3qqx Summary

pdbe.org/3qqx
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Reduced Native Intermediate of the Multicopper Oxidase CueO

A publication describing this structure is not available. The depositing authors are Montfort, W.R.search; Roberts, S.A.search; Singh, S.K.search

This crystal structure was determined using X-ray diffraction at a resolution of 1.5 Å and deposited in 2011.

The experimental data on which the structure is based was also deposited.

The PDB entry contains the structure of Blue copper oxidase CueO. This molecule has the UniProt identifier P36649 (CUEO_ECOLI)search. The sample contained 505 residues which is 100% of the natural sequence. Out of 505 residues 474 were observed and are deposited in the PDB.

It also contains one or more heterogenic compounds (e.g., ligands, co-factors, ions, modified amino acids, etc.); see here for a complete list.

The molecule is most likely monomeric.

The following tables show cross-reference information to other databases (to obtain a list of all PDB entries sharing the same property or classification, click on the magnifying glass icon):


Chain Name UniProt Name of source organism % of UniProt sequence present in the sample Residues in the sample molecules % of residues observed
A Blue copper oxidase CueO P36649 (29-516) (CUEO_ECOLI)search Escherichia coli K-12search 90% 505 93%


This entry contains 1 unique UniProt protein:

UniProt accession Name Organism PDB
P36649 (29 - 516) Blue copper oxidase CueO Escherichia coli K-12

Chain Sequence family (Pfam)
A (P36649) PF00394: Multicopper oxidasesearch, PF07731: Multicopper oxidasesearch, PF07732: Multicopper oxidasesearch

Chain ID Molecular function (GO) Cellular component (GO) Biological process (GO)
A (P36649) oxidoreductase activitysearch oxidoreductase activity, oxidizing metal ionssearch copper ion bindingsearch metal ion bindingsearch periplasmic spacesearch oxidation-reduction processsearch

Chain InterPro annotation
A Multicopper oxidase, type 1search Multicopper oxidase, copper-binding sitesearch Cupredoxinsearch Multicopper oxidase, type 2search Multicopper oxidase, type 3search