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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：P63027 New Search
7PDB entries
16Biological assembly
17chain/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
3FIE Crystal structure of Clostridium botulinum neurotoxin serotype F catalytic domain with an inhibitor (inh1) Deposited 2008-12-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 22–58（37 aa） Fragment：residues 22-58
Mutation：Q58DCY Non-standard monomer：Yes (specific site not provided by mmCIF) ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；298 K；0.1M Bis-tris, 25% PEG 3350, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.10 Å R-free 0.279
3FIE Crystal structure of Clostridium botulinum neurotoxin serotype F catalytic domain with an inhibitor (inh1) Deposited 2008-12-11 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 22–58（37 aa） Fragment：residues 22-58
Mutation：Q58DCY Non-standard monomer：Yes (specific site not provided by mmCIF) ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；298 K；0.1M Bis-tris, 25% PEG 3350, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.10 Å R-free 0.279
3FII Crystal structure of Clostridium botulinum neurotoxin serotype F catalytic domain with an inhibitor (inh2) Deposited 2008-12-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 22–53（32 aa） Fragment：residues 27-58
Mutation：Q58DCY Non-standard monomer：Yes (specific site not provided by mmCIF) ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；298 K；0.1M Bis-tris, 25% PEG 3350, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.17 Å R-free 0.290
3RK2 Truncated SNARE complex Deposited 2011-04-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；294 K；0.05 M calcium acetate, 27% 2-methyl-2,4-pentanediol (MPD), 0.1 M sodium cacodylate pH 6.5-7.0, VAPOR DIFFUSION, temperature 294K
Resolution 2.20 Å R-free 0.268
3RK2 Truncated SNARE complex Deposited 2011-04-17 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain E 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；294 K；0.05 M calcium acetate, 27% 2-methyl-2,4-pentanediol (MPD), 0.1 M sodium cacodylate pH 6.5-7.0, VAPOR DIFFUSION, temperature 294K
Resolution 2.20 Å R-free 0.268
3RK3 Truncated SNARE complex with complexin Deposited 2011-04-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.50 Å R-free 0.316
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain E 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 3 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain I 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 4 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain M 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 5 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain Q 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 6 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain U 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 7 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain Y 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
3RL0 Truncated SNARE complex with complexin (P1) Deposited 2011-04-19 Assembly 8 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain c 28–60（33 aa） Fragment：UNP residues 28-60
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；13-15% polyethyleneglycol (PEG) 5000MME, 0.2 M ammonium sulfate, 0.01 M EDTA, and 0.1 M Tris pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 3.80 Å R-free 0.345
7UDC cryo-EM structures of a synaptobrevin-Munc18-1-syntaxin-1 complex class1 Deposited 2022-03-18 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 29–83（55 aa）
Mutation：Q36C No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å
9CKX Crystal structure of Dsk2 Sti1 domain bound to a transmembrane domain Deposited 2024-07-10 Assembly 1 Insufficient information Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 95–114（20 aa）
Chain B 95–114（20 aa）
Mutation：I98A,I102A,I106A,I108A,I110A,I111A (Uniprot Vamp2 numbering) in the Vamp2 segment Mutation：I98A,I102A,I106A,I108A,I110A,I111A (Uniprot Vamp2 numbering) in the Vamp2 segment No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；277 K；2.5% MPD, 100 mM Tris pH 8.5
Resolution 1.98 Å R-free 0.232

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.