Structure of PDB 7cqu Chain B Binding Site BS02

Receptor Information

>7cqu Chain B (length=429) Species: 2203891 (Rhodovulum sp. 12E13)

TDLASIAREKGIEFFLISFTDLLGVQRAKLVPARAIADMAVNGAGFAGFA
AWLDMSPADADILAIPDPESLIQLPWKPSVGWLAADVHFEGRPFPKAPRV
ALKSVLARAAGKDMHLKHGVECEFFLIQPDGSAISDPADTQAKPCYDQDA
LMRRFDVIAEICSYMVDLGWGPYQNDHEDANGQFEMNWDYADALVTADRH
AFFKFMVKSVAERHGLRATFMPKPFAHLTGNGCHTHLSMWTAAGDNLFEG
DGELGLSPTAYAFLGGLIGHAKGLTAVVNPTVNSYKRLNAPVTVSGATWS
PNTITYGGNNRTHMVRIPDAGRLELRLPDGAANPYLMPAAILAAGLDGIE
TQADPGQRLDIDMYVEGHSVEAEQLPLNLLDAVRALEADEVLAGGLGAAA
AAFAKFKRAEWADYKSQLTEWERRTTLDC

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: 7cqu Chain B Residue 502

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7cqu Crystal structures of gamma-glutamylmethylamide synthetase provide insight into bacterial metabolism of oceanic monomethylamine.
• Resolution: 2.06 Å
• Binding residue (original residue number in PDB): E122 H235 E325
• Binding residue (residue number reindexed from 1): E121 H234 E324
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 6.3.1.2: glutamine synthetase.

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0003824 catalytic activity
• GO:0004356 glutamine synthetase activity
• GO:0016874 ligase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0006542 glutamine biosynthetic process
• GO:0009399 nitrogen fixation

External links

• PDB: RCSB:7cqu, PDBe:7cqu, PDBj:7cqu
• PDBsum: 7cqu
• PubMed: 33199371
• UniProt: A0A369R1N0