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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：A0A149N1Y8 New Search
1PDB entries
4Biological assembly
8chain/assembly records
Main Difference Dimensions in This Set
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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
9Y12 Crystal Structure of N-Acetyl Transferase Domain-Containing Protein from Bacteroides fragilis Deposited 2025-08-29 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–151（151 aa）
Chain G 1–151（151 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) COA COENZYME A × 2 SO4 SULFATE ION × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 10.5；295 K；0.2 M lithium sulfate, 0.1 M CAPS pH 10.5, 2.0 M ammonium sulfate
Resolution 2.50 Å R-free 0.224
9Y12 Crystal Structure of N-Acetyl Transferase Domain-Containing Protein from Bacteroides fragilis Deposited 2025-08-29 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–151（151 aa）
Chain C 1–151（151 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) COA COENZYME A × 2 SO4 SULFATE ION × 4 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 10.5；295 K；0.2 M lithium sulfate, 0.1 M CAPS pH 10.5, 2.0 M ammonium sulfate
Resolution 2.50 Å R-free 0.224
9Y12 Crystal Structure of N-Acetyl Transferase Domain-Containing Protein from Bacteroides fragilis Deposited 2025-08-29 Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1–151（151 aa）
Chain E 1–151（151 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) COA COENZYME A × 2 SO4 SULFATE ION × 5 ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 10.5；295 K；0.2 M lithium sulfate, 0.1 M CAPS pH 10.5, 2.0 M ammonium sulfate
Resolution 2.50 Å R-free 0.224
9Y12 Crystal Structure of N-Acetyl Transferase Domain-Containing Protein from Bacteroides fragilis Deposited 2025-08-29 Assembly 4 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 1–151（151 aa）
Chain H 1–151（151 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) COA COENZYME A × 2 SO4 SULFATE ION × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 10.5；295 K；0.2 M lithium sulfate, 0.1 M CAPS pH 10.5, 2.0 M ammonium sulfate
Resolution 2.50 Å R-free 0.224

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.