Structure of PDB 3lr9 Chain A

Receptor sequence
>3lr9A (length=152) Species: 9796 (Equus caballus) [Search protein sequence]
GLSDGEWQQVLNVWGKVEADIAGHGQEVLIRLFTGHPETLEKFDKFKHLK
TEAEMKASEDLKKHGTVVLTALGGILKKKGHHEAELKPLAQSHATKHKIP
IKYLEFISDAIIHVLHSKHPGDFGADAQGAMTKALELFRNDIAAKYKELG
FQ
3D structure
PDB3lr9 Synchrotron X-ray-Induced Photoreduction of Ferric Myoglobin Nitrite Crystals Gives the Ferrous Derivative with Retention of the O-Bonded Nitrite Ligand.
ChainA
Resolution1.55 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.11.1.-
1.7.-.-
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 K42 F43 K45 H64 V68 L89 S92 H93 H97 I99 Y103 F138 K42 F43 K45 H64 V68 L89 S92 H93 H97 I99 Y103 F138
BS02 NO2 A H64 V68 H64 V68
BS03 NO2 A G1 L2 W7 L137 G1 L2 W7 L137
BS04 NO2 A S3 D4 G5 S3 D4 G5
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0005344 oxygen carrier activity
GO:0016491 oxidoreductase activity
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0098809 nitrite reductase activity
Biological Process
GO:0015671 oxygen transport
GO:0019430 removal of superoxide radicals
Cellular Component
GO:0005737 cytoplasm
GO:0016528 sarcoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3lr9, PDBe:3lr9, PDBj:3lr9
PDBsum3lr9
PubMed20568729
UniProtP68082|MYG_HORSE Myoglobin (Gene Name=MB)

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