Structure of PDB 6i20 Chain B Binding Site BS01

Receptor Information

>6i20 Chain B (length=133) Species: 2986 (Ochromonas danica)

GAMDYSLVKALQTAQQNFVISDPSIPDNPIVYASQGFLTLTGYALSEVLG
RNCRFLQGPETDPKAVEKVRKGLERGEDTTVVLLNYRKDGSTFWNQLFIA
ALRDGEGNVVNYLGVQCKVSEDYAKAFLKNEEK

Ligand information

• Ligand ID: FMN
• InChI: InChI=1S/C17H21N4O9P/c1-7-3-9-10(4-8(7)2)21(15-13(18-9)16(25)20-17(26)19-15)5-11(22)14(24)12(23)6-30-31(27,28)29/h3-4,11-12,14,22-24H,5-6H2,1-2H3,(H,20,25,26)(H2,27,28,29)/t11-,12+,14-/m0/s1
• InChIKey: FVTCRASFADXXNN-SCRDCRAPSA-N
• SMILES:
  OpenEye OEToolkits 1.7.6: Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(COP(=O)(O)O)O)O)O
  OpenEye OEToolkits 1.7.6: Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O)O)O
  ACDLabs 12.01: N=2C(=O)NC(=O)C3=Nc1cc(C)c(C)cc1N(C=23)CC(O)C(O)C(O)COP(=O)(O)O
  CACTVS 3.385: Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO[P](O)(O)=O)c2cc1C
  CACTVS 3.385: Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO[P](O)(O)=O)c2cc1C
• Formula: C17 H21 N4 O9 P
• Name: FLAVIN MONONUCLEOTIDE;
  RIBOFLAVIN MONOPHOSPHATE
• ChEMBL: CHEMBL1201794
• DrugBank: DB03247
• ZINC: ZINC000003831425
• PDB chain: 6i20 Chain B Residue 401

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6i20 A Noncanonical Chromophore Reveals Structural Rearrangements of the Light-Oxygen-Voltage Domain upon Photoactivation.
• Resolution: 1.37 Å
• Binding residue (original residue number in PDB): N229 C230 R231 L233 Q234 V243 R247 N262 L274 I276 Y289 G291 Q293
• Binding residue (residue number reindexed from 1): N52 C53 R54 L56 Q57 V66 R70 N85 L97 I99 Y112 G114 Q116
• Annotation score: 4

External links

• PDB: RCSB:6i20, PDBe:6i20, PDBj:6i20
• PDBsum: 6i20
• PubMed: 31082213
• UniProt: C5NSW6