6zqh

Yeast Uba1 in complex with ubiquitin

Method: X-RAY DIFFRACTION Dmax: 156.6 Å Quality: GOOD

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

Ubiquitin-activating enzyme E1 1

Saccharomyces cerevisiae

UniProt P22515

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 1–1024 Not recorded Ubiquitin-40S ribosomal protein S31 × 1 (P05759) BME BETA-MERCAPTOETHANOL × 2 GOL GLYCEROL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;ammonium formate, PEG 3350 Resolution 2.03 Å R-free 0.227
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1–1024 Not recorded Ubiquitin-40S ribosomal protein S31 × 1 (P05759) BME BETA-MERCAPTOETHANOL × 2 GOL GLYCEROL × 1 PG4 TETRAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;ammonium formate, PEG 3350 Resolution 2.03 Å R-free 0.227

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.

12 other PDB entries and 28 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name UBA1_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1024; UniProt 1–1024 Author chain C; PDBConstruct 1–1024; UniProt 1–1024

Ubiquitin-40S ribosomal protein S31

Saccharomyces cerevisiae

UniProt P05759

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 1–76 Not recorded Ubiquitin-activating enzyme E1 1 × 1 (P22515) BME BETA-MERCAPTOETHANOL × 2 GOL GLYCEROL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;ammonium formate, PEG 3350 Resolution 2.03 Å R-free 0.227
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 1–76 Not recorded Ubiquitin-activating enzyme E1 1 × 1 (P22515) BME BETA-MERCAPTOETHANOL × 2 GOL GLYCEROL × 1 PG4 TETRAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;ammonium formate, PEG 3350 Resolution 2.03 Å R-free 0.227

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.

118 other PDB entries and 158 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS27A_YEAST
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–76; UniProt 1–76 Author chain D; PDBConstruct 1–76; UniProt 1–76

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 6zqh

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6zqh
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6zqh
Deposition date deposition_date2020-07-09
Structure title titleYeast Uba1 in complex with ubiquitin
Keywords keywordsUbiquitin, E1, LIGASE; LIGASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier43.64
Radius of gyration Rg (electron density) rg_electron43.39
Forward intensity I(0) i0843695000.00
Molecular weight molecular_weight242990.0 kDa
Excluded volume excluded_volume305610 ų
Envelope volume envelope_volume414440 ų
Hydration-shell volume shell_volume78362 ų
Envelope diameter envelope_diameter174.3
Shell Rg shell_rg48.86
Envelope Rg envelope_rg43.58
Shape Rg shape_rg43.39
Total Rg total_rg43.68
Total atoms total_atoms34138
Residues n_residues2163
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 dmax156.6
Rg (real space) rg_real43.67
Rg uncertainty (real space) rg_real_error1.65
I(0) (real space) i0_real8.4370e+08
I(0) uncertainty (real space) i0_real_error1.5240e+07
Rg (reciprocal space) rg_reciprocal43.64
I(0) (reciprocal space) i0_reciprocal843700000.0000
Solution quality estimate total_estimate0.8370
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary52.2
Skewness Skewness skewness0.449
Kurtosis Kurtosis kurtosis0.038
Angular range angular_range— – 0.1800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha142900000.0000
Real-space data points n_real_points37
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.684; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.993; Smooth: 0.831

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6zqhb_
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_idd6zqhd_
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

CATH v4.4 (6 domains)

Domain ID domain_id6zqhA01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology30 — Elongation Factor Tu (Ef-tu); domain 3
Homologous superfamily homologous superfamily180 — Ubiquitin-activating enzyme E1, FCCH domain
Domain ID domain_id6zqhA02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology290 — Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region; Chain A
Homologous superfamily homologous superfamily60 — Ubiquitin-activating enzyme E1, UFD domain
Domain ID domain_id6zqhB01
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_id6zqhC01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology30 — Elongation Factor Tu (Ef-tu); domain 3
Homologous superfamily homologous superfamily180 — Ubiquitin-activating enzyme E1, FCCH domain
Domain ID domain_id6zqhC02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology290 — Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region; Chain A
Homologous superfamily homologous superfamily60 — Ubiquitin-activating enzyme E1, UFD domain
Domain ID domain_id6zqhD01
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

8. Citations (1)

9. Files and Curves (10)