Structure of PDB 1y8k Chain A

Receptor sequence
>1y8kA (length=141) Species: 9796 (Equus caballus) [Search protein sequence]
VLSAADKTNVKAAWSKVGGHAGEYGAEALERMFLGFPTTKTYFPHFDLSH
GSAQVKAHGKKVGDALTLAVGHLDDLPGALSDLSNLHAHKLRVDPVNFKL
LSHCLLSTLAVHLPNDFTPAVHASLDKFLSSVSTVLTSKYR
3D structure
PDB1y8k A new relaxed state in horse methemoglobin characterized by crystallographic studies.
ChainA
Resolution2.3 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 F43 H45 F46 H58 K61 L86 H87 L91 N97 L101 L136 F43 H45 F46 H58 K61 L86 H87 L91 N97 L101 L136
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0005344 oxygen carrier activity
GO:0005506 iron ion binding
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0031720 haptoglobin binding
GO:0043177 organic acid binding
GO:0046872 metal ion binding
Biological Process
GO:0015671 oxygen transport
GO:0042744 hydrogen peroxide catabolic process
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005833 hemoglobin complex
GO:0031838 haptoglobin-hemoglobin complex

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Cellular Component
External links
PDB RCSB:1y8k, PDBe:1y8k, PDBj:1y8k
PDBsum1y8k
PubMed15887226
UniProtP01958|HBA_HORSE Hemoglobin subunit alpha (Gene Name=HBA)

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