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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：O14933 New Search
8PDB entries
9Biological assembly
9chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

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
1WZV Crystal Structure of UbcH8 Deposited 2005-03-10 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–152（152 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.3；298 K；PEG 3350, calcium acetate, pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Resolution 2.10 Å R-free 0.267
1WZV Crystal Structure of UbcH8 Deposited 2005-03-10 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–152（152 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.3；298 K；PEG 3350, calcium acetate, pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Resolution 2.10 Å R-free 0.267
1WZW Crystal Structure of UbcH8 Deposited 2005-03-10 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–152（152 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.3；298 K；PEG 3350, calcium acetate, pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Resolution 2.40 Å R-free 0.274
2KJH NMR based structural model of the UBCH8-UBIQUITIN complex Deposited 2009-05-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–152（152 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 7.4；298 K；Ionic strength (raw mmCIF value) 250；Pressure ambient
NMR sample composition 0.35 mM [U-100% 13C; U-100% 15N] UbcH8-1, 0.35 mM Ubiquitin-2, 20 mM sodium phosphate-3, 1 mM EDTA-4, 250 mM sodium chloride-5, 50 mM Arginine-6, 50 mM Glutamic Acid-7, 90% H2O/10% D2O | 90% H2O/10% D2O
NMR sample composition 0.35 mM UbcH8-8, 0.35 mM [U-100% 13C; U-100% 15N] Ubiquitin-9, 20 mM sodium phosphate-10, 1 mM EDTA-11, 250 mM sodium chloride-12, 50 mM Arginine-13, 50 mM Glutamic Acid-14, 90% H2O/10% D2O | 90% H2O/10% D2O
NMR sample composition 0.35 mM [U-100% 15N; U-99% 2H] UbcH8-15, 0.35 mM Ubiquitin-16, 20 mM sodium phosphate-17, 1 mM EDTA-18, 250 mM sodium chloride-19, 50 mM Arginine-20, 50 mM Glutamic Acid-21, 90% H2O/10% D2O | 90% H2O/10% D2O
NMR sample composition 0.35 mM UbcH8-22, 0.35 mM [U-100% 15N; U-99% 2H] Ubiquitin-23, 20 mM sodium phosphate-24, 1 mM EDTA-25, 250 mM sodium chloride-26, 50 mM Arginine-27, 50 mM Glutamic Acid-28, 90% H2O/10% D2O | 90% H2O/10% D2O
Resolution not provided
8OIF Structure of the UBE1L activating enzyme bound to ISG15 and UBE2L6 Deposited 2023-03-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–153（153 aa）
Not recorded AMP ADENOSINE MONOPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
8SE9 Cryo-EM structure of a double loaded human UBA7-UBE2L6-ISG15 thioester mimetic complex (Form 2) Deposited 2023-04-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 2–153（152 aa）
Mutation：C98S,C102S,L121K AMP ADENOSINE MONOPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8SEA Cryo-EM structure of a double loaded human UBA7-UBE2L6-ISG15 thioester mimetic complex (Form 1) Deposited 2023-04-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 2–153（152 aa）
Mutation：C98S,C102S,L121K AMP ADENOSINE MONOPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
8SEB Cryo-EM structure of a single loaded human UBA7-UBE2L6-ISG15 adenylate complex Deposited 2023-04-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 2–153（152 aa）
Mutation：C98S,C102S,L121K AMP ADENOSINE MONOPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.24 Å
8SV8 Cryo-EM structure of a double loaded human UBA7-UBE2L6-ISG15 thioester mimetic complex from a composite map Deposited 2023-05-15 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 2–153（152 aa）
Mutation：C98S/C102S/L121K AMP ADENOSINE MONOPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.38 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.