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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：B1H241 New Search
6PDB entries
9Biological assembly
9chain/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
6NMG Crystal Structure of Rat Ric-8A G alpha binding domain Deposited 2019-01-10 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–452（452 aa）
Not recorded SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；25-30% PEG3350, 0.2 M lithium sulfate, 0.1 M Tris
Resolution 2.20 Å R-free 0.275
6NMG Crystal Structure of Rat Ric-8A G alpha binding domain Deposited 2019-01-10 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–452（452 aa）
Not recorded SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；25-30% PEG3350, 0.2 M lithium sulfate, 0.1 M Tris
Resolution 2.20 Å R-free 0.275
6NMJ Crystal Structure of Rat Ric-8A G alpha binding domain, "Paratone-N Immersed" Deposited 2019-01-11 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–452（452 aa）
Mutation：F232Y No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；25-30% PEG3350, 0.2 M lithium sulfate, 0.1 M Tris
Resolution 2.30 Å R-free 0.259
6NMJ Crystal Structure of Rat Ric-8A G alpha binding domain, "Paratone-N Immersed" Deposited 2019-01-11 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–452（452 aa）
Mutation：F232Y No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；25-30% PEG3350, 0.2 M lithium sulfate, 0.1 M Tris
Resolution 2.30 Å R-free 0.259
6TYL Crystal structure of mammalian Ric-8A:Galpha(i):nanobody complex Deposited 2019-08-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–491（491 aa）
Mutation：Y232F Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；1.2-1.4M Sodium Malonate
Resolution 3.30 Å R-free 0.287
6TYL Crystal structure of mammalian Ric-8A:Galpha(i):nanobody complex Deposited 2019-08-09 Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain F 1–491（491 aa）
Mutation：Y232F Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；1.2-1.4M Sodium Malonate
Resolution 3.30 Å R-free 0.287
6UKT Cryo-EM structure of mammalian Ric-8A:Galpha(i):nanobody complex Deposited 2019-10-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 1–491（491 aa）
Mutation：Y232F Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.87 Å
6VU8 Structure of G-alpha-i bound to its chaperone Ric-8A Deposited 2020-02-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–530（530 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.14 Å
8ALH X-ray structure of human NCS-1 bound to Ric-8A Deposited 2022-08-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain P 400–429（30 aa）
Not recorded CA CALCIUM ION × 2 NA SODIUM ION × 1 MG MAGNESIUM ION × 1 1PE PENTAETHYLENE GLYCOL × 3 GOL GLYCEROL × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；277 K；30 % PEG 4000, 100 mM sodium acetate pH 4.6, 100 mM magnesium chloride
Resolution 1.86 Å R-free 0.231

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.