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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：Q14118 New Search
6PDB entries
7Biological assembly
10chain/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
1EG4 STRUCTURE OF A DYSTROPHIN WW DOMAIN FRAGMENT IN COMPLEX WITH A BETA-DYSTROGLYCAN PEPTIDE Deposited 2000-02-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain P 881–895（15 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；298 K；ammonium sulfate, glycerol, DTT, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.00 Å R-free 0.249
2MK7 Tetra-O-GalNAc glycosylated mucin sequence from alpha dystroglycan mucin domain Deposited 2014-02-02 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 419–427（9 aa） Fragment：mucin domain peptide (UNP residues 419-427)
Non-standard monomer：Yes (specific site not provided by mmCIF) A2G 2-acetamido-2-deoxy-alpha-D-galactopyranose × 4 SOLUTION NMR
NMR measurement conditions pH 4.5；288 K；Pressure ambient
NMR sample composition 2-10 mM aDG mucin domain peptide, 100% D2O | 100% D2O
NMR sample composition 2-10 mM aDG mucin domain peptide, 95% H2O/5% D2O | 95% H2O/5% D2O
Resolution not provided
5GGP Crystal structure of N-terminal domain of human protein O-mannose beta-1,2-N-acetylglucosaminyltransferase in complex with GlcNAc-beta1,2-Man-peptide Deposited 2016-06-16 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 316–325（10 aa）
Not recorded NA SODIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；MES-NaOH, LiCl2, Na acetate, PEG-6000
Resolution 1.60 Å R-free 0.246
5GGP Crystal structure of N-terminal domain of human protein O-mannose beta-1,2-N-acetylglucosaminyltransferase in complex with GlcNAc-beta1,2-Man-peptide Deposited 2016-06-16 Assembly 2 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 316–325（10 aa）
Not recorded NA SODIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；MES-NaOH, LiCl2, Na acetate, PEG-6000
Resolution 1.60 Å R-free 0.246
5LLK Crystal structure of human alpha-dystroglycan Deposited 2016-07-27 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 52–315（264 aa） Fragment：UNP residues 52-315
Mutation：R168H EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；277 K；0.8 M Sodium Citrate
Resolution 1.80 Å R-free 0.195
6JJY Crystal Structure of KIBRA and beta-Dystroglycan Deposited 2019-02-27 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain U 877–895（19 aa）
Not recorded SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；289 K；3.0-4.0M NaCl, 100mM Bis-Tris (pH 6.5)
Resolution 2.30 Å R-free 0.253
8UF4 Crystal structure of wildtype dystroglycan proteolytic domain (juxtamembrane domain) Deposited 2023-10-03 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 491–653（163 aa） Fragment：residues 491-653
Chain B 654–748（95 aa） Fragment：residues 654-748
Chain C 491–653（163 aa） Fragment：residues 491-653
Chain D 654–748（95 aa） Fragment：residues 654-748
Not recorded CA CALCIUM ION × 1 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.3；295 K；0.1 M Tris, 0.2 M lithium sulfate, 20% PEG 4000
Resolution 2.43 Å R-free 0.275

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.