Structure of PDB 1yhu Chain A

Receptor sequence
>1yhuA (length=145) Species: 6426 (Riftia pachyptila) [Search protein sequence]
ACAMLERAKVKDEWAKAYGIGAARSKFGDALWRNVFNYAPNARDIFESVN
SKDMASPEFKAHIARVLGGLDRVISMLDNQATLDADLAHLKSQHDPRTID
PVNFVVFRKALIATVAGTFGVCFDVPAWQGCYNIIAKGITGSDAA
3D structure
PDB1yhu Sulfide binding is mediated by zinc ions discovered in the crystal structure of a hydrothermal vent tubeworm hemoglobin.
ChainA
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 A I47 F48 V51 Q95 H96 R99 I101 N105 F106 F109 I45 F46 V49 Q93 H94 R97 I99 N103 F104 F107
BS02 OXY A W34 H64 V68 W32 H62 V66
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: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
UniProtQ8IFK4

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