5mat

Structure of human Sirtuin 2 in complex with a selective thienopyrimidinone based inhibitor

Method: X-RAY DIFFRACTION Dmax: 93.1 Å Quality: REASONABLE

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

NAD-dependent protein deacetylase sirtuin-2

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 56–356 Chain C; UniProt 56–356 Not recorded ZN ZINC ION × 2 7KJ (7~{R})-7-[(3,5-dimethyl-1,2-oxazol-4-yl)methylamino]-3-[(4-methoxynaphthalen-1-yl)methyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one × 1 SO4 SULFATE ION × 14 PG4 TETRAETHYLENE GLYCOL × 1 P6G HEXAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.83;293 K;2.6M ammonium sulfate, 5% PEG 300, 0.1 M MES Resolution 2.07 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.

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

View Construct and Data Evidence
UniProt name SIR2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–303; UniProt 56–356 Author chain C; PDBConstruct 3–303; UniProt 56–356

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 5mat

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id5mat
Deposition date deposition_date2016-11-04
Structure title titleStructure of human Sirtuin 2 in complex with a selective thienopyrimidinone based inhibitor
Keywords keywordsNAD-dependent protein deacylase, sirtuin, inhibitor complex, hydrolase; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.13
Radius of gyration Rg (electron density) rg_electron28.40
Forward intensity I(0) i081449400.00
Molecular weight molecular_weight70248.0 kDa
Excluded volume excluded_volume87534 ų
Envelope volume envelope_volume107900 ų
Hydration-shell volume shell_volume31888 ų
Envelope diameter envelope_diameter98.8
Shell Rg shell_rg35.29
Envelope Rg envelope_rg28.63
Shape Rg shape_rg28.35
Total Rg total_rg29.22
Total atoms total_atoms9685
Residues n_residues598
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 dmax93.1
Rg (real space) rg_real29.11
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real8.1450e+07
I(0) uncertainty (real space) i0_real_error1.1510e+06
Rg (reciprocal space) rg_reciprocal29.12
I(0) (reciprocal space) i0_reciprocal81450000.0000
Solution quality estimate total_estimate0.6931
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary29.3
Skewness Skewness skewness0.277
Kurtosis Kurtosis kurtosis-0.518
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19380000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.932; Stabil: 1.000; Sysdev: 0.092; Positv: 1.000; Valcen: 0.996; Smooth: 0.936

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd5mata1
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_idd5mata2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd5matc1
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_idd5matc2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (4 domains)

Domain ID domain_id5matA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id5matA02
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_id5matC01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id5matC02
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)