Structure of PDB 1ino Chain A Binding Site BS01

Receptor Information

>1ino Chain A (length=175) Species: 562 (Escherichia coli)

SLLNVPAGKDLPEDIYVVIEIPANADPIKYEIDKESGALFVDRFMSTAMF
YPCNYGYINHTLSLDGDPVDVLVPTPYPLQPGSVIRCRPVGVLKMTDEAG
EDAKLVAVPHSKLSKEYDHIKDVNDLPELLKAQIAHFFEHYKDLEKGKWV
KVEGWENAEAAKAEIVASFERAKNK

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: 1ino Chain A Residue 176

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1ino Mg2+ activation of Escherichia coli inorganic pyrophosphatase.
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): D65 D70 D102
• Binding residue (residue number reindexed from 1): D65 D70 D102
• 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:0005515 protein binding
• GO:0008270 zinc ion binding
• GO:0016787 hydrolase activity
• GO:0046872 metal ion binding
• GO:0050355 inorganic triphosphate phosphatase activity

Biological Process

• GO:0006796 phosphate-containing compound metabolic process

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0016020 membrane

External links

• PDB: RCSB:1ino, PDBe:1ino, PDBj:1ino
• PDBsum: 1ino
• PubMed: 8543015
• UniProt: P0A7A9|IPYR_ECOLI Inorganic pyrophosphatase (Gene Name=ppa)