Structure of PDB 3nsd Chain A

Receptor sequence
>3nsdA (length=462) Species: 562 (Escherichia coli) [Search protein sequence]
ERPTLPIPDLLTTDARNRIQLTIGAGQSTFGGKTATTWGYNGNLLGPAVK
LQRGKAVTVDIYNQLTEETTLHWHGLEVPGEVDGGPQGIIPPGGKRSVTL
NVDQPAATCWFHPHQHGKTGRQVAMGLAGLVVIEDDEILKLMLPKQWGID
DVPVIVQDKKFSADGQIDYQLDVMTAAVGWFGDTLLTNGAIYPQHAAPRG
WLRLRLLNGCNARSLNFATSDNRPLYVIASDGGLLPEPVKVSELPVLMGE
RFEVLVEVNDNKPFDLVTLPVSQMGMAIAPFDKPHPVMRIQPIAISASGA
LPDTLSSLPALPSLEGLTVRKLQLSMDPMLDMMGMQMLMEKYGDQAMAGF
HHANKINGQAFDMNKPMFAAAKGQYERWVISGVGDMMLHPFHIHGTQFRI
LSENGKPPAAHRAGWKDTVKVEGNVSEVLVKFNHDAPKEHAYMAHCHLLE
HEDTGMMLGFTV
3D structure
PDB3nsd Crystal structures of multicopper oxidase CueO bound to copper(I) and silver(I): functional role of a methionine-rich sequence.
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 H392 H394
BS02 CU A H143 H448 H499 H114 H394 H445
BS03 CU A H103 H141 H501 H74 H112 H447
BS04 CU A H443 C500 H505 H389 C446 H451
BS05 AG A M355 D360 D439 M441 M326 D331 D385 M387
BS06 AG A M358 M362 M329 M333
BS07 AG A M368 M376 M339 M347
BS08 O A H141 H499 H501 H112 H445 H447
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:3nsd, PDBe:3nsd, PDBj:3nsd
PDBsum3nsd
PubMed21903583
UniProtP36649|CUEO_ECOLI Multicopper oxidase CueO (Gene Name=cueO)

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