SMTL ID : 2pwu.1

tRNA guanine transglycosylase in complex with guanine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.77 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: C.318, C.320, C.323, H.349 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.318, A:C.320, A:C.323, A:H.349 ZN.6: 4 residues within 4Å: Chain B: C.318, C.320, C.323, H.349 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.318, B:C.320, B:C.323, B:H.349

2 x GUN: GUANINE(Non-covalent)

GUN.2: 11 residues within 4Å: Chain A: D.102, S.103, Y.106, D.156, I.201, Q.203, G.229, G.230, A.232, M.260 Ligands: GOL.4 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:D.102, A:S.103, A:Y.106, A:Q.203, A:G.230 Water bridges: A:A.232, A:M.260 Salt bridges: A:D.102, A:D.156 GUN.7: 11 residues within 4Å: Chain B: D.102, S.103, Y.106, D.156, I.201, Q.203, G.229, G.230, A.232, M.260 Ligands: GOL.9 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:D.102, B:S.103, B:Y.106, B:Q.203, B:G.230 Water bridges: B:A.232, B:M.260 Salt bridges: B:D.102, B:D.156

6 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 7 residues within 4Å: Chain A: P.56, E.57, R.60, G.94, W.95, D.96, R.97 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:P.56, A:D.96, A:D.96, A:R.97 GOL.4: 4 residues within 4Å: Chain A: D.102, G.261, D.280 Ligands: GUN.2 1 PLIP interactions: 1 interactions with chain A Water bridges: A:G.261 GOL.5: 6 residues within 4Å: Chain A: F.16, S.17, I.18, D.253, D.254, K.255 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:I.18, A:D.254 GOL.8: 7 residues within 4Å: Chain B: P.56, E.57, R.60, G.94, W.95, D.96, R.97 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:P.56, B:D.96, B:D.96, B:R.97 GOL.9: 4 residues within 4Å: Chain B: D.102, G.261, D.280 Ligands: GUN.7 1 PLIP interactions: 1 interactions with chain B Water bridges: B:G.261 GOL.10: 6 residues within 4Å: Chain B: F.16, S.17, I.18, D.253, D.254, K.255 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:I.18, B:D.254

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tidten, N. et al., Glutamate versus Glutamine Exchange Swaps Substrate Selectivity in tRNA-Guanine Transglycosylase: Insight into the Regulation of Substrate Selectivity by Kinetic and Crystallographic Studies. J.Mol.Biol. (2007)

Release Date

2007-10-30

Peptides

Queuine tRNA-ribosyltransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Queuine tRNA-ribosyltransferase

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