SMTL ID : 1qpr.3 (2 other biounits)

QUINOLINATE PHOSPHORIBOSYLTRANSFERASE (QAPRTASE) FROM MYCOBACTERIUM TUBERCULOSIS IN COMPLEX WITH PHTHALATE AND PRPCP

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

homo-dimer

Ligands

4 x MN: MANGANESE (II) ION(Non-functional Binders)(Non-covalent)

MN.1: 1 residues within 4Å: Ligands: PPC.8 No protein-ligand interaction detected (PLIP) MN.2: 3 residues within 4Å: Chain A: E.200, D.221 Ligands: PPC.4 No protein-ligand interaction detected (PLIP) MN.5: 2 residues within 4Å: Chain B: D.279 Ligands: PPC.4 No protein-ligand interaction detected (PLIP) MN.6: 3 residues within 4Å: Chain B: E.200, D.221 Ligands: PPC.8 No protein-ligand interaction detected (PLIP)

2 x PHT: PHTHALIC ACID(Non-covalent)

PHT.3: 11 residues within 4Å: Chain A: T.137, R.138, K.139, H.160, R.161, L.169, K.171, L.219, S.247 Chain B: R.104 Ligands: PPC.4 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:T.137, A:L.169, A:L.219 Hydrogen bonds: A:R.138 Water bridges: A:R.138 Salt bridges: A:R.138, A:R.138, A:K.139, A:R.161, A:K.171, A:K.171, B:R.104 PHT.7: 11 residues within 4Å: Chain A: R.104 Chain B: T.137, R.138, K.139, H.160, R.161, L.169, K.171, L.219, S.247 Ligands: PPC.8 11 PLIP interactions: 1 interactions with chain A, 10 interactions with chain B Salt bridges: A:R.104, B:R.138, B:R.138, B:R.161, B:K.171, B:K.171 Hydrophobic interactions: B:T.137, B:L.169, B:L.219 Hydrogen bonds: B:R.138 pi-Stacking: B:H.160

2 x PPC: 1-O-[(R)-hydroxy(phosphonomethyl)phosphoryl]-5-O-phosphono-alpha-D-ribofuranose(Non-covalent)

PPC.4: 17 residues within 4Å: Chain A: T.137, K.139, K.171, D.172, E.200, D.221, S.247, G.248, A.267, G.269, A.270, H.273 Chain B: R.47, R.104 Ligands: MN.2, PHT.3, MN.5 19 PLIP interactions: 14 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:K.139, A:K.171, A:G.269, A:A.270, B:R.47, B:R.104, B:R.104 Water bridges: A:K.139, A:N.222, A:N.222, A:G.248, A:G.248, A:H.273, B:D.279 Salt bridges: A:K.139, A:K.139, A:K.171, A:H.273, B:R.104 PPC.8: 15 residues within 4Å: Chain A: R.47, R.104 Chain B: K.139, K.171, D.172, E.200, D.221, S.247, G.248, A.267, G.269, H.273 Ligands: MN.1, MN.6, PHT.7 18 PLIP interactions: 13 interactions with chain B, 5 interactions with chain A Hydrogen bonds: B:K.139, B:N.222, B:G.269, B:A.270, A:R.47, A:R.104, A:R.104 Water bridges: B:K.139, B:K.171, B:K.171, B:G.248, B:G.248, A:D.279, A:D.279 Salt bridges: B:K.139, B:K.139, B:K.171, B:H.273

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sharma, V. et al., Crystal structure of quinolinic acid phosphoribosyltransferase from Mycobacterium tuberculosis: a potential TB drug target. Structure (1998)

Release Date

1998-10-21

Peptides

QUINOLINIC ACID PHOSPHORIBOSYLTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

QUINOLINIC ACID PHOSPHORIBOSYLTRANSFERASE

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