1j8f

HUMAN SIRT2 HISTONE DEACETYLASE

Method: X-RAY DIFFRACTION Dmax: 128.3 Å Quality: GOOD

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

SIRTUIN 2, ISOFORM 1

Homo sapiens

UniProt Q8IXJ6

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 34–356 Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;277 K;ethanol, bis-tris propane, NaCl, pH 7.0, VAPOR DIFFUSION, HANGING DROP at 277K Resolution 1.70 Å R-free 0.260
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 34–356 Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;277 K;ethanol, bis-tris propane, NaCl, pH 7.0, VAPOR DIFFUSION, HANGING DROP at 277K Resolution 1.70 Å R-free 0.260
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 34–356 Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;277 K;ethanol, bis-tris propane, NaCl, pH 7.0, VAPOR DIFFUSION, HANGING DROP at 277K Resolution 1.70 Å R-free 0.260

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 95 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SIRT2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–323; UniProt 34–356 Author chain B; PDBConstruct 1–323; UniProt 34–356 Author chain C; PDBConstruct 1–323; UniProt 34–356

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 1j8f

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1j8f
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1j8f
Deposition date deposition_date2001-05-21
Structure title titleHUMAN SIRT2 HISTONE DEACETYLASE
Keywords keywordsSIRT2, gene regulation, transferase; gene regulation, transferase
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier37.84
Radius of gyration Rg (electron density) rg_electron37.47
Forward intensity I(0) i0163610000.00
Molecular weight molecular_weight104950.0 kDa
Excluded volume excluded_volume131980 ų
Envelope volume envelope_volume180700 ų
Hydration-shell volume shell_volume41162 ų
Envelope diameter envelope_diameter126.8
Shell Rg shell_rg42.51
Envelope Rg envelope_rg36.68
Shape Rg shape_rg37.51
Total Rg total_rg37.69
Total atoms total_atoms8921
Residues n_residues927
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 dmax128.3
Rg (real space) rg_real37.87
Rg uncertainty (real space) rg_real_error1.08
I(0) (real space) i0_real1.6360e+08
I(0) uncertainty (real space) i0_real_error2.7010e+06
Rg (reciprocal space) rg_reciprocal37.86
I(0) (reciprocal space) i0_reciprocal163600000.0000
Solution quality estimate total_estimate0.8824
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary48.9
Skewness Skewness skewness0.266
Kurtosis Kurtosis kurtosis-0.507
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha21370000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.884; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.972; Smooth: 0.845

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1j8fa_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.31 — DHS-like NAD/FAD-binding domain
Superfamily Superfamily superfamilyc.31.1 — DHS-like NAD/FAD-binding domain
Family Family familyc.31.1.5 — Sir2 family of transcriptional regulators
Domain ID domain_idd1j8fb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.31 — DHS-like NAD/FAD-binding domain
Superfamily Superfamily superfamilyc.31.1 — DHS-like NAD/FAD-binding domain
Family Family familyc.31.1.5 — Sir2 family of transcriptional regulators
Domain ID domain_idd1j8fc_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.31 — DHS-like NAD/FAD-binding domain
Superfamily Superfamily superfamilyc.31.1 — DHS-like NAD/FAD-binding domain
Family Family familyc.31.1.5 — Sir2 family of transcriptional regulators

CATH v4.4 (6 domains)

Domain ID domain_id1j8fA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id1j8fA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1600 — SIR2/SIRT2 'Small Domain'
Homologous superfamily homologous superfamily10 — SIR2/SIRT2 'Small Domain'
Domain ID domain_id1j8fB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id1j8fB02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1600 — SIR2/SIRT2 'Small Domain'
Homologous superfamily homologous superfamily10 — SIR2/SIRT2 'Small Domain'
Domain ID domain_id1j8fC01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id1j8fC02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1600 — SIR2/SIRT2 'Small Domain'
Homologous superfamily homologous superfamily10 — SIR2/SIRT2 'Small Domain'

8. Citations (1)

9. Files and Curves (10)