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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：P36924 New Search
13PDB entries
28Biological assembly
28chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification Different assembly state Different ligand/ion 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
1B90 BACILLUS CEREUS BETA-AMYLASE APO FORM Deposited 1999-03-06 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded ACT ACETATE ION × 1 SO4 SULFATE ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.6；HANGING DROP VAPOR DIFFUSION AGAINST 0.1 M ACETATE BUFFER PH 4.6, 18% PEG 6000 AND 5% SATN. AMMONIUM SULFATE WITH A PROTEIN CONCENTRATION OF 10MG/ML.
Resolution 2.50 Å R-free 0.247
1B9Z BACILLUS CEREUS BETA-AMYLASE COMPLEXED WITH MALTOSE Deposited 1999-03-06 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded ACT ACETATE ION × 1 SO4 SULFATE ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.6；HANGING DROP VAPOR DIFFUSION AGAINST 0.1 M ACETATE BUFFER PH 4.6, 18% PEG 6000 AND 5% SATN. AMMONIUM SULFATE WITH A PROTEIN CONCENTRATION OF 10MG/ML.
Resolution 2.10 Å R-free 0.220
1J0Y Beta-amylase from Bacillus cereus var. mycoides in complex with glucose Deposited 2002-11-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded BGC beta-D-glucopyranose × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.236
1J0Y Beta-amylase from Bacillus cereus var. mycoides in complex with glucose Deposited 2002-11-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 31–546（516 aa）
Not recorded BGC beta-D-glucopyranose × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.236
1J0Y Beta-amylase from Bacillus cereus var. mycoides in complex with glucose Deposited 2002-11-25 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 31–546（516 aa）
Not recorded BGC beta-D-glucopyranose × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.236
1J0Y Beta-amylase from Bacillus cereus var. mycoides in complex with glucose Deposited 2002-11-25 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 31–546（516 aa）
Not recorded BGC beta-D-glucopyranose × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.236
1J0Z Beta-amylase from Bacillus cereus var. mycoides in complex with maltose Deposited 2002-11-25 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.20 Å R-free 0.238
1J0Z Beta-amylase from Bacillus cereus var. mycoides in complex with maltose Deposited 2002-11-25 Assembly 2 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.20 Å R-free 0.238
1J0Z Beta-amylase from Bacillus cereus var. mycoides in complex with maltose Deposited 2002-11-25 Assembly 3 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.20 Å R-free 0.238
1J0Z Beta-amylase from Bacillus cereus var. mycoides in complex with maltose Deposited 2002-11-25 Assembly 4 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.20 Å R-free 0.238
1J10 beta-amylase from Bacillus cereus var. mycoides in complex with GGX Deposited 2002-11-25 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.239
1J10 beta-amylase from Bacillus cereus var. mycoides in complex with GGX Deposited 2002-11-25 Assembly 2 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.239
1J10 beta-amylase from Bacillus cereus var. mycoides in complex with GGX Deposited 2002-11-25 Assembly 3 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.239
1J10 beta-amylase from Bacillus cereus var. mycoides in complex with GGX Deposited 2002-11-25 Assembly 4 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.239
1J11 beta-amylase from Bacillus cereus var. mycoides in complex with alpha-EPG Deposited 2002-11-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded EPG (2R)-oxiran-2-ylmethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.00 Å R-free 0.246
1J11 beta-amylase from Bacillus cereus var. mycoides in complex with alpha-EPG Deposited 2002-11-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 31–546（516 aa）
Not recorded EPG (2R)-oxiran-2-ylmethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.00 Å R-free 0.246
1J11 beta-amylase from Bacillus cereus var. mycoides in complex with alpha-EPG Deposited 2002-11-25 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 31–546（516 aa）
Not recorded EPG (2R)-oxiran-2-ylmethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.00 Å R-free 0.246
1J11 beta-amylase from Bacillus cereus var. mycoides in complex with alpha-EPG Deposited 2002-11-25 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 31–546（516 aa）
Not recorded EPG (2R)-oxiran-2-ylmethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.00 Å R-free 0.246
1J12 Beta-Amylase from Bacillus cereus var. mycoides in Complex with alpha-EBG Deposited 2002-11-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded EBG 2-[(2S)-oxiran-2-yl]ethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.253
1J12 Beta-Amylase from Bacillus cereus var. mycoides in Complex with alpha-EBG Deposited 2002-11-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 31–546（516 aa）
Not recorded EBG 2-[(2S)-oxiran-2-yl]ethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.253
1J12 Beta-Amylase from Bacillus cereus var. mycoides in Complex with alpha-EBG Deposited 2002-11-25 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 31–546（516 aa）
Not recorded EBG 2-[(2S)-oxiran-2-yl]ethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.253
1J12 Beta-Amylase from Bacillus cereus var. mycoides in Complex with alpha-EBG Deposited 2002-11-25 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 31–546（516 aa）
Not recorded EBG 2-[(2S)-oxiran-2-yl]ethyl alpha-D-glucopyranoside × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；293 K；PEG 6000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.253
1J18 Crystal Structure of a Beta-Amylase from Bacillus cereus var. mycoides Cocrystallized with Maltose Deposited 2002-12-02 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 SO4 SULFATE ION × 1 ACY ACETIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；PEG 6000, ammonuim sulfate, maltose, acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.00 Å R-free 0.221
1VEM Crystal Structure Analysis of Bacillus Cereus Beta-Amylase at the optimum pH (6.5) Deposited 2004-04-03 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；PEG 6000, ammonium sulfate, potassium phosphate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 1.85 Å R-free 0.205
1VEN Crystal Structure Analysis of Y164E/maltose of Bacilus cereus Beta-amylase at pH 4.6 Deposited 2004-04-03 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Mutation：Y164E GLC alpha-D-glucopyranose × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；291 K；PEG 6000, ammonium sulfate, potassium phosphate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.02 Å R-free 0.229
1VEO Crystal Structure Analysis of Y164F/maltose of Bacillus cereus Beta-Amylase at pH 4.6 Deposited 2004-04-03 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Mutation：Y164F GLC alpha-D-glucopyranose × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；291 K；PEG 6000, ammonium sulfate, potassium phosphate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.12 Å R-free 0.215
1VEP Crystal Structure Analysis of Triple (T47M/Y164E/T328N)/maltose of Bacillus cereus Beta-Amylase at pH 6.5 Deposited 2004-04-03 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Mutation：T47M, Y164E, T328N CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；PEG 6000, ammonium sulfate, potassium phosphate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.06 Å R-free 0.226
8ZRZ The 1.26 angstrom resolution structure of Bacillus cereus beta-amylase in complex with maltose Deposited 2024-06-05 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 31–546（516 aa）
Not recorded CA CALCIUM ION × 1 SO4 SULFATE ION × 1 GOL GLYCEROL × 8 BGC beta-D-glucopyranose × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；HANGING DROP VAPOR DIFFUSION AGAINST 0.1 M PHOSPHATE BUFFER PH 6.5, 15% PEG 6000 AND 5% SATN. AMMONIUM SULFATE WITH A PROTEIN CONCENTRATION OF 15MG/ML.
Resolution 1.26 Å R-free 0.165

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.