Structure of PDB 6ezj Chain R Binding Site BS04

Receptor Information

>6ezj Chain R (length=185) Species: 3702 (Arabidopsis thaliana)

RIGEVKRETKETNVSVKINLDGHGVSDSSTGIPFLDHMLDQLASHGLFDV
HVRATGDTHIDDHHTNEDVALAIGTALLKALGERKGINRFGDFTAPLDEA
LIHVSLDLSGRPYLGYNLEIPTQRVGTYDTQLVEHFFQSLVNTSGMTLHI
RQLAGKNSHHIIEATFKAFARALRQATESDPRRGG

Ligand information

• Ligand ID: 5LD
• InChI: InChI=1S/C5H10N3O4P/c9-5(2-13(10,11)12)1-8-4-6-3-7-8/h3-5,9H,1-2H2,(H2,10,11,12)/t5-/m1/s1
• InChIKey: ZXKJPBBOMRHTCH-RXMQYKEDSA-N
• SMILES:
  CACTVS 3.385: O[C@H](Cn1cncn1)C[P](O)(O)=O
  OpenEye OEToolkits 1.9.2: c1ncn(n1)CC(CP(=O)(O)O)O
  CACTVS 3.385: O[CH](Cn1cncn1)C[P](O)(O)=O
  ACDLabs 12.01: OP(O)(CC(O)Cn1ncnc1)=O
  OpenEye OEToolkits 1.9.2: c1ncn(n1)C[C@H](CP(=O)(O)O)O
• Formula: C5 H10 N3 O4 P
• Name: [(2R)-2-hydroxy-3-(1H-1,2,4-triazol-1-yl)propyl]phosphonic acid;
  (R)-C348
• PDB chain: 6ezj Chain R Residue 303

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6ezj Elucidating the structural basis for differing enzyme inhibitor potency by cryo-EM.
• Resolution: 3.1 Å
• Binding residue (original residue number in PDB): H169 H170 E173
• Binding residue (residue number reindexed from 1): H159 H160 E163
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 4.2.1.19: imidazoleglycerol-phosphate dehydratase.

Gene Ontology

Molecular Function

• GO:0004424 imidazoleglycerol-phosphate dehydratase activity

Biological Process

• GO:0000105 L-histidine biosynthetic process

External links

• PDB: RCSB:6ezj, PDBe:6ezj, PDBj:6ezj
• PDBsum: 6ezj
• PubMed: 29434040
• UniProt: O23346|HIS5B_ARATH Imidazoleglycerol-phosphate dehydratase 2, chloroplastic (Gene Name=HISN5B)