Structure of PDB 6h59 Chain B Binding Site BS01

Receptor Information

>6h59 Chain B (length=196) Species: 83332 (Mycobacterium tuberculosis H37Rv)

ITTPIARGLLRVGLTPDVVTILGTTASVAGALTLFPMGKLFAGACVVWFF
VLFDMLDGAMARERGGGTRFGAVLDATCDRISDGAVFCGLLWWIAFHMRD
RPLVIATLICLVTSQVISYIKARAEASGLRGDGGFIERPERLIIVLTGAG
VSDFPFVPWPPALSVGMWLLAVASVITCVQRLHTVWTSPGAIDRMA

Ligand information

• Ligand ID: MG
• InChI: InChI=1S/Mg/q+2
• InChIKey: JLVVSXFLKOJNIY-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Mg+2]
  CACTVS 3.341: [Mg++]
• Formula: Mg
• Name: MAGNESIUM ION
• DrugBank: DB01378
• PDB chain: 6h59 Chain B Residue 302

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6h59 Structure ofMycobacterium tuberculosisphosphatidylinositol phosphate synthase reveals mechanism of substrate binding and metal catalysis.
• Resolution: 1.8 Å
• Binding residue (original residue number in PDB): D68 D71
• Binding residue (residue number reindexed from 1): D54 D57
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 2.7.8.-

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0003881 CDP-diacylglycerol-inositol 3-phosphatidyltransferase activity
• GO:0016740 transferase activity
• GO:0016780 phosphotransferase activity, for other substituted phosphate groups
• GO:0046872 metal ion binding

Biological Process

• GO:0008654 phospholipid biosynthetic process
• GO:0046474 glycerophospholipid biosynthetic process

Cellular Component

• GO:0005886 plasma membrane
• GO:0009274 peptidoglycan-based cell wall
• GO:0016020 membrane

External links

• PDB: RCSB:6h59, PDBe:6h59, PDBj:6h59
• PDBsum: 6h59
• PubMed: 31098408
• UniProt: P9WPG7|PIPS_MYCTU Phosphatidylinositol phosphate synthase (Gene Name=pgsA1)