Structure of PDB 4z73 Chain L Binding Site BS02

Receptor Information

>4z73 Chain L (length=160) Species: 83332 (Mycobacterium tuberculosis H37Rv)

AMQFDVTIEIPKGQRNKYEVDHETGRVRLDRYLYTPMAYPTDYGFIEDTL
GDDGDPLDALVLLPQPVFPGVLVAARPVGMFRMVDEHGGDDKVLCVPAGD
PRWDHVQDIGDVPAFELDAIKHFFVHYKDLEPGKFVKAADWVDRAEAEAE
VQRSVERFKA

Ligand information

• Ligand ID: MN
• InChI: InChI=1S/Mn/q+2
• InChIKey: WAEMQWOKJMHJLA-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Mn+2]
  CACTVS 3.341: [Mn++]
• Formula: Mn
• Name: MANGANESE (II) ION
• DrugBank: DB06757
• PDB chain: 4z73 Chain L Residue 202

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4z73 Structural and computational dissection of the catalytic mechanism of the inorganic pyrophosphatase from Mycobacterium tuberculosis.
• Resolution: 3.3 Å
• Binding residue (original residue number in PDB): K127 D128 E130 K133
• Binding residue (residue number reindexed from 1): K128 D129 E131 K134
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 3.6.1.1: inorganic diphosphatase.

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0004427 inorganic diphosphate phosphatase activity
• GO:0016787 hydrolase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0006796 phosphate-containing compound metabolic process

Cellular Component

• GO:0005576 extracellular region
• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005886 plasma membrane
• GO:0044228 host cell surface

External links

• PDB: RCSB:4z73, PDBe:4z73, PDBj:4z73
• PDBsum: 4z73
• PubMed: 26296329
• UniProt: P9WI55|IPYR_MYCTU Inorganic pyrophosphatase (Gene Name=ppa)