Structure of PDB 6t1b Chain A Binding Site BS03

Receptor Information

>6t1b Chain A (length=271) Species: 1422 (Geobacillus stearothermophilus)

PDIFQQEARGWLRCGAPPFAGAVAGLTTKHGGESKGPFASLNMGLHVGDD
RTDVVNNRRRLAEWLAFPLERWVCCEQVHGADIQKVTKSDRGNGAQDFAT
AVPGVDGLYTDEAGVLLALCFADCVPIYFVAPSAGLVGLAHAGWRGTAGG
IAGHMVWLWQTREHIAPSDIYVAIGPAIGPCCYTVDDRVVDSLRPTLPPE
SPLPWRETSPGQYALDLKEANRLQLLAAGVPNSHIYVSERCTSCEEALFF
SHRRDRGTTGRMLAFIGRREE

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: 6t1b Chain A Residue 303

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6t1b FAMIN Is a Multifunctional Purine Enzyme Enabling the Purine Nucleotide Cycle.
• Resolution: 1.2 Å
• Binding residue (original residue number in PDB): H80 C125 H142
• Binding residue (residue number reindexed from 1): H79 C124 H141
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 2.4.2.1: purine-nucleoside phosphorylase.
  2.4.2.28: S-methyl-5'-thioadenosine phosphorylase.
  3.5.4.4: adenosine deaminase.

Gene Ontology

Molecular Function

• GO:0004000 adenosine deaminase activity
• GO:0004731 purine-nucleoside phosphorylase activity
• GO:0005507 copper ion binding
• GO:0016740 transferase activity
• GO:0016787 hydrolase activity
• GO:0017061 S-methyl-5-thioadenosine phosphorylase activity
• GO:0046872 metal ion binding
• GO:0046936 2'-deoxyadenosine deaminase activity

External links

• PDB: RCSB:6t1b, PDBe:6t1b, PDBj:6t1b
• PDBsum: 6t1b
• PubMed: 31978345
• UniProt: P84138|PURNU_GEOS3 Purine nucleoside phosphorylase YlmD (Gene Name=ylmD)