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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：Q02643 New Search
2PDB entries
4Biological assembly
5chain/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
2XDG Crystal structure of the extracellular domain of human growth hormone releasing hormone receptor. Deposited 2010-04-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 34–123（90 aa） Fragment：EXTRACELLULAR DOMAIN, RESIDUES 34-123
Chain B 34–123（90 aa） Fragment：EXTRACELLULAR DOMAIN, RESIDUES 34-123
Mutation：YES Mutation：YES MG MAGNESIUM ION × 3 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；20% PEG6000, 0.15M MGCL2, 10% ETHYLENE GLYCOL, 0.1M TRIS PH7.0
Resolution 1.95 Å R-free 0.223
2XDG Crystal structure of the extracellular domain of human growth hormone releasing hormone receptor. Deposited 2010-04-30 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 34–123（90 aa） Fragment：EXTRACELLULAR DOMAIN, RESIDUES 34-123
Mutation：YES MG MAGNESIUM ION × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；20% PEG6000, 0.15M MGCL2, 10% ETHYLENE GLYCOL, 0.1M TRIS PH7.0
Resolution 1.95 Å R-free 0.223
2XDG Crystal structure of the extracellular domain of human growth hormone releasing hormone receptor. Deposited 2010-04-30 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 34–123（90 aa） Fragment：EXTRACELLULAR DOMAIN, RESIDUES 34-123
Mutation：YES MG MAGNESIUM ION × 2 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；20% PEG6000, 0.15M MGCL2, 10% ETHYLENE GLYCOL, 0.1M TRIS PH7.0
Resolution 1.95 Å R-free 0.223
7CZ5 Cryo-EM structure of the human growth hormone-releasing hormone receptor-Gs protein complex Deposited 2020-09-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain R 23–405（383 aa）
Not recorded PLM PALMITIC ACID × 2 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 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.