SMTL ID : 1kog.4 (4 other biounits)

Crystal structure of E. coli threonyl-tRNA synthetase interacting with the essential domain of its mRNA operator

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.50 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain B: C.93, H.144, Y.221, H.270 Ligands: TSB.2 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:C.93, B:H.144, B:H.270 ZN.3: 5 residues within 4Å: Chain D: C.93, H.144, Y.221, H.270 Ligands: TSB.4 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:C.93, D:H.144, D:H.270

2 x TSB: 5'-O-(N-(L-THREONYL)-SULFAMOYL)ADENOSINE(Non-covalent)

TSB.2: 25 residues within 4Å: Chain B: M.91, C.93, R.122, E.124, M.133, R.134, V.135, F.138, Q.140, D.142, A.143, H.144, Y.221, Q.238, C.239, G.240, T.241, Q.243, H.270, R.271, A.272, G.275, S.276, R.279 Ligands: ZN.1 21 PLIP interactions: 21 interactions with chain B Hydrophobic interactions: B:D.142, B:A.272 Hydrogen bonds: B:R.122, B:R.122, B:V.135, B:V.135, B:Q.140, B:D.142, B:D.142, B:A.143, B:Q.238, B:Q.238, B:Q.243, B:R.271, B:S.276, B:R.279 Salt bridges: B:R.122 pi-Stacking: B:F.138, B:F.138 pi-Cation interactions: B:R.279, B:R.279 TSB.4: 25 residues within 4Å: Chain D: M.91, C.93, R.122, E.124, M.133, R.134, V.135, F.138, Q.140, D.142, A.143, H.144, Y.221, Q.238, C.239, G.240, T.241, Q.243, H.270, R.271, A.272, G.275, S.276, R.279 Ligands: ZN.3 22 PLIP interactions: 22 interactions with chain D Hydrophobic interactions: D:D.142, D:A.272 Hydrogen bonds: D:R.122, D:R.122, D:E.124, D:V.135, D:V.135, D:Q.140, D:D.142, D:A.143, D:Y.221, D:Q.238, D:Q.238, D:Q.243, D:R.271, D:S.276, D:R.279 Salt bridges: D:R.122 pi-Stacking: D:F.138, D:F.138 pi-Cation interactions: D:R.279, D:R.279

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Torres-Larios, A. et al., Structural basis of translational control by Escherichia coli threonyl tRNA synthetase. Nat.Struct.Biol. (2002)

Release Date

2002-04-26

Peptides

Threonyl-tRNA synthetase: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

B
G

D
G

Threonyl-tRNA synthetase

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