SMTL ID : 4rrq.1

K121M mutant of N-terminal editing domain of threonyl-tRNA synthetase from Pyrococcus abyssi with L-Ser3AA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.79 Å

Oligo State

homo-dimer

Ligands

2 x A3S: SERINE-3'-AMINOADENOSINE(Non-covalent)

A3S.1: 18 residues within 4Å: Chain A: A.19, L.20, I.43, S.44, V.45, Y.79, P.80, F.81, A.82, L.88, A.89, A.94, F.117, G.118, Y.119, Y.120, M.121 Chain B: E.134 10 PLIP interactions: 9 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:V.45, A:V.45, A:A.82, A:A.89, A:G.118, A:Y.119, A:Y.119, A:M.121, B:E.134 Water bridges: A:A.19 A3S.2: 18 residues within 4Å: Chain A: E.134 Chain B: A.19, L.20, I.43, S.44, V.45, Y.79, P.80, F.81, A.82, L.88, A.89, A.94, F.117, G.118, Y.119, Y.120, M.121 12 PLIP interactions: 3 interactions with chain A, 9 interactions with chain B Hydrogen bonds: A:E.134, B:V.45, B:V.45, B:A.82, B:A.89, B:G.118, B:Y.119, B:Y.119, B:M.121 Water bridges: A:E.134, A:E.134, B:H.83

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ahmad, S. et al., Specificity and catalysis hardwired at the RNA-protein interface in a translational proofreading enzyme. Nat Commun (2015)

Release Date

2015-07-15

Peptides

Threonine--tRNA ligase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Threonine--tRNA ligase

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