3tdu

N-terminal acetylation acts as an avidity enhancer within an interconnected multiprotein complex: Structure of a human Cul1WHB-Dcn1P-acetylated Ubc12N complex

Method: X-RAY DIFFRACTION Dmax: 106.1 Å Quality: GOOD

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

DCN1-like protein 1

Homo sapiens

UniProt Q96GG9

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 62–259 Fragment:unp residues 62-259 Cullin-1 × 1 (Q13616) NEDD8-conjugating enzyme Ubc12 × 1 (P61081) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4;276 K;27% PEG1500, 0.1M MIB, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 276K Resolution 1.50 Å R-free 0.232
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 62–259 Fragment:unp residues 62-259 Cullin-1 × 1 (Q13616) NEDD8-conjugating enzyme Ubc12 × 1 (P61081) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4;276 K;27% PEG1500, 0.1M MIB, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 276K Resolution 1.50 Å R-free 0.232

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.

20 other PDB entries and 26 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DCNL1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–200; UniProt 62–259 Author chain B; PDBConstruct 3–200; UniProt 62–259

Cullin-1

Homo sapiens

UniProt Q13616

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain C; UniProt 702–776 Fragment:unp residues 702-776 DCN1-like protein 1 × 1 (Q96GG9) NEDD8-conjugating enzyme Ubc12 × 1 (P61081) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4;276 K;27% PEG1500, 0.1M MIB, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 276K Resolution 1.50 Å R-free 0.232
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain D; UniProt 702–776 Fragment:unp residues 702-776 DCN1-like protein 1 × 1 (Q96GG9) NEDD8-conjugating enzyme Ubc12 × 1 (P61081) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4;276 K;27% PEG1500, 0.1M MIB, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 276K Resolution 1.50 Å R-free 0.232

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.

47 other PDB entries and 55 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CUL1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 3–77; UniProt 702–776 Author chain D; PDBConstruct 3–77; UniProt 702–776

NEDD8-conjugating enzyme Ubc12

OrganismNot specified

UniProt P61081

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain F; UniProt 2–15 Fragment:unp residues 2-15 Non-standard monomer:Yes (specific site not provided by mmCIF) DCN1-like protein 1 × 1 (Q96GG9) Cullin-1 × 1 (Q13616) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4;276 K;27% PEG1500, 0.1M MIB, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 276K Resolution 1.50 Å R-free 0.232
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain E; UniProt 2–15 Fragment:unp residues 2-15 Non-standard monomer:Yes (specific site not provided by mmCIF) DCN1-like protein 1 × 1 (Q96GG9) Cullin-1 × 1 (Q13616) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4;276 K;27% PEG1500, 0.1M MIB, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 276K Resolution 1.50 Å R-free 0.232

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 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name UBC12_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain E; PDBConstruct 3–16; UniProt 2–15 Author chain F; PDBConstruct 3–16; UniProt 2–15

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 3tdu

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id3tdu
Deposition date deposition_date2011-08-11
Structure title titleN-terminal acetylation acts as an avidity enhancer within an interconnected multiprotein complex: Structure of a human Cul1WHB-Dcn1P-acetylated Ubc12N complex
Keywords keywordsE2:E3, Ligase-protein binding complex; Ligase/protein binding
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.71
Radius of gyration Rg (electron density) rg_electron29.40
Forward intensity I(0) i067043900.00
Molecular weight molecular_weight66639.0 kDa
Excluded volume excluded_volume84451 ų
Envelope volume envelope_volume105320 ų
Hydration-shell volume shell_volume31504 ų
Envelope diameter envelope_diameter110.7
Shell Rg shell_rg34.70
Envelope Rg envelope_rg29.61
Shape Rg shape_rg29.39
Total Rg total_rg29.98
Total atoms total_atoms4690
Residues n_residues568
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 dmax106.1
Rg (real space) rg_real29.88
Rg uncertainty (real space) rg_real_error1.19
I(0) (real space) i0_real6.7040e+07
I(0) uncertainty (real space) i0_real_error1.0820e+06
Rg (reciprocal space) rg_reciprocal29.81
I(0) (reciprocal space) i0_reciprocal67040000.0000
Solution quality estimate total_estimate0.8460
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.0
Skewness Skewness skewness0.543
Kurtosis Kurtosis kurtosis-0.057
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha21730000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.714; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.864; Smooth: 0.988

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id3tduA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology238 — Recoverin; domain 1
Homologous superfamily homologous superfamily10 — EF-hand
Domain ID domain_id3tduB01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology238 — Recoverin; domain 1
Homologous superfamily homologous superfamily10 — EF-hand
Domain ID domain_id3tduC00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
Domain ID domain_id3tduD00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

8. Citations (1)

9. Files and Curves (10)