Structure of PDB 4wqc Chain A Binding Site BS03

Receptor Information

>4wqc Chain A (length=229) Species: 572477 (Allochromatium vinosum DSM 180)

TVALTVPAAALLPDGALGESIVRGRRYLSDTPAQLPDFVGNGLACRHCHP
GRDGEVGTEANAAPFVGVVGRFPQYSARHGRLITLEQRIGDCFERSLNGR
ALALDHPALIDMLAYMSWLSQGVPVGAVVAGHGIPTLTLEREPDGVHGEA
LYQARCLACHGADGSGTLDADGRYLFPPLWGPRSFNTGAGMNRQATAAGF
IKHNMPLSLSDEEAWDVAGFVLTHPRPLF

Ligand information

• Ligand ID: THJ
• InChI: InChI=1S/H2O3S2/c1-5(2,3)4/h(H2,1,2,3,4)/p-2
• InChIKey: DHCDFWKWKRSZHF-UHFFFAOYSA-L
• SMILES:
  CACTVS 3.341: [O-][S]([S-])(=O)=O
  OpenEye OEToolkits 1.5.0: [O-]S(=O)(=O)[S-]
  ACDLabs 10.04: [O-]S([S-])(=O)=O
• Formula: O3 S2
• Name: THIOSULFATE
• PDB chain: 4wqc Chain A Residue 1006

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4wqc Thiosulfate Dehydrogenase (TsdA) from Allochromatium vinosum: STRUCTURAL AND FUNCTIONAL INSIGHTS INTO THIOSULFATE OXIDATION.
• Resolution: 1.56 Å
• Binding residue (original residue number in PDB): R82 R92 R99 G194
• Binding residue (residue number reindexed from 1): R78 R88 R95 G190
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 1.8.2.2: thiosulfate dehydrogenase.

Gene Ontology

Molecular Function

• GO:0009055 electron transfer activity
• GO:0016491 oxidoreductase activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding
• GO:0050338 thiosulfate dehydrogenase activity

Cellular Component

• GO:0042597 periplasmic space

External links

• PDB: RCSB:4wqc, PDBe:4wqc, PDBj:4wqc
• PDBsum: 4wqc
• PubMed: 25673691
• UniProt: D3RVD4|TSDA_ALLVD Thiosulfate dehydrogenase (Gene Name=tsdA)