Structure of PDB 2cua Chain B

Receptor sequence
>2cuaB (length=132) Species: 274 (Thermus thermophilus) [Search protein sequence]
AYTLATHTAGAGKLERVDPTTVRQEGPWADPAQAVVQTGPNQYTVYVLAF
AFGYQPNPIEVPQGAEIVFKITSPDVIHGFHVEGTNINVEVLPGEVSTVR
YTFKRPGEYRIICNQYCGLGHQNMFGTIVVKE
3D structure
PDB2cua The CuA domain of Thermus thermophilus ba3-type cytochrome c oxidase at 1.6 A resolution.
ChainB
Resolution1.6 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) F86 F88
Catalytic site (residue number reindexed from 1) F50 F52
Enzyme Commision number 7.1.1.9: cytochrome-c oxidase.
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 ZN B H117 E119 H81 E83
BS02 CUA B H114 C149 Q151 C153 H157 M160 H78 C113 Q115 C117 H121 M124
Gene Ontology
Molecular Function
GO:0004129 cytochrome-c oxidase activity
GO:0005507 copper ion binding
GO:0046872 metal ion binding
Biological Process
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
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Cellular Component
External links
PDB RCSB:2cua, PDBe:2cua, PDBj:2cua
PDBsum2cua
PubMed10360350
UniProtP98052|COX2_THETH Cytochrome c oxidase subunit 2 (Fragment) (Gene Name=cbaB)

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