SMTL ID : 1nul.1

XPRTASE FROM E. COLI

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-tetramer

Ligands

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

SO4.1: 3 residues within 4Å: Chain A: S.36, R.37, G.38 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.37, A:G.38 Salt bridges: A:R.37 SO4.3: 4 residues within 4Å: Chain A: R.53 Chain B: S.36, R.37, G.38 5 PLIP interactions: 1 interactions with chain A, 4 interactions with chain B Salt bridges: A:R.53, B:R.37 Hydrogen bonds: B:S.36, B:R.37, B:G.38 SO4.5: 3 residues within 4Å: Chain C: S.36, R.37, G.38 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:R.37, C:G.38 Salt bridges: C:R.37 SO4.7: 4 residues within 4Å: Chain C: R.53 Chain D: S.36, R.37, G.38 5 PLIP interactions: 4 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:S.36, D:R.37, D:G.38 Salt bridges: D:R.37, C:R.53

4 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 2 residues within 4Å: Chain A: D.88, D.89 6 PLIP interactions: 1 interactions with chain A, 5 Ligand-Water interactions Metal complexes: A:D.89, H2O.5, H2O.5, H2O.5, H2O.5, H2O.5 MG.4: 3 residues within 4Å: Chain B: G.38, D.88, D.89 6 PLIP interactions: 1 interactions with chain B, 5 Ligand-Water interactions Metal complexes: B:D.89, H2O.8, H2O.9, H2O.9, H2O.9, H2O.9 MG.6: 2 residues within 4Å: Chain C: D.88, D.89 6 PLIP interactions: 1 interactions with chain C, 5 Ligand-Water interactions Metal complexes: C:D.89, H2O.13, H2O.13, H2O.13, H2O.13, H2O.13 MG.8: 3 residues within 4Å: Chain D: G.38, D.88, D.89 6 PLIP interactions: 1 interactions with chain D, 5 Ligand-Water interactions Metal complexes: D:D.89, H2O.17, H2O.17, H2O.17, H2O.17, H2O.17

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vos, S. et al., Crystal structure of Escherichia coli xanthine phosphoribosyltransferase. Biochemistry (1997)

Release Date

1997-05-15

Peptides

XANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

XANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE

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