1wr1

The complex structure of Dsk2p UBA with ubiquitin

Method: SOLUTION NMR Dmax: 67.5 Å Quality: REASONABLE

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

Ubiquitin

Saccharomyces cerevisiae

UniProt P61864

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 1–76 Not recorded Ubiquitin-like protein DSK2 × 1 (P48510) SOLUTION NMR NMR measurement conditions:pH 6.8;298 K;Ionic strength (raw mmCIF value) 20mM potassium phosphate, 5mM potassium chloride NMR sample composition:U-15N, 13C ubiquitin + DSK2-UBA complex (0.9mM) | 20mM Phosphate buffer (pH 6.8); 5mM potassium chloride; 1mM EDTA; 5% D2O NMR sample composition:U-15N, 13C DSK2-UBA + ubiquitin complex (1.0mM) | 20mM Phosphate buffer (pH 6.8); 5mM potassium chloride; 1mM EDTA; 5% D2O Resolution not provided

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 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name UBIQ_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–76; UniProt 1–76

Ubiquitin-like protein DSK2

Saccharomyces cerevisiae

UniProt P48510

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 B; UniProt 328–373 Fragment:C-TERMINAL UBA DOMAIN Ubiquitin × 1 (P61864) SOLUTION NMR NMR measurement conditions:pH 6.8;298 K;Ionic strength (raw mmCIF value) 20mM potassium phosphate, 5mM potassium chloride NMR sample composition:U-15N, 13C ubiquitin + DSK2-UBA complex (0.9mM) | 20mM Phosphate buffer (pH 6.8); 5mM potassium chloride; 1mM EDTA; 5% D2O NMR sample composition:U-15N, 13C DSK2-UBA + ubiquitin complex (1.0mM) | 20mM Phosphate buffer (pH 6.8); 5mM potassium chloride; 1mM EDTA; 5% D2O Resolution not provided

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.

5 other PDB entries and 16 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DSK2_YEAST
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 13–58; UniProt 328–373

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 1wr1

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1wr1
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1wr1
Deposition date deposition_date2004-10-08
Structure title titleThe complex structure of Dsk2p UBA with ubiquitin
Keywords keywordsUBA DOMAIN, UBA-UBIQUITIN COMPLEX, DSK2, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier16.60
Radius of gyration Rg (electron density) rg_electron16.24
Forward intensity I(0) i01287650000.00
Molecular weight molecular_weight294670.0 kDa
Excluded volume excluded_volume365500 ų
Envelope volume envelope_volume42596 ų
Hydration-shell volume shell_volume17808 ų
Envelope diameter envelope_diameter74.9
Shell Rg shell_rg27.07
Envelope Rg envelope_rg23.43
Shape Rg shape_rg16.22
Total Rg total_rg16.47
Total atoms total_atoms41438
Residues n_residues2679
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 dmax67.5
Rg (real space) rg_real16.74
Rg uncertainty (real space) rg_real_error0.62
I(0) (real space) i0_real1.2880e+09
I(0) uncertainty (real space) i0_real_error1.5990e+07
Rg (reciprocal space) rg_reciprocal16.72
I(0) (reciprocal space) i0_reciprocal1288000000.0000
Solution quality estimate total_estimate0.7358
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary17.5
Skewness Skewness skewness0.624
Kurtosis Kurtosis kurtosis0.408
Angular range angular_range— – 0.4800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha681200.0000
Real-space data points n_real_points78
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.358; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.509; Smooth: 0.979

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1wr1a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.15 — beta-Grasp (ubiquitin-like)
Superfamily Superfamily superfamilyd.15.1 — Ubiquitin-like
Family Family familyd.15.1.1 — Ubiquitin-related
Domain ID domain_idd1wr1b1
Class classa — All alpha proteins
Fold Fold folda.5 — RuvA C-terminal domain-like
Superfamily Superfamily superfamilya.5.2 — UBA-like
Family Family familya.5.2.1 — UBA domain
Domain ID domain_idd1wr1b2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id1wr1A00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id1wr1B01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily10 — Ubiquitin-associated (UBA) domain

8. Citations (1)

9. Files and Curves (10)