Structure of PDB 1r2c Chain L Binding Site BS05

Receptor Information

>1r2c Chain L (length=273) Species: 1079 (Blastochloris viridis)

ALLSFERKYRVRGGTLIGGDLFDFWVGPYFVGFFGVSAIFFIFLGVSLIG
YAASQGPTWDPFAISINPPDLKYGLGAAPLLEGGFWQAITVCALGAFISW
MLREVEISRKLGIGWHVPLAFCVPIFMFCVLQVFRPLLLGSWGHAFPYGI
LSHLDWVNNFGYQYLNWHYNPGHMSSVSFLFVNAMALGLHGGLILSVANP
GDGDKVKTAEHENQYFRDVVGYSIGALSIHRLGLFLASNIFLTGAFGTIA
SGPFWTRGWPEWWGWWLDIPFWS

Ligand information

• Ligand ID: FE2
• InChI: InChI=1S/Fe/q+2
• InChIKey: CWYNVVGOOAEACU-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Fe+2]
  CACTVS 3.341: [Fe++]
• Formula: Fe
• Name: FE (II) ION
• DrugBank: DB14510
• PDB chain: 1r2c Chain M Residue 500

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1r2c Time-resolved crystallographic studies of light-induced structural changes in the photosynthetic reaction center.
• Resolution: 2.86 Å
• Binding residue (original residue number in PDB): H190 H230
• Binding residue (residue number reindexed from 1): H190 H230
• Annotation score: 4

Gene Ontology

Molecular Function

• GO:0042314 bacteriochlorophyll binding
• GO:0045156 electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
• GO:0046872 metal ion binding

Biological Process

• GO:0009772 photosynthetic electron transport in photosystem II
• GO:0015979 photosynthesis
• GO:0019684 photosynthesis, light reaction

Cellular Component

• GO:0016020 membrane
• GO:0030077 plasma membrane light-harvesting complex
• GO:0042717 plasma membrane-derived chromatophore membrane

External links

• PDB: RCSB:1r2c, PDBe:1r2c, PDBj:1r2c
• PDBsum: 1r2c
• PubMed: 15073325
• UniProt: P06009|RCEL_BLAVI Reaction center protein L chain (Gene Name=pufL)