Structure analysis

Crystal structures of E.coli arginyl-trna synthetase (argrs) in complex with substrate TRNA(Arg)

X-ray diffraction
3Å resolution
Assembly composition:
hetero dimer (preferred)
Entry contents: 1 distinct polypeptide molecule
1 distinct RNA molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 35590.35 Å2
Buried surface area: 3350.01 Å2
Dissociation area: 1,675.01 Å2
Dissociation energy (ΔGdiss): 35.43 kcal/mol
Dissociation entropy (TΔSdiss): 13.57 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-145965
Assembly 2
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Multimeric state: hetero dimer
Accessible surface area: 35226.98 Å2
Buried surface area: 2917.97 Å2
Dissociation area: 1,458.98 Å2
Dissociation energy (ΔGdiss): 23.29 kcal/mol
Dissociation entropy (TΔSdiss): 13.55 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-145965

Macromolecules

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Name: tRNA
Representative chains: B, D
Source organism: Geobacillus stearothermophilus [1422]
Expression system: Escherichia coli [562]
Length: 77 nucleotides
Theoretical weight: 24.82 KDa
Rfam: tRNA

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