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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：P0A912 New Search
6PDB entries
12Biological assembly
12chain/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
2HQS Crystal structure of TolB/Pal complex Deposited 2006-07-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 65–173（109 aa）
Not recorded ACT ACETATE ION × 2 SO4 SULFATE ION × 1 GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；MME PEG 2000, ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.50 Å R-free 0.213
2HQS Crystal structure of TolB/Pal complex Deposited 2006-07-19 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 65–173（109 aa）
Not recorded ACT ACETATE ION × 2 SO4 SULFATE ION × 1 GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；MME PEG 2000, ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.50 Å R-free 0.213
2HQS Crystal structure of TolB/Pal complex Deposited 2006-07-19 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 65–173（109 aa）
Not recorded ACT ACETATE ION × 1 SO4 SULFATE ION × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；MME PEG 2000, ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.50 Å R-free 0.213
2HQS Crystal structure of TolB/Pal complex Deposited 2006-07-19 Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 65–173（109 aa）
Not recorded ACT ACETATE ION × 2 SO4 SULFATE ION × 3 GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；MME PEG 2000, ammonium sulfate, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.50 Å R-free 0.213
2W8B Crystal structure of processed TolB in complex with Pal Deposited 2009-01-15 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 65–173（109 aa） Fragment：RESIDUES 65-173
Not recorded SO4 SULFATE ION × 3 GOL GLYCEROL × 1 ACT ACETATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.6；0.1M SODIUM ACETATE PH 4.6, 17% PEG4000, 0.2M AMMONIUM SULPHATE, 20MG/ML
Resolution 1.86 Å R-free 0.247
2W8B Crystal structure of processed TolB in complex with Pal Deposited 2009-01-15 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 65–173（109 aa） Fragment：RESIDUES 65-173
Not recorded SO4 SULFATE ION × 1 GOL GLYCEROL × 2 ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.6；0.1M SODIUM ACETATE PH 4.6, 17% PEG4000, 0.2M AMMONIUM SULPHATE, 20MG/ML
Resolution 1.86 Å R-free 0.247
2W8B Crystal structure of processed TolB in complex with Pal Deposited 2009-01-15 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 65–173（109 aa） Fragment：RESIDUES 65-173
Not recorded SO4 SULFATE ION × 2 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.6；0.1M SODIUM ACETATE PH 4.6, 17% PEG4000, 0.2M AMMONIUM SULPHATE, 20MG/ML
Resolution 1.86 Å R-free 0.247
2W8B Crystal structure of processed TolB in complex with Pal Deposited 2009-01-15 Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 65–173（109 aa） Fragment：RESIDUES 65-173
Not recorded SO4 SULFATE ION × 2 GOL GLYCEROL × 3 ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.6；0.1M SODIUM ACETATE PH 4.6, 17% PEG4000, 0.2M AMMONIUM SULPHATE, 20MG/ML
Resolution 1.86 Å R-free 0.247
9RLE LolCDE complex with Pal lipoprotein Deposited 2025-06-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 22–173（152 aa）
Mutation：C-terminal GS linker strep II tag (GSWSHPQFEK) PLM PALMITIC ACID × 1 Z41 (2S)-3-hydroxypropane-1,2-diyl dihexadecanoate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.18 Å
9RLF LolCDE complex with Pal lipoprotein Deposited 2025-06-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 22–173（152 aa）
Mutation：C-terminal GS linker strep II tag (GSWSHPQFEK) PLM PALMITIC ACID × 1 Z41 (2S)-3-hydroxypropane-1,2-diyl dihexadecanoate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.17 Å
9RLI LolCDEdelta(235-252) complex with Pal lipoprotein Deposited 2025-06-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 22–173（152 aa）
Mutation：C-terminal GS linker strep II tag (GSWSHPQFEK) PLM PALMITIC ACID × 1 Z41 (2S)-3-hydroxypropane-1,2-diyl dihexadecanoate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.63 Å
9RLK LolCDE(delta 235-252) complex with Pal lipoprotein Deposited 2025-06-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain P 22–173（152 aa）
Mutation：C-terminal GS linker strep II tag (GSWSHPQFEK) PLM PALMITIC ACID × 1 Z41 (2S)-3-hydroxypropane-1,2-diyl dihexadecanoate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.29 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.