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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：P13671 New Search
11PDB entries
11Biological assembly
11chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
3T5O Crystal Structure of human Complement Component C6 Deposited 2011-07-27 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 22–934（913 aa）
Not recorded CD CADMIUM ION × 1 FUL beta-L-fucopyranose × 1 MAN alpha-D-mannopyranose × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5.8；284 K；5 mM MES, 89 mM Sodium Chloride, 0.01 mM Cadmium Chloride, pH 5.8, EVAPORATION, temperature 284K
Resolution 2.87 Å R-free 0.276
4A5W Crystal structure of C5b6 Deposited 2011-10-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 22–934（913 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 1 FUC alpha-L-fucopyranose × 1 MAN alpha-D-mannopyranose × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.8；167 MM HEPES-NAOH PH7.8
Resolution 3.50 Å R-free 0.270
4E0S Crystal Structure of C5b-6 Deposited 2012-03-05 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 22–934（913 aa）
Not recorded NA SODIUM ION × 1 CA CALCIUM ION × 1 MAN alpha-D-mannopyranose × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.6；298 K；0.08M lithium chloride, 0.01M imidazole-HCl, pH 7.6, SMALL TUBES, temperature 298K
Resolution 4.21 Å R-free 0.278
6H03 OPEN CONFORMATION OF THE MEMBRANE ATTACK COMPLEX Deposited 2018-07-06 Assembly 1 Other combination Heteromer；Protein × 24 PDB declaration: 24-meric（24） Consistent with protein count
Chain B 22–934（913 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 37 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.60 Å
6H04 Closed conformation of the Membrane Attack Complex Deposited 2018-07-06 Assembly 1 Other combination Heteromer；Protein × 24 PDB declaration: 24-meric（24） Consistent with protein count
Chain B 22–934（913 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 38 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.60 Å
7NYC cryoEM structure of 3C9-sMAC Deposited 2021-03-22 Assembly 1 Other combination Heteromer；Protein × 9 PDB declaration: nonameric（9） Consistent with protein count
Chain B 22–934（913 aa）
Not recorded MAN alpha-D-mannopyranose × 7 CA CALCIUM ION × 3 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 FUC alpha-L-fucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.54 Å
7NYD cryoEM structure of 2C9-sMAC Deposited 2021-03-22 Assembly 1 Other combination Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain B 22–934（913 aa）
Not recorded MAN alpha-D-mannopyranose × 6 CA CALCIUM ION × 4 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 FUC alpha-L-fucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.27 Å
7Q6C complement C6 FIM1-2 bound to CP010 antibody Deposited 2021-11-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 769–934（166 aa）
Not recorded ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.4；291 K；112 mM calcium acetate, 56 mM sodium cacodylate pH 6.4, 8.5% PEG8000 and 16% glycerol
Resolution 2.29 Å R-free 0.233
8B0F CryoEM structure of C5b8-CD59 Deposited 2022-09-07 Assembly 1 Other combination Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain B 1–934（934 aa）
Not recorded CA CALCIUM ION × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8B0G 2C9, C5b9-CD59 structure Deposited 2022-09-07 Assembly 1 Other combination Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain B 1–934（934 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；20 mM HEPES pH 7.4, 120 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8B0H 2C9, C5b9-CD59 cryoEM structure Deposited 2022-09-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric（9） Consistent with protein count
Chain B 1–934（934 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；20 mM HEPES pH 7.4, 120 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 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.