Structure of PDB 6nxi Chain A Binding Site BS02

Receptor Information

>6nxi Chain A (length=309) Species: 666 (Vibrio cholerae)

PAEQVHLSGPTMGTTYNIKYIQQPGIADSKTLQTEIDRLLEEVNDQMSTY
RKDSELSRFNQHTSSEPFAVSTQTLTVVKEAIRLNGLTEGALDVTVGPLV
NLWGFGPEARPDVVPTDEELNARRAITGIEHLTIEGNTLSKDIPELYVDL
STIAKGWGVDVVADYLQSQGIENYMVEIGGEIRLKGLNRDGVPWRIAIEK
PSVDQRSVQEIIEPGDYAIATSGDYRQDGVRYSHIIDPTTGRPINNRVVS
VTVLDKSCMTADGLATGLMVMGEERGMAVAEANQIPVLMIVKTDDGFKEY
ASSSFKPFL

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: 6nxi Chain A Residue 501

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6nxi Conserved residue His-257 ofVibrio choleraeflavin transferase ApbE plays a critical role in substrate binding and catalysis.
• Resolution: 1.61 Å
• Binding residue (original residue number in PDB): T171 D285 T289
• Binding residue (residue number reindexed from 1): T152 D262 T266
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 2.7.1.180: FAD:protein FMN transferase.

Gene Ontology

Molecular Function

• GO:0016740 transferase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0017013 protein flavinylation

Cellular Component

• GO:0005886 plasma membrane

External links

• PDB: RCSB:6nxi, PDBe:6nxi, PDBj:6nxi
• PDBsum: 6nxi
• PubMed: 31350338
• UniProt: A5F5Y3|APBE_VIBC3 FAD:protein FMN transferase (Gene Name=apbE)