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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：Q03513 New Search
7PDB entries
10Biological assembly
13chain/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
6HBA Crystal Structure of the small subunit-like domain 1 of CcmM from Synechococcus elongatus (strain PCC 7942), thiol-oxidized form Deposited 2018-08-10 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 225–313（89 aa） Fragment：SSUL domain 1
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；277 K；25.5% PEG-3350 and 0.1 M Na-acetate pH 4.5
Resolution 1.65 Å R-free 0.241
6HBA Crystal Structure of the small subunit-like domain 1 of CcmM from Synechococcus elongatus (strain PCC 7942), thiol-oxidized form Deposited 2018-08-10 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 225–313（89 aa） Fragment：SSUL domain 1
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；277 K；25.5% PEG-3350 and 0.1 M Na-acetate pH 4.5
Resolution 1.65 Å R-free 0.241
6HBB Crystal Structure of the small subunit-like domain 1 of CcmM from Synechococcus elongatus (strain PCC 7942) Deposited 2018-08-10 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 225–313（89 aa） Fragment：SSUL domain 1
Not recorded SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；277 K；1.95 M ammonium sulfate and 0.1 M Na-acetate pH 4.5
Resolution 1.20 Å R-free 0.195
6HBB Crystal Structure of the small subunit-like domain 1 of CcmM from Synechococcus elongatus (strain PCC 7942) Deposited 2018-08-10 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 225–313（89 aa） Fragment：SSUL domain 1
Not recorded SO4 SULFATE ION × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；277 K；1.95 M ammonium sulfate and 0.1 M Na-acetate pH 4.5
Resolution 1.20 Å R-free 0.195
6HBC Structure of the repeat unit in the network formed by CcmM and Rubisco from Synechococcus elongatus Deposited 2018-08-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 20 PDB declaration: eicosameric（20） Consistent with protein count
Chain A 225–313（89 aa） Fragment：SSUL domain 1
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；Solutions were made fresh
cryo-EM vitrification conditions Cryogen ETHANE；blot for 3 seconds before plunging
Resolution 2.78 Å
7D6C Crystal structure of CcmM N-terminal domain in complex with CcmN Deposited 2020-09-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain 1 1–209（209 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；287.15 K；PEG 8000, N-(2-acetamido) iminodiacetic acid
Resolution 2.89 Å R-free 0.272
7D6C Crystal structure of CcmM N-terminal domain in complex with CcmN Deposited 2020-09-30 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain 2 1–209（209 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；287.15 K；PEG 8000, N-(2-acetamido) iminodiacetic acid
Resolution 2.89 Å R-free 0.272
7O4Z Crystal structure of the carbonic anhydrase-like domain of CcmM from Synechococcus elongatus (strain PCC 7942) Deposited 2021-04-07 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–181（181 aa）
Not recorded NI NICKEL (II) ION × 3 CL CHLORIDE ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；25% PEG-3350 and 0.1 M HEPES pH 7.5
Resolution 1.67 Å R-free 0.200
7O54 Crystal structure of the carbonic anhydrase-like domain of CcmM in complex with the C-terminal 17 residues of CcaA from Synechococcus elongatus (strain PCC 7942) Deposited 2021-04-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 1–181（181 aa）
Not recorded NI NICKEL (II) ION × 3 CL CHLORIDE ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；25% PEG-3350 and 0.1 M HEPES pH 7.5
Resolution 1.63 Å R-free 0.200
9FWV Rubisco in native beta-carboxysomes Deposited 2024-07-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 20 PDB declaration: 20-meric（20） Consistent with protein count
Chain A 225–310（86 aa）
Chain B 225–310（86 aa）
Chain F 225–310（86 aa）
Chain T 225–310（86 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 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.