SMTL ID : 1i0l.1

ANALYSIS OF AN INVARIANT ASPARTIC ACID IN HPRTS-ASPARAGINE MUTANT

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.72 Å

Oligo State

homo-dimer

Ligands

3 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 2 residues within 4Å: Chain A: D.171 Ligands: PRP.3 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.171, H2O.4, H2O.4, H2O.4 MG.4: 2 residues within 4Å: Chain B: D.171 Ligands: PRP.7 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.171, H2O.6, H2O.6, H2O.7 MG.5: 3 residues within 4Å: Chain B: E.111, D.112 Ligands: PRP.7 No protein-ligand interaction detected (PLIP)

2 x 7HP: 7-HYDROXY-PYRAZOLO[4,3-D]PYRIMIDINE(Non-covalent)

7HP.2: 8 residues within 4Å: Chain A: I.113, K.143, A.163, F.164, V.165, L.170, D.171 Ligands: PRP.3 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:K.143, A:K.143, A:V.165, A:V.165 Water bridges: A:N.115, A:N.115, A:D.171 pi-Stacking: A:F.164 7HP.6: 9 residues within 4Å: Chain B: Y.82, N.115, K.143, A.163, F.164, V.165, L.170, D.171 Ligands: PRP.7 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:Y.82, B:N.115, B:K.143, B:K.143, B:V.165, B:V.165 Water bridges: B:D.171

2 x PRP: 1-O-pyrophosphono-5-O-phosphono-alpha-D-ribofuranose(Non-covalent)

PRP.3: 12 residues within 4Å: Chain A: L.51, K.52, G.53, E.111, D.112, I.113, N.115, T.116, D.171, R.177 Ligands: MG.1, 7HP.2 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:K.52, A:G.53, A:I.113, A:N.115, A:T.116, A:T.116 Water bridges: A:N.115, A:L.118, A:D.171, A:R.177, A:R.177, A:R.177, A:R.177 Salt bridges: A:R.177 PRP.7: 21 residues within 4Å: Chain B: L.51, K.52, G.53, V.79, S.80, S.81, Y.82, E.111, D.112, I.113, V.114, N.115, T.116, A.117, L.118, T.119, D.171, R.177 Ligands: MG.4, MG.5, 7HP.6 23 PLIP interactions: 23 interactions with chain B Hydrogen bonds: B:K.52, B:G.53, B:S.81, B:Y.82, B:D.112, B:N.115, B:T.116, B:A.117, B:L.118, B:T.119, B:T.119 Water bridges: B:S.54, B:E.111, B:T.116, B:T.116, B:T.119, B:T.119, B:D.171, B:D.174, B:R.177, B:R.177, B:R.177 Salt bridges: B:R.177

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Canyuk, B. et al., The role for an invariant aspartic acid in hypoxanthine phosphoribosyltransferases is examined using saturation mutagenesis, functional analysis, and X-ray crystallography. Biochemistry (2001)

Release Date

2002-05-29

Peptides

HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE