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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：P27134 New Search
1PDB entries
1Biological assembly
1chain/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
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 B 256–272（17 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

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.