3glr

Crystal Structure of human SIRT3 with acetyl-lysine AceCS2 peptide

Method: X-RAY DIFFRACTION Dmax: 65.4 Å Quality: EXCELLENT

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

NAD-dependent deacetylase sirtuin-3, mitochondrial

Homo sapiens

UniProt Q9NTG7

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 118–399 Fragment:Human SIRT3, residues 118-399 Acetyl-coenzyme A synthetase 2-like, mitochondrial × 2 (Q9NUB1) ZN ZINC ION × 2 SO4 SULFATE ION × 4 BCT BICARBONATE ION × 2 GOL GLYCEROL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 5.5;291 K;0.2 M lithium sulfate monohydrate, 15% (w/v) PEG 12000 and 0.1 M Bis-Tris, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 1.80 Å R-free 0.226

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.

43 other PDB entries and 90 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SIRT3_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–285; UniProt 118–399

Acetyl-coenzyme A synthetase 2-like, mitochondrial

OrganismNot specified

UniProt Q9NUB1

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain B; UniProt 638–649 Fragment:AceCS2 peptide, residues 638-649 Non-standard monomer:Yes (specific site not provided by mmCIF) NAD-dependent deacetylase sirtuin-3, mitochondrial × 2 (Q9NTG7) ZN ZINC ION × 2 SO4 SULFATE ION × 4 BCT BICARBONATE ION × 2 GOL GLYCEROL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 5.5;291 K;0.2 M lithium sulfate monohydrate, 15% (w/v) PEG 12000 and 0.1 M Bis-Tris, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 1.80 Å R-free 0.226

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.

6 other PDB entries and 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACS2L_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–12; UniProt 638–649

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 3glr

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3glr
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id3glr
Deposition date deposition_date2009-03-12
Structure title titleCrystal Structure of human SIRT3 with acetyl-lysine AceCS2 peptide
Keywords keywords;NAD dependent deacetylase, sirtuin, substrate peptide complex, Hydrolase, Metal-binding, Mitochondrion, NAD, Transit peptide, Ligase, HYDROLASE-HYDROLASE REGULATOR COMPLEX ;; HYDROLASE/HYDROLASE REGULATOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier20.93
Radius of gyration Rg (electron density) rg_electron19.55
Forward intensity I(0) i016944200.00
Molecular weight molecular_weight31712.0 kDa
Excluded volume excluded_volume39946 ų
Envelope volume envelope_volume46252 ų
Hydration-shell volume shell_volume20025 ų
Envelope diameter envelope_diameter66.3
Shell Rg shell_rg25.74
Envelope Rg envelope_rg19.64
Shape Rg shape_rg19.49
Total Rg total_rg20.59
Total atoms total_atoms2228
Residues n_residues280
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 dmax65.4
Rg (real space) rg_real20.87
Rg uncertainty (real space) rg_real_error0.28
I(0) (real space) i0_real1.6940e+07
I(0) uncertainty (real space) i0_real_error1.9540e+05
Rg (reciprocal space) rg_reciprocal20.88
I(0) (reciprocal space) i0_reciprocal16940000.0000
Solution quality estimate total_estimate0.9020
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.6
Skewness Skewness skewness0.277
Kurtosis Kurtosis kurtosis-0.377
Angular range angular_range— – 0.3800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2712000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.908; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.998

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id3glrA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id3glrA02
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)