Structure of PDB 6k9z Chain B Binding Site BS03

Receptor Information

>6k9z Chain B (length=301) Species: 178306 (Pyrobaculum aerophilum str. IM2)

MEIRKDPFTGEYILVSPCPFCPGAPETGRGWDVLILPNRYPVVTENPPEP
TAEDLYEVIPARGSSLVVVETPQHDVDDLSDLPLGQIKKILTAVAEAQRK
AEKEGNAAYFLFFRNKGKEIGVSLTHPFSQIYILPVVPPRVRAELQASYE
WYVKHGSCLHCRIVEKEEKRLVFQNRNWKAFVPFYAKWPHEVHIYPKRHR
SLLTELTDEEVADLAEALKITLCALKQVAGIPMPYIMVLHQAPLPRPTQY
YHLHFEIYGMYRPDGKLKHAAGAELGASLFTLDTTPEETAARIKAALQKC
L

Ligand information

• Ligand ID: ZN
• InChI: InChI=1S/Zn/q+2
• InChIKey: PTFCDOFLOPIGGS-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Zn++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Zn+2]
• Formula: Zn
• Name: ZINC ION
• ChEMBL: CHEMBL1236970
• DrugBank: DB14532
• PDB chain: 6k9z Chain B Residue 1003

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6k9z Unique active site formation in a novel galactose 1-phosphate uridylyltransferase from the hyperthermophilic archaeon Pyrobaculum aerophilum.
• Resolution: 1.78 Å
• Binding residue (original residue number in PDB): C170 C173 H211 H264
• Binding residue (residue number reindexed from 1): C158 C161 H199 H252
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): C30 C33 H86 N127 S135 H138 F140 Q142
• Catalytic site (residue number reindexed from 1): C18 C21 H74 N115 S123 H126 F128 Q130

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:6k9z, PDBe:6k9z, PDBj:6k9z
• PDBsum: 6k9z
• PubMed: 31693208
• UniProt: Q8ZXN7