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Structure of the K349P mutant of Gi alpha 1 subunit bound to ALF4 and GDP

X-ray diffraction
2.8Å resolution
PDB entry 2zjy coloured by chain, front view.
PDB entry 2zjy coloured by chain, side view.
PDB entry 2zjy coloured by chain, top view.
Source organism: Rattus norvegicus
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Guanine nucleotide-binding protein G(i) subunit alpha-1
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Multimeric state: monomeric
Accessible surface area: 14544.0 Å2
Buried surface area: 1169.24 Å2
Dissociation area: 151.04 Å2
Dissociation energy (ΔGdiss): 4.02 kcal/mol
Dissociation entropy (TΔSdiss): 1.06 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-145470

Macromolecules

Guanine nucleotide-binding protein G(i) subunit alpha-1
Chain: A
Length: 356 amino acids
Theoretical weight: 40.52 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli
UniProt:
  • Canonical: P10824 (Residues: 1-354; Coverage: 100%)
Gene names: Gnai-1, Gnai1
Pfam: G-protein alpha subunit
InterPro:
CATH:
Guanine nucleotide-binding protein G(i) subunit alpha-1 in PDB entry 2zjy, assembly 1, front view.
Guanine nucleotide-binding protein G(i) subunit alpha-1 in PDB entry 2zjy, assembly 1, side view.
Guanine nucleotide-binding protein G(i) subunit alpha-1 in PDB entry 2zjy, assembly 1, top view.
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