Structure of PDB 6k5z Chain B Binding Site BS03

Receptor Information

>6k5z Chain B (length=314) Species: 178306 (Pyrobaculum aerophilum str. IM2)

MEIRKDPFTGEYILVSPHRLKRPWQPEGACPFCPGAPETGRGWDVLILPN
RYPVVTENPPEPTAEDLYEVIPARGSSLVVVETPQHDVDDLSDLPLGQIK
KILTAVAEAQRKAEKEGNAAYFLFFRNKGKEIGVSLTHPHSQIYILPVVP
PRVRAELQASYEWYVKHGSCLHCRIVEKEEKRLVFQNRNWKAFVPFYAKW
PHEVHIYPKRHRSLLTELTDEEVADLAEALKITLCALKQVAGIPMPYIMV
LHQAPLPRPTQYYHLHFEIYGMYRPDGKLKHAAGAELGASLFTLDTTPEE
TAARIKAALQKCLK

Ligand information

• Ligand ID: FE
• InChI: InChI=1S/Fe/q+3
• InChIKey: VTLYFUHAOXGGBS-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  CACTVS 3.341
  OpenEye OEToolkits 1.5.0: [Fe+3]
• Formula: Fe
• Name: FE (III) ION
• DrugBank: DB13949
• PDB chain: 6k5z Chain B Residue 1003

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6k5z Unique active site formation in a novel galactose 1-phosphate uridylyltransferase from the hyperthermophilic archaeon Pyrobaculum aerophilum.
• Resolution: 2.33 Å
• Binding residue (original residue number in PDB): E156 H252 H266 E268
• Binding residue (residue number reindexed from 1): E156 H252 H266 E268
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): C30 C33 H86 N127 S135 H138 H140 Q142
• Catalytic site (residue number reindexed from 1): C30 C33 H86 N127 S135 H138 H140 Q142

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0008108 UDP-glucose:hexose-1-phosphate uridylyltransferase activity
• GO:0008270 zinc ion binding
• GO:0016779 nucleotidyltransferase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0005975 carbohydrate metabolic process
• GO:0006012 galactose metabolic process
• GO:0033499 galactose catabolic process via UDP-galactose

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:6k5z, PDBe:6k5z, PDBj:6k5z
• PDBsum: 6k5z
• PubMed: 31693208
• UniProt: Q8ZXN7