Structure of PDB 1ehk Chain A Binding Site BS01

Receptor Information
>1ehk Chain A (length=544) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AYPEKKATLYFLVLGFLALIVGSLFGPFQALNYGNVDAYPLLKRLLPFVQ
SYYQGLTLHGVLNAIVFTQLFAQAIMVYLPARELNMRPNMGLMWLSWWMA
FIGLVVAALPLLANEATVLYTFYPPLKGHWAFYLGASVFVLSTWVSIYIV
LDLWRRWKAANPGKVTPLVTYMAVVFWLMWFLASLGLVLEAVLFLLPWSF
GLVEGVDPLVARTLFWWTGHPIVYFWLLPAYAIIYTILPKQAGGKLVSDP
MARLAFLLFLLLSTPVGFHHQFADPGIDPTWKMIHSVLTLFVAVPSLMTA
FTVAASLEFAGRLRGGRGLFGWIRALPWDNPAFVAPVLGLLGFIPGGAGG
IVNASFTLDYVVHNTAWVPGHFHLQVASLVTLTAMGSLYWLLPNLTGKPI
SDAQRRLGLAVVWLWFLGMMIMAVGLHWAGLLNVPRRAYIAQVPDAYPHA
AVPMVFNVLAGIVLLVALLLFIYGLFSVLLSRLAEAPLPFAEVISGPEDR
RLVLAMDRIGFWFAVAAILVVLAYGPTLVQLFGHLNPVPGWRLW
Ligand information
Ligand IDCU
InChIInChI=1S/Cu/q+2
InChIKeyJPVYNHNXODAKFH-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Cu+2]
CACTVS 3.341[Cu++]
FormulaCu
NameCOPPER (II) ION
ChEMBL
DrugBankDB14552
ZINC
PDB chain1ehk Chain A Residue 803 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ehk Structure and mechanism of the aberrant ba(3)-cytochrome c oxidase from thermus thermophilus.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		H233 H282 H283
Binding residue
(residue number reindexed from 1)		H220 H269 H270
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H72 P101 Y133 S155 T156 H233 I235 Y237 Y248 H282 H283 S309 G331 H384 F385 H386 R449 R450
Catalytic site (residue number reindexed from 1) H59 P88 Y120 S142 T143 H220 I222 Y224 Y235 H269 H270 S296 G318 H371 F372 H373 R436 R437
Enzyme Commision number 7.1.1.9: cytochrome-c oxidase.
Gene Ontology
Molecular Function
GO:0004129 cytochrome-c oxidase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0006119 oxidative phosphorylation
GO:0009060 aerobic respiration
GO:1902600 proton transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1ehk, PDBe:1ehk, PDBj:1ehk
PDBsum1ehk
PubMed10775261
UniProtQ5SJ79|COX1_THET8 Cytochrome c oxidase subunit 1 (Gene Name=cbaA)

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