Structure analysis

Structure of the M3 Muscarinic Acetylcholine Receptor

X-ray diffraction
3.4Å resolution
Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1
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Multimeric state: monomeric
Accessible surface area: 21839.83 Å2
Buried surface area: 537.94 Å2
Dissociation area: 43.04 Å2
Dissociation energy (ΔGdiss): 1.59 kcal/mol
Dissociation entropy (TΔSdiss): 0.63 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-132957
Assembly 2 (preferred)
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Multimeric state: monomeric
Accessible surface area: 21387.66 Å2
Buried surface area: 110.69 Å2
Dissociation area: 55.34 Å2
Dissociation energy (ΔGdiss): 2.81 kcal/mol
Dissociation entropy (TΔSdiss): 0.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-132957
Assembly 3
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Multimeric state: monomeric
Accessible surface area: 21703.85 Å2
Buried surface area: 247.11 Å2
Dissociation area: 60.12 Å2
Dissociation energy (ΔGdiss): 2.85 kcal/mol
Dissociation entropy (TΔSdiss): 0.63 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-132957
Assembly 4
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Multimeric state: monomeric
Accessible surface area: 21579.75 Å2
Buried surface area: 471.96 Å2
Dissociation area: 46.78 Å2
Dissociation energy (ΔGdiss): 1.43 kcal/mol
Dissociation entropy (TΔSdiss): 0.63 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-132957
Assembly 5
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Multimeric state: homo dimer
Accessible surface area: 41253.6 Å2
Buried surface area: 2622.51 Å2
Dissociation area: 986.94 Å2
Dissociation energy (ΔGdiss): 4.01 kcal/mol
Dissociation entropy (TΔSdiss): 14.7 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-132958
Assembly 6
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Multimeric state: homo dimer
Accessible surface area: 41087.75 Å2
Buried surface area: 2914.92 Å2
Dissociation area: 1,097.92 Å2
Dissociation energy (ΔGdiss): 3.44 kcal/mol
Dissociation entropy (TΔSdiss): 14.71 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-132958

Macromolecules

Chains: A, B, C, D
Length: 479 amino acids
Theoretical weight: 54.99 KDa
Source organisms: Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P08483 (Residues: 57-259, 482-589; Coverage: 53%)
  • Canonical: P00720 (Residues: 1-161; Coverage: 98%)
  • nullnull
Gene names: Chrm-3, Chrm3, E
Pfam:
InterPro:
CATH:

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