Structure of PDB 7eun Chain B Binding Site BS03

Receptor Information

>7eun Chain B (length=274) Species: 1914 (Streptomyces lavendulae)

MIDLIVSQGRVADRAAWMIEGAARTARALEERYGLKGHYVGEPAPHADDD
WSVALPQARETLVAVREAATESIKGDNLTVLVNNTCSVSLATLPVVAREH
PDAVVLYIDGHGDFNTPETTDTGYLGGMVLSGACGLWDSGHGAGLRPEQA
VLVGSRDIDEGERELIRKAGVRVIPPGEATAQAVLDAVKDAPVWIHIDWD
VLEPGSIPADYTVPDGMLPAQIRAVFEAIPAERLIGVELAELNAPADSER
AEQAVAVILDMVAPAFDAAAARPL

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: 7eun Chain B Residue 403

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7eun Catalytic mechanism of DcsB: Arginase framework used for hydrolyzing its inhibitor.
• Resolution: 1.28 Å
• Binding residue (original residue number in PDB): D198 D200 D210 E241
• Binding residue (residue number reindexed from 1): D198 D200 D210 E241
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 3.5.3.25: N(omega)-hydroxy-L-arginine amidinohydrolase.

Gene Ontology

Molecular Function

• GO:0004053 arginase activity
• GO:0016787 hydrolase activity
• GO:0016813 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amidines
• GO:0030145 manganese ion binding
• GO:0046872 metal ion binding

Biological Process

• GO:0017000 antibiotic biosynthetic process
• GO:0019547 arginine catabolic process to ornithine

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol

External links

• PDB: RCSB:7eun, PDBe:7eun, PDBj:7eun
• PDBsum: 7eun
• PubMed: 35634777
• UniProt: D2Z025|DCSB_STRLA N(omega)-hydroxy-L-arginine amidinohydrolase (Gene Name=dcsB)