Structure of PDB 6otd Chain A

Receptor sequence
>6otdA (length=153) Species: 404589 (Anaeromyxobacter sp. Fw109-5) [Search protein sequence]
ETVFEELKRYVGWGDGDERALRSLHGAAAPHFPRLAEEFYDRILGHEGAR
TALVGGESQVGHLKVTMIAWLDELLGGPWDEAYWDRRYRIGRVHVRIGLP
QHYMFGAMNVHRTGLARLAYERFHGDPPELERVRNALGKVLDLELAVMLH
TYR
3D structure
PDB6otd Disruption of the dimerization interface of the sensing domain in the dimeric heme-based oxygen sensorAfGcHK abolishes bacterial signal transduction.
ChainA
Resolution1.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.7.13.3: histidine kinase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 HEM A F44 I48 Q64 H67 L68 M72 W75 I95 H99 I102 L104 M113 F39 I43 Q59 H62 L63 M67 W70 I90 H94 I97 L99 M108
BS02 IMD A F44 L68 T71 M72 F39 L63 T66 M67
Gene Ontology
Molecular Function
GO:0019825 oxygen binding
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:6otd, PDBe:6otd, PDBj:6otd
PDBsum6otd
PubMed31914416
UniProtA7HD43|GCHK_ANADF Globin-coupled histidine kinase (Gene Name=gchK)

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