Current Protein Identity：Q9UBF6
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Difference tags compare only the current result set; every original PDB and assembly record remains separate.
Related-Structure Differences
Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.
| PDB Entry | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Experimental Method | Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 2ECL Solution Structure of the RING domain of the human RING-box protein 2 Deposited 2007-02-13 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
40–113（74 aa）
Fragment：RING domain
|
Not recorded | ZN ZINC ION × 3 | SOLUTION NMR |
NMR measurement conditions
pH 7；296 K；Ionic strength (raw mmCIF value) 120；Pressure ambient
NMR sample composition
1.11mM RING domain U-13C,15N; 20mM d-Tris-HCl(pH7.0); 100mM NaCl; 1mM d-DTT; 0.02% NaN3; 0.05mM ZNCl2; 1.0mM IDA; 90% H2O, 10% D2O | 90% H2O/10% D2O
|
Resolution not provided |
| 7ONI Structure of Neddylated CUL5 C-terminal region-RBX2-ARIH2* Deposited 2021-05-25 | Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain R
5–113（109 aa）
|
Not recorded | ZN ZINC ION × 7 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.40 Å |
| 9EG1 COP9 signalosome deneddylation complex with cullin-5 Deposited 2024-11-20 | Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric（11） Consistent with protein count |
Chain K
1–113（113 aa）
|
Not recorded | ZN ZINC ION × 3 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.52 Å |
| 9OMA Cryo-EM structure of PCMTD1-ELOBC-CUL5-RBX2 (CRL5-PCMTD1) Deposited 2025-05-13 | Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count |
Chain C
1–113（113 aa）
|
Not recorded | No recorded non-water small molecule | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.14 Å |
| 9SDX Structure of RBR binding E2 variant crosslinked with NEDD8-CUL5-RBX2 bound ARIH2 and Ub Deposited 2025-08-15 | Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count |
Chain R
1–113（113 aa）
|
Not recorded | ZN ZINC ION × 7 SY8 5-azanylpentan-2-one × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE-PROPANE
|
Resolution 2.97 Å |
| 9SDY Structure of RBR E2 variant binding to CUL5-RBX2 bound ARIH2 Deposited 2025-08-15 | Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain R
1–113（113 aa）
|
Not recorded | ZN ZINC ION × 7 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE-PROPANE
|
Resolution 3.06 Å |
| 9T7V Structure of LRRC58-EloB/C-CDO1 in complex with NEDD8-CUL5-RBX2-ARIH2-Ub Deposited 2025-11-12 | Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric（9） Consistent with protein count |
Chain R
5–113（109 aa）
|
Mutation：N-terminal residues 1-4 deleted | FE FE (III) ION × 1 SY8 5-azanylpentan-2-one × 1 ZN ZINC ION × 8 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.95 Å |