Structure of PDB 2kb2 Chain A Binding Site BS01

Receptor Information

>2kb2 Chain A (length=148) Species: 272620 (Klebsiella pneumoniae subsp. pneumoniae MGH 78578)

GEFMLTTLIYRSQVHPDRPPVDLDALVHRASSKNLPLGITGILLFNGLQF
FQVLEGTEEALESLFSEIQSDPRHRDVVELMRDYSAYRRFHGTGMRILDL
RLFETDGALEEILRFSTFGVTEPVNDRMFRLLSAFIADGGRYCLPEPL

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: 2kb2 Chain A Residue 149

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2kb2 Structure and insight into blue light-induced changes in the BlrP1 BLUF domain
• Resolution: N/A
• Binding residue (original residue number in PDB): L26 R29 A30 K33 N34 F50 Q52 L64 D71 R73 M95
• Binding residue (residue number reindexed from 1): L26 R29 A30 K33 N34 F50 Q52 L64 D71 R73 M95
• Annotation score: 4

Gene Ontology

Molecular Function

• GO:0009882 blue light photoreceptor activity
• GO:0071949 FAD binding

External links

• PDB: RCSB:2kb2, PDBe:2kb2, PDBj:2kb2
• PDBsum: 2kb2
• PubMed: 19191473
• UniProt: A6T8V8