3pdh

Structure of Sir2Tm bound to a propionylated peptide

Method: X-RAY DIFFRACTION Dmax: 81.3 Å Quality: REASONABLE

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

NAD-dependent deacetylase

Thermotoga maritima

UniProt Q9WYW0

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 1–246 Not recorded Cellular tumor antigen p53 18-residue peptide × 1 (P04637) ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;293 K;Crystals were obtained from 1:1 mix of protein and the well solution (9.5% (w/v) PEG3350, 100 mM CHES buffer), pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.80 Å R-free 0.210

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.

15 other PDB entries and 19 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NPD_THEMA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–246; UniProt 1–246

Cellular tumor antigen p53 18-residue peptide

OrganismNot specified

UniProt P04637

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 D; UniProt 372–389 Non-standard monomer:Yes (specific site not provided by mmCIF) NAD-dependent deacetylase × 1 (Q9WYW0) ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;293 K;Crystals were obtained from 1:1 mix of protein and the well solution (9.5% (w/v) PEG3350, 100 mM CHES buffer), pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.80 Å R-free 0.210

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.

291 other PDB entries and 462 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name P53_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain D; PDBConstruct 1–18; UniProt 372–389

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 3pdh

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3pdh
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3pdh
Deposition date deposition_date2010-10-22
Structure title titleStructure of Sir2Tm bound to a propionylated peptide
Keywords keywordsRossmann fold, deacetylase, deacylase, depropionylase, N6-propionyl-lysine, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier20.27
Radius of gyration Rg (electron density) rg_electron19.11
Forward intensity I(0) i013246000.00
Molecular weight molecular_weight27934.0 kDa
Excluded volume excluded_volume35299 ų
Envelope volume envelope_volume41262 ų
Hydration-shell volume shell_volume18466 ų
Envelope diameter envelope_diameter68.1
Shell Rg shell_rg25.00
Envelope Rg envelope_rg19.40
Shape Rg shape_rg19.05
Total Rg total_rg20.19
Total atoms total_atoms1959
Residues n_residues249
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 dmax81.3
Rg (real space) rg_real20.26
Rg uncertainty (real space) rg_real_error0.86
I(0) (real space) i0_real1.3250e+07
I(0) uncertainty (real space) i0_real_error2.1630e+05
Rg (reciprocal space) rg_reciprocal20.26
I(0) (reciprocal space) i0_reciprocal13250000.0000
Solution quality estimate total_estimate0.6969
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary23.2
Skewness Skewness skewness0.354
Kurtosis Kurtosis kurtosis-0.316
Angular range angular_range— – 0.3900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2947000.0000
Real-space data points n_real_points71
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.420; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.795; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd3pdha_
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 (2 domains)

Domain ID domain_id3pdhA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id3pdhA02
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)