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Crystal structure of Thermus thermophilus glutamyl-tRNA synthetase complexed with ATP and Glu

X-ray diffraction
1.8Å resolution
PDB entry 1j09 coloured by chain, front view.
PDB entry 1j09 coloured by chain, side view.
PDB entry 1j09 coloured by chain, top view.
Source organism: Thermus thermophilus
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Glutamate--tRNA ligase
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Multimeric state: monomeric
Accessible surface area: 21436.02 Å2
Buried surface area: 917.94 Å2
Dissociation area: 412.97 Å2
Dissociation energy (ΔGdiss): 4.4 kcal/mol
Dissociation entropy (TΔSdiss): 5.32 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-150904

Macromolecules

Glutamate--tRNA ligase
Chain: A
Length: 468 amino acids
Theoretical weight: 53.99 KDa
Source organism: Thermus thermophilus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P27000 (Residues: 1-468; Coverage: 100%)
Gene names: TTHA0438, gltX
Pfam:
InterPro:
CATH:
SCOP:
Glutamate--tRNA ligase in PDB entry 1j09, assembly 1, front view.
Glutamate--tRNA ligase in PDB entry 1j09, assembly 1, side view.
Glutamate--tRNA ligase in PDB entry 1j09, assembly 1, top view.
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