ų
Hydration-shell volume shell_volume73209 ų
Envelope diameter envelope_diameter142.9
Shell Rg shell_rg48.50
Envelope Rg envelope_rg41.27
Shape Rg shape_rg41.89
Total Rg total_rg42.48
Total atoms total_atoms14402
Residues n_residues1367
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 dmax141.7
Rg (real space) rg_real43.73
Rg uncertainty (real space) rg_real_error1.15
I(0) (real space) i0_real1.1040e+09
I(0) uncertainty (real space) i0_real_error2.0460e+07
Rg (reciprocal space) rg_reciprocal43.93
I(0) (reciprocal space) i0_reciprocal1104000000.0000
Solution quality estimate total_estimate0.8932
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary51.2
Skewness Skewness skewness0.140
Kurtosis Kurtosis kurtosis-0.529
Angular range angular_range— – 0.1800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha76910000.0000
Real-space data points n_real_points37
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.899; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.925

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id8g57B01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology20 — Histone, subunit A
Homologous superfamily homologous superfamily10 — Histone, subunit A

8. Citations (1)

9. Files and Curves (10)