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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：P05777 New Search
7PDB entries
12Biological assembly
20chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion 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
4PUS Crystal Structure of Influenza A Virus Matrix Protein M1 Deposited 2014-03-13 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–165（164 aa） Fragment：N-terminal domain (UNP residues 2-165)
Chain B 2–165（164 aa） Fragment：N-terminal domain (UNP residues 2-165)
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.7；298 K；protein in 55 mM phosphate, 0.2 M sodium chloride, 2 mM TCEP, pH 4.0, precipitant: 15% PEG3000, 75 mM sodium citrate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.20 Å R-free 0.264
5V6G Crystal structure of Influenza A virus Matrix Protein M1(NLS-88R) Deposited 2017-03-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–165（164 aa）
Chain B 2–165（164 aa）
Mutation：G88R, R101S, R105S Mutation：G88R, R101S, R105S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；Protein solution: 13.7 mg/ml in 55 mM K2HPO4/KH2PO4/H3PO4, 0.2M NaCl, 10 mM BME, pH 4.0 Reservoir solution: 75 mM Tris-HCl, pH 7.0, 15% PEG-1000
Resolution 2.00 Å R-free 0.236
5V6G Crystal structure of Influenza A virus Matrix Protein M1(NLS-88R) Deposited 2017-03-16 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 2–165（164 aa）
Chain D 2–165（164 aa）
Mutation：G88R, R101S, R105S Mutation：G88R, R101S, R105S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；Protein solution: 13.7 mg/ml in 55 mM K2HPO4/KH2PO4/H3PO4, 0.2M NaCl, 10 mM BME, pH 4.0 Reservoir solution: 75 mM Tris-HCl, pH 7.0, 15% PEG-1000
Resolution 2.00 Å R-free 0.236
5V6G Crystal structure of Influenza A virus Matrix Protein M1(NLS-88R) Deposited 2017-03-16 Assembly 3 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–165（164 aa）
Chain B 2–165（164 aa）
Chain C 2–165（164 aa）
Chain D 2–165（164 aa）
Mutation：G88R, R101S, R105S Mutation：G88R, R101S, R105S Mutation：G88R, R101S, R105S Mutation：G88R, R101S, R105S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；Protein solution: 13.7 mg/ml in 55 mM K2HPO4/KH2PO4/H3PO4, 0.2M NaCl, 10 mM BME, pH 4.0 Reservoir solution: 75 mM Tris-HCl, pH 7.0, 15% PEG-1000
Resolution 2.00 Å R-free 0.236
5V7B Crystal structure of Influenza A virus matrix protein M1 (NLS-88E) Deposited 2017-03-20 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–165（164 aa）
Chain B 2–165（164 aa）
Mutation：G88E, R101S, R105S Mutation：G88E, R101S, R105S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions BATCH MODE；pH 7；277 K；16.7 mg/ml protein in 25mM Hepes/NaOH, 0.2M NaCl, 2mM TCEP, pH 7.0
Resolution 2.50 Å R-free 0.308
5V7S Crystal structure of Influenza A virus matrix protein M1 (NLS-88E, pH 6.2) Deposited 2017-03-20 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 2–165（164 aa）
Chain C 2–165（164 aa）
Mutation：G88E, R101S, R105S Mutation：G88E, R101S, R105S PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.2；293 K；Protein solution: 8 mg/ml in 50mM K2HPO4/KH2PO4/H3PO4, 0.2M NaCl, 10mM bME, pH 3.2 Reservoir solution: 0.1M Tris-HCl, pH 8.2, 8% PEG-8K
Resolution 2.50 Å R-free 0.311
5V7S Crystal structure of Influenza A virus matrix protein M1 (NLS-88E, pH 6.2) Deposited 2017-03-20 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–165（164 aa）
Mutation：G88E, R101S, R105S PO4 PHOSPHATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.2；293 K；Protein solution: 8 mg/ml in 50mM K2HPO4/KH2PO4/H3PO4, 0.2M NaCl, 10mM bME, pH 3.2 Reservoir solution: 0.1M Tris-HCl, pH 8.2, 8% PEG-8K
Resolution 2.50 Å R-free 0.311
5V8A Crystal structure of Influenza A virus matrix protein M1 (NLS-88R, pH 7.3) Deposited 2017-03-21 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 2–165（164 aa）
Mutation：G88R, R101S, R105S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.3；293 K；Protein solution: 10 mg/ml in K2HPO4/KH2PO4, 0.2M NaCl, 10bME, pH 7.2. Reservoir solution: 0.2M NaF, 20% PEG-3350, pH 7.3
Resolution 3.00 Å R-free 0.321
6I3H Crystal structure of influenza A virus M1 N-terminal domain (G18A mutation) Deposited 2018-11-06 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–158（158 aa）
Mutation：G18A PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；30% EDO_P8K, 0.1 M MB2 pH 7.5, 10% NPS
Resolution 1.90 Å R-free 0.233
6I3H Crystal structure of influenza A virus M1 N-terminal domain (G18A mutation) Deposited 2018-11-06 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–158（158 aa）
Mutation：G18A PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；30% EDO_P8K, 0.1 M MB2 pH 7.5, 10% NPS
Resolution 1.90 Å R-free 0.233
6QZD HLA-DR1 with SGP Influenza Matrix Peptide Deposited 2019-03-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain CCC 17–30（14 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 1 EDO 1,2-ETHANEDIOL × 4 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；291 K；0.1 M Tris 0.2 M NH4 SO4 25% PEG 4000
Resolution 2.66 Å R-free 0.254
6QZD HLA-DR1 with SGP Influenza Matrix Peptide Deposited 2019-03-11 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain FFF 17–30（14 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 1 EDO 1,2-ETHANEDIOL × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；291 K；0.1 M Tris 0.2 M NH4 SO4 25% PEG 4000
Resolution 2.66 Å R-free 0.254

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.