Structure of PDB 1m56 Chain B

Receptor sequence
>1m56B (length=260) Species: 1063 (Cereibacter sphaeroides) [Search protein sequence]
LEIIGRPQPGGTGFQPSASPVATQIHWLDGFILVIIAAITIFVTLLILYA
VWRFHEKRNKVPARFTHNSPLEIAWTIVPIVILVAIGAFSLPVLFNQQEI
PEADVTVKVTGYQWYWGYEYPDEEISFESYMIGSPATGGDNRMSPEVEQQ
LIEAGYSRDEFLLATDTAMVVPVNKTVVVQVTGADVIHSWTVPAFGVKQD
AVPGRLAQLWFRAEREGIFFGQCSELCGISHAYMPITVKVVSEEAYAAWL
EQARGGTYEL
3D structure
PDB1m56 The X-ray crystal structures of wild-type and EQ(I-286) mutant cytochrome c oxidases from Rhodobacter sphaeroides.
ChainB
Resolution2.3 Å
3D
structure
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Enzymatic activity
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 CU B C252 C256 H260 C223 C227 H231
BS02 CU B H217 C256 H188 C227
Gene Ontology
Molecular Function
GO:0004129 cytochrome-c oxidase activity
GO:0005507 copper ion binding
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
Biological Process
GO:0022900 electron transport chain
GO:0042773 ATP synthesis coupled electron transport
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:1m56, PDBe:1m56, PDBj:1m56
PDBsum1m56
PubMed12144789
UniProtQ03736|COX2_CERSP Cytochrome c oxidase subunit 2 (Gene Name=ctaC)

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