Structure of PDB 1yhu Chain K

Receptor sequence
>1yhuK (length=148) Species: 6426 (Riftia pachyptila) [Search protein sequence]
AANCADAAAAIVQAQWEDVWSAAAAAASRVSAGEEVFAALFKMVPAAKNL
FTRVNVADINSPEFQGHVVRVMGGLDILINALDDIPTLESMLDHLAGQHA
VRDGVTGAGFQLMATVLMESLPQVVEGFNPDAWASCLAGIAAAISSAL
3D structure
PDB1yhu Sulfide binding is mediated by zinc ions discovered in the crystal structure of a hydrothermal vent tubeworm hemoglobin.
ChainK
Resolution3.15 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 K F51 R53 V54 H67 L95 Q98 H99 R102 G109 F110 M113 F51 R53 V54 H67 L95 Q98 H99 R102 G109 F110 M113
BS02 OXY K H67 V71 H67 V71
Gene Ontology
Molecular Function
GO:0005344 oxygen carrier activity
GO:0005506 iron ion binding
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0001666 response to hypoxia
GO:0015671 oxygen transport
Cellular Component
GO:0005576 extracellular region
GO:0005833 hemoglobin complex

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Molecular Function
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Cellular Component
External links
PDB RCSB:1yhu, PDBe:1yhu, PDBj:1yhu
PDBsum1yhu
PubMed15710902
UniProtQ8IFK2

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