6z2j

The structure of the dimeric HDAC1/MIDEAS/DNTTIP1 MiDAC deacetylase complex

Method: ELECTRON MICROSCOPY Dmax: 159.6 Å Quality: REASONABLE

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

Histone deacetylase 1

Homo sapiens

UniProt Q13547

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain C; UniProt 1–482 Chain E; UniProt 1–482 Not recorded Deoxynucleotidyltransferase terminal-interacting protein 1 × 2 (Q9H147) Mitotic deacetylase-associated SANT domain protein × 2 (Q6PJG2) IHP INOSITOL HEXAKISPHOSPHATE × 2 ZN ZINC ION × 2 K POTASSIUM ION × 4 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Blot time 3 sec, blot force 10. Resolution 4.00 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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HDAC1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain C; PDBConstruct 1–482; UniProt 1–482 Author chain E; PDBConstruct 1–482; UniProt 1–482

Deoxynucleotidyltransferase terminal-interacting protein 1

Homo sapiens

UniProt Q9H147

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 1–130 Chain B; UniProt 1–130 Not recorded Histone deacetylase 1 × 2 (Q13547) Mitotic deacetylase-associated SANT domain protein × 2 (Q6PJG2) IHP INOSITOL HEXAKISPHOSPHATE × 2 ZN ZINC ION × 2 K POTASSIUM ION × 4 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Blot time 3 sec, blot force 10. Resolution 4.00 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.

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

View Construct and Data Evidence
UniProt name TDIF1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain A; PDBConstruct 1–130; UniProt 1–130 Author chain B; PDBConstruct 1–130; UniProt 1–130

Mitotic deacetylase-associated SANT domain protein

Homo sapiens

UniProt Q6PJG2

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain D; UniProt 717–887 Chain F; UniProt 717–887 Not recorded Histone deacetylase 1 × 2 (Q13547) Deoxynucleotidyltransferase terminal-interacting protein 1 × 2 (Q9H147) IHP INOSITOL HEXAKISPHOSPHATE × 2 ZN ZINC ION × 2 K POTASSIUM ION × 4 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Blot time 3 sec, blot force 10. Resolution 4.00 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.

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MDEAS_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain D; PDBConstruct 3–173; UniProt 717–887 Author chain F; PDBConstruct 3–173; UniProt 717–887

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 6z2j

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6z2j
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id6z2j
Deposition date deposition_date2020-05-16
Structure title titleThe structure of the dimeric HDAC1/MIDEAS/DNTTIP1 MiDAC deacetylase complex
Keywords keywordsHDAC1 MIDEAS ELMSAN1 DNTTIP1 TDIF1 histone deacetylase MiDAC, GENE REGULATION; GENE REGULATION
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier53.70
Radius of gyration Rg (electron density) rg_electron54.39
Forward intensity I(0) i0273994000.00
Molecular weight molecular_weight136620.0 kDa
Excluded volume excluded_volume170430 ų
Envelope volume envelope_volume255570 ų
Hydration-shell volume shell_volume42780 ų
Envelope diameter envelope_diameter172.9
Shell Rg shell_rg49.43
Envelope Rg envelope_rg53.31
Shape Rg shape_rg54.38
Total Rg total_rg54.26
Total atoms total_atoms18847
Residues n_residues1185
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 dmax159.6
Rg (real space) rg_real54.33
Rg uncertainty (real space) rg_real_error1.89
I(0) (real space) i0_real2.7400e+08
I(0) uncertainty (real space) i0_real_error5.7360e+06
Rg (reciprocal space) rg_reciprocal53.12
I(0) (reciprocal space) i0_reciprocal273500000.0000
Solution quality estimate total_estimate0.6193
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary33.0
Skewness Skewness skewness0.395
Kurtosis Kurtosis kurtosis-1.069
Angular range angular_range— – 0.1450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha24740000.0000
Real-space data points n_real_points30
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.265; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.252; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id6z2jC00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily20 — Histone deacetylase domain
Domain ID domain_id6z2jE00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily20 — Histone deacetylase domain

8. Citations (2)

9. Files and Curves (10)