5z94

Crystal Structure of SIRT3 in complex with H3K4bhb peptide

Method: X-RAY DIFFRACTION Dmax: 91.2 Å Quality: GOOD

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

NAD-dependent protein 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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 117–399 Fragment:UNP residues 117-399 Gene for histone H3 (germline gene) × 1 (V9H1G0) ZN ZINC ION × 1 GOL GLYCEROL × 2 SO4 SULFATE ION × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;0.2M Li2SO4, 0.1M sodium citrate, pH 6.0, 19% PEG 3,350 Resolution 1.90 Å R-free 0.191
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 117–399 Fragment:UNP residues 117-399 Gene for histone H3 (germline gene) × 1 (V9H1G0) ZN ZINC ION × 1 GOL GLYCEROL × 2 SO4 SULFATE ION × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;0.2M Li2SO4, 0.1M sodium citrate, pH 6.0, 19% PEG 3,350 Resolution 1.90 Å R-free 0.191

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 89 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SIR3_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–283; UniProt 117–399 Author chain B; PDBConstruct 1–283; UniProt 117–399

Gene for histone H3 (germline gene)

OrganismNot specified

UniProt V9H1G0

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 2–16 Fragment:UNP residues 2-16 Non-standard monomer:Yes (specific site not provided by mmCIF) NAD-dependent protein deacetylase sirtuin-3, mitochondrial × 1 (Q9NTG7) ZN ZINC ION × 1 GOL GLYCEROL × 2 SO4 SULFATE ION × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;0.2M Li2SO4, 0.1M sodium citrate, pH 6.0, 19% PEG 3,350 Resolution 1.90 Å R-free 0.191
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 2–16 Fragment:UNP residues 2-16 Non-standard monomer:Yes (specific site not provided by mmCIF) NAD-dependent protein deacetylase sirtuin-3, mitochondrial × 1 (Q9NTG7) ZN ZINC ION × 1 GOL GLYCEROL × 2 SO4 SULFATE ION × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;0.2M Li2SO4, 0.1M sodium citrate, pH 6.0, 19% PEG 3,350 Resolution 1.90 Å R-free 0.191

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.

9 other PDB entries and 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name V9H1G0_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–15; UniProt 2–16 Author chain D; PDBConstruct 1–15; UniProt 2–16

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 5z94

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5z94
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5z94
Deposition date deposition_date2018-02-02
Structure title titleCrystal Structure of SIRT3 in complex with H3K4bhb peptide
Keywords keywordsRossmann fold, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier28.54
Radius of gyration Rg (electron density) rg_electron27.52
Forward intensity I(0) i062948800.00
Molecular weight molecular_weight63534.0 kDa
Excluded volume excluded_volume80178 ų
Envelope volume envelope_volume97625 ų
Hydration-shell volume shell_volume30017 ų
Envelope diameter envelope_diameter94.8
Shell Rg shell_rg34.08
Envelope Rg envelope_rg27.40
Shape Rg shape_rg27.50
Total Rg total_rg28.27
Total atoms total_atoms4468
Residues n_residues558
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 dmax91.2
Rg (real space) rg_real28.55
Rg uncertainty (real space) rg_real_error0.65
I(0) (real space) i0_real6.2950e+07
I(0) uncertainty (real space) i0_real_error1.0060e+06
Rg (reciprocal space) rg_reciprocal28.55
I(0) (reciprocal space) i0_reciprocal62950000.0000
Solution quality estimate total_estimate0.8955
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary29.3
Skewness Skewness skewness0.317
Kurtosis Kurtosis kurtosis-0.517
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha20500000.0000
Real-space data points n_real_points57
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.910; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.982; Smooth: 0.924

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id5z94A01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id5z94A02
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_id5z94B01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id5z94B02
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)