Structure of PDB 5b7c Chain A Binding Site BS01

Receptor Information

>5b7c Chain A (length=206) Species: 6645 (Octopus vulgaris)

PSYTLHYFNHRGRAEICRMLFAAAGVQYNDRRIESSEWDSMRNKMPCHMM
PMLELDNRTQIPQSMAMARYLAREFGFHGRNNMEMARVDFISDCFYDILD
DYMRMYFDGNCRMMFSSEKRMRFQETCRRILPFMERTLEMYSGGSQYFMG
DQMTMADMMCYCALENPLMEEPSMLSSYPKLMALRNRVMNHSKMSSYLQR
RCRTEF

Ligand information

• Ligand ID: GSH
• InChI: InChI=1S/C10H17N3O6S/c11-5(10(18)19)1-2-7(14)13-6(4-20)9(17)12-3-8(15)16/h5-6,20H,1-4,11H2,(H,12,17)(H,13,14)(H,15,16)(H,18,19)/t5-,6-/m0/s1
• InChIKey: RWSXRVCMGQZWBV-WDSKDSINSA-N
• SMILES:
  ACDLabs 12.01: O=C(NCC(=O)O)C(NC(=O)CCC(C(=O)O)N)CS
  OpenEye OEToolkits 1.7.6: C(CC(=O)N[C@@H](CS)C(=O)NCC(=O)O)[C@@H](C(=O)O)N
  CACTVS 3.370: N[CH](CCC(=O)N[CH](CS)C(=O)NCC(O)=O)C(O)=O
  CACTVS 3.370: N[C@@H](CCC(=O)N[C@@H](CS)C(=O)NCC(O)=O)C(O)=O
  OpenEye OEToolkits 1.7.6: C(CC(=O)NC(CS)C(=O)NCC(=O)O)C(C(=O)O)N
• Formula: C10 H17 N3 O6 S
• Name: GLUTATHIONE
• ChEMBL: CHEMBL1543
• DrugBank: DB00143
• ZINC: ZINC000003830891
• PDB chain: 5b7c Chain A Residue 301

Receptor-Ligand Complex Structure

Structure summary

• PDB: 5b7c Structure of a Highly Active Cephalopod S-crystallin Mutant: New Molecular Evidence for Evolution from an Active Enzyme into Lens-Refractive Protein.
• Resolution: 2.35 Å
• Binding residue (original residue number in PDB): R14 W39 H49 M50 M51 Q64 S65 Y97 G110 C112
• Binding residue (residue number reindexed from 1): R13 W38 H48 M49 M50 Q63 S64 Y96 G109 C111
• Annotation score: 4

Enzymatic activity

• Catalytic site (original residue number in PDB): F116
• Catalytic site (residue number reindexed from 1): F115

Gene Ontology

Molecular Function

• GO:0004364 glutathione transferase activity
• GO:0005212 structural constituent of eye lens

Biological Process

• GO:0006749 glutathione metabolic process

External links

• PDB: RCSB:5b7c, PDBe:5b7c, PDBj:5b7c
• PDBsum: 5b7c
• PubMed: 27499004
• UniProt: A0A1C7D1H4