Structure of PDB 2gkm Chain A

Receptor sequence
>2gkmA (length=127) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence]
GLLSRLRKREPISIYDKIGGHEAIEVVVEDFFVRVLADDQLSAFFSGTNM
SRLKGKQVEFFAAALGGPEPYTGAPMKQVHQGRGITMHHFSLVAGHLADA
LTAAGVPSETITEILGVIAPLAVDVTS
3D structure
PDB2gkm Ligand interactions in the distal heme pocket of Mycobacterium tuberculosis truncated hemoglobin N: roles of TyrB10 and GlnE11 residues
ChainA
Resolution1.731 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
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 F45 F46 T49 R53 L54 Q58 F61 Y72 G74 A75 M77 V80 H81 R84 I86 F91 V94 V126 F44 F45 T48 R52 L53 Q57 F60 Y71 G73 A74 M76 V79 H80 R83 I85 F90 V93 V125
Gene Ontology
Molecular Function
GO:0005344 oxygen carrier activity
GO:0005515 protein binding
GO:0008379 thioredoxin peroxidase activity
GO:0008941 nitric oxide dioxygenase NAD(P)H activity
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0015671 oxygen transport
GO:0034599 cellular response to oxidative stress
GO:0045454 cell redox homeostasis
GO:0046210 nitric oxide catabolic process
GO:0051410 detoxification of nitrogen compound
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Cellular Component
External links
PDB RCSB:2gkm, PDBe:2gkm, PDBj:2gkm
PDBsum2gkm
PubMed16846220
UniProtP9WN25|TRHBN_MYCTU Group 1 truncated hemoglobin GlbN (Gene Name=glbN)

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