Structure of PDB 3pau Chain A

Receptor sequence
>3pauA (length=464) Species: 316407 (Escherichia coli str. K-12 substr. W3110) [Search protein sequence]
ERPTLPIPDLLTTDARNRIQLTIGAGQSTFGGKTATTWGYNGNLLGPAVK
LQRGKAVTVDIYNQLTEETTLHWHGLEVPGEVDGGPQGIIPPGGKRSVTL
NVDQPAATCWFHPHQHGKTGRQVAMGLAGLVVIEDDEILKLMLPKQWGID
DVPVIVQDKKFSADGQIDYQLDVMTAAVGWFGDTLLTNGAIYPQHAAPRG
WLRLRLLNGCNARSLNFATSDNRPLYVIASDGGLLPEPVKVSELPVLMGE
RFEVLVEVNDNKPFDLVTLPVSQMGMAIAPFDKPHPVMRIQPIAISASGA
LPDTLSSLPALPSLEGLTVRKLQLSMDPMLDMMGMQMLMEKYGDQAMAGF
DFHHANKINGQAFDMNKPMFAAAKGQYERWVISGVGDMMLHPFHIHGTQF
RILSENGKPPAAHRAGWKDTVKVEGNVSEVLVKFNHDAPKEHAYMAHCHL
LEHEDTGMMLGFTV
3D structure
PDB3pau CueO in the resting oxidized state
ChainA
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H101 H103 H141 H143
Catalytic site (residue number reindexed from 1) H72 H74 H112 H114
Enzyme Commision number 1.16.3.4: cuproxidase.
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 A H101 H103 H446 H448 H72 H74 H394 H396
BS02 CU A H443 C500 H505 H391 C448 H453
Gene Ontology
Molecular Function
GO:0004322 ferroxidase activity
GO:0005507 copper ion binding
GO:0016491 oxidoreductase activity
GO:0016682 oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor
GO:0016722 oxidoreductase activity, acting on metal ions
GO:0016724 oxidoreductase activity, acting on metal ions, oxygen as acceptor
GO:0046872 metal ion binding
Biological Process
GO:0010273 detoxification of copper ion
GO:0046688 response to copper ion
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:3pau, PDBe:3pau, PDBj:3pau
PDBsum3pau
PubMed
UniProtP36649|CUEO_ECOLI Multicopper oxidase CueO (Gene Name=cueO)

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