Structure of PDB 2pu9 Chain A Binding Site BS01

Receptor Information

>2pu9 Chain A (length=110) Species: 1143 (Synechocystis sp.)

NKTLAAMKNFAEQYAKRTDTYFCSDLSVTAVVIEGLARHKEELGSPLCPC
RHYEDKEAEVKNTFWNCPCVPMRERKECHCMLFLTPDNDFAGDAQDIPME
TLEEVKASMA

Ligand information

• Ligand ID: SF4
• InChI: InChI=1S/4Fe.4S
• InChIKey: LJBDFODJNLIPKO-UHFFFAOYSA-N
• SMILES:
  OpenEye OEToolkits 2.0.7: [S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
  CACTVS 3.385: S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
• Formula: Fe4 S4
• Name: IRON/SULFUR CLUSTER
• PDB chain: 2pu9 Chain A Residue 400

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2pu9 Structural snapshots along the reaction pathway of ferredoxin-thioredoxin reductase.
• Resolution: 1.65 Å
• Binding residue (original residue number in PDB): C55 C74 C76 M79 C85 C87 F90
• Binding residue (residue number reindexed from 1): C48 C67 C69 M72 C78 C80 F83
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 1.8.7.2: ferredoxin:thioredoxin reductase.

Gene Ontology

Molecular Function

• GO:0005515 protein binding
• GO:0009055 electron transfer activity
• GO:0016491 oxidoreductase activity
• GO:0016730 oxidoreductase activity, acting on iron-sulfur proteins as donors
• GO:0046872 metal ion binding
• GO:0051539 4 iron, 4 sulfur cluster binding
• GO:0103012 ferredoxin-thioredoxin reductase activity

Biological Process

• GO:0015979 photosynthesis

External links

• PDB: RCSB:2pu9, PDBe:2pu9, PDBj:2pu9
• PDBsum: 2pu9
• PubMed: 17611542
• UniProt: Q55389|FTRC_SYNY3 Ferredoxin-thioredoxin reductase, catalytic chain (Gene Name=ftrC)