7ka0

X-ray diffraction
2.4Å resolution

Crystal structure of the complex of M. tuberculosis PheRS with cognate precursor tRNA and phenylalanine

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-161428 (preferred)
Entry contents:
2 distinct polypeptide molecules
1 distinct RNA molecule
Macromolecules (3 distinct):
Phenylalanine--tRNA ligase alpha subunit Chains: A, D
Molecule details ›
Chains: A, D
Length: 341 amino acids
Theoretical weight: 37.42 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WFU3 (Residues: 1-341; Coverage: 100%)
Gene names: MTCY06H11.14, Rv1649, pheS
Sequence domains:
Phenylalanine--tRNA ligase beta subunit Chains: B, E
Molecule details ›
Chains: B, E
Length: 835 amino acids
Theoretical weight: 88.87 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WFU1 (Residues: 1-831; Coverage: 100%)
Gene names: MTCY06H11.15, Rv1650, pheT
Sequence domains:
tRNA(Phe) Chains: C, F
Molecule details ›
Chains: C, F
Length: 77 nucleotides
Theoretical weight: 24.84 KDa
Sequence domains: tRNA

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: C2
Unit cell:
a: 292.859Å b: 109.98Å c: 127.951Å
α: 90° β: 100.16° γ: 90°
R-values:
R R work R free
0.179 0.177 0.215
Expression system: Escherichia coli BL21(DE3)