SMTL ID : 3hy1.1 (1 other biounit)

Crystal Structure of catalytic fragment of E. coli AlaRS G237A in complex with SerSA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.79 Å

Oligo State

monomer

Ligands

1 x SSA: 5'-O-(N-(L-SERYL)-SULFAMOYL)ADENOSINE(Covalent)

SSA.1: 19 residues within 4Å: Chain A: R.69, D.76, R.85, H.86, H.87, F.90, M.92, W.170, E.209, I.210, W.211, N.212, V.214, D.235, T.236, A.237, G.239, R.242 Ligands: MG.4 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:R.69, A:R.69, A:D.76, A:D.76, A:H.87, A:E.209, A:E.209, A:E.209, A:N.212, A:N.212, A:D.235, A:T.236, A:G.239, A:R.242, A:R.242 Water bridges: A:G.42, A:N.253 Salt bridges: A:R.69 pi-Stacking: A:F.90, A:F.90 pi-Cation interactions: A:R.242

1 x HED: 2-HYDROXYETHYL DISULFIDE(Non-covalent)

HED.2: 3 residues within 4Å: Chain A: N.302, Y.398, D.399 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.399 Water bridges: A:Y.398

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 5 residues within 4Å: Chain A: R.85, H.86, E.209, R.242 Ligands: MG.4 3 PLIP interactions: 3 interactions with chain A Salt bridges: A:R.85, A:H.86, A:R.242

1 x MG: MAGNESIUM ION(Non-covalent)

MG.4: 3 residues within 4Å: Chain A: E.209 Ligands: SSA.1, SO4.3 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.209

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guo, M. et al., Paradox of mistranslation of serine for alanine caused by AlaRS recognition dilemma. Nature (2009)

Release Date

2009-12-15

Peptides

Alanyl-tRNA synthetase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alanyl-tRNA synthetase

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