Structure of PDB 3ir6 Chain B

Receptor sequence
>3ir6B (length=509) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
MKIRSQVGMVLNLDKCIGCHTCSVTCKNVWTSREGVEYAWFNNVETKPGQ
GFPTDWENQEKYKGGWIRKINGKLQPRMGNRAMLLGKIFANPHLPGIDDY
YEPFDFDYQNLHTAPEGSKSQPIARPRSLITGERMAKIEKGPNWEDDLGG
EFDKLAKDKNFDNIQKAMYSQFENTFMMYLPRLCEHCLNPACVATCPSGA
IYKREEDGIVLIDQDKCRGWRMCITGCPYKKIYFNWKSGKSEKCIFCYPR
IEAGQPTVCSETCVGRIRYLGVLLYDADAIERAASTENEKDLYQRQLDVF
LDPNDPKVIEQAIKDGIPLSVIEAAQQSPVYKMAMEWKLALPLHPEYRTL
PMVWYVPPLSPIQSAADAGELGSNGILPDVESLRIPVQYLANLLTAGDTK
PVLRALKRMLAMRHYKRAETVDGKVDTRALEEVGLTEAQAQEMYRYLAIA
NYEDRFVVPSSHRELAREAFPEKNGCGFTFGDGCHGSDTKFNLFNSRRID
AIDVTSKTE
3D structure
PDB3ir6 Protein crystallography reveals a role for the FS0 cluster of Escherichia coli nitrate reductase A (NarGHI) in enzyme maturation.
ChainB
Resolution2.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.7.5.1: nitrate reductase (quinone).
Interaction with ligand
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008940 nitrate reductase activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051538 3 iron, 4 sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding
GO:0160182 nitrate reductase (quinone) activity
Biological Process
GO:0009061 anaerobic respiration
GO:0019645 anaerobic electron transport chain
GO:0042126 nitrate metabolic process
GO:0042128 nitrate assimilation
Cellular Component
GO:0005886 plasma membrane
GO:0009325 nitrate reductase complex
GO:0016020 membrane
GO:0044799 NarGHI complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3ir6, PDBe:3ir6, PDBj:3ir6
PDBsum3ir6
PubMed20053990
UniProtP11349|NARH_ECOLI Respiratory nitrate reductase 1 beta chain (Gene Name=narH)

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