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Q3J7X2 (Q3J7X2_NITOC) Unreviewed, UniProtKB/TrEMBL

Last modified December 14, 2011. Version 36. Feed History...

Clusters with 100%, 90%, 50% identity | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
Pyrroloquinoline-quinone synthase HAMAP MF_00654
EC=1.3.3.11 HAMAP MF_00654
Alternative name(s):
Coenzyme PQQ synthesis protein C HAMAP MF_00654
Pyrroloquinoline quinone biosynthesis protein C HAMAP MF_00654
Gene names
Name:pqqC HAMAP MF_00654
Ordered Locus Names:Noc_2621
OrganismNitrosococcus oceani (strain ATCC 19707 / NCIMB 11848) [Complete proteome] [HAMAP] EMBL ABA59074.1
Taxonomic identifier323261 [NCBI]
Taxonomic lineageBacteria › Proteobacteria › Gammaproteobacteria › Chromatiales › Chromatiaceae › Nitrosococcus

Protein attributes

Sequence length240 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Function

Ring cyclization and eight-electron oxidation of 3a-(2-amino-2-carboxyethyl)-4,5-dioxo-4,5,6,7,8,9-hexahydroquinoline-7,9-dicarboxylic-acid to PQQ By similarity. HAMAP MF_00654

Catalytic activity

6-(2-amino-2-carboxyethyl)-7,8-dioxo-1,2,3,4,7,8-hexahydroquinoline-2,4-dicarboxylate + 3 O2 = 4,5-dioxo-4,5-dihydro-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate + 2 H2O2 + 2 H2O. HAMAP MF_00654

Pathway

Cofactor biosynthesis; pyrroloquinoline quinone biosynthesis. HAMAP MF_00654

Sequence similarities

Belongs to the pqqC family. HAMAP MF_00654

Ontologies

Keywords
   Biological processPQQ biosynthesis HAMAP MF_00654
   Molecular functionOxidoreductase HAMAP MF_00654
   Technical termComplete proteome
Gene Ontology (GO)
   Biological processpyrroloquinoline quinone biosynthetic process

Inferred from electronic annotation. Source: HAMAP

   Molecular functionpyrroloquinoline-quinone synthase activity

Inferred from electronic annotation. Source: EC

Complete GO annotation...

Sequences

Sequence LengthMass (Da)Tools
Q3J7X2 [UniParc].

Last modified November 8, 2005. Version 1.
Checksum: 070AE9BCFAAEC68F

FASTA24028,430
        10         20         30         40         50         60 
MAGKKPWSRE EFEQKLQEKE CFYHIHHPFQ VLMNNGKLNQ YQVQGWVANR FYYHTCIPLK 

        70         80         90        100        110        120 
DAAILANCSQ RSVRRQWVQR ILDHDGYGED VGGIEAWLQL GEAVGLSRET LESQQQVLPG 

       130        140        150        160        170        180 
VRFAVDAYVN FARHATWQEA VCSSLTELFA PSLHQQRLDN WPRYYPWIKA EGYHYFRKRL 

       190        200        210        220        230        240 
NEARRDVRHG LEATLDYFQS RTQQEQALAI LQFKLDVLWT LLDALWMAYI ENRPPYHTEL

« Hide

References

[1]"Complete genome sequence of the marine, chemolithoautotrophic, ammonia-oxidizing bacterium Nitrosococcus oceani ATCC 19707."
Klotz M.G., Arp D.J., Chain P.S.G., El-Sheikh A.F., Hauser L.J., Hommes N.G., Larimer F.W., Malfatti S.A., Norton J.M., Poret-Peterson A.T., Vergez L.M., Ward B.B.
Appl. Environ. Microbiol. 72:6299-6315(2006) [PubMed: 16957257] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases

EMBL
GenBank
DDBJ		CP000127 Genomic DNA. Translation: ABA59074.1.
RefSeqYP_344604.1. NC_007484.1.

3D structure databases

ProteinModelPortalQ3J7X2.
SMRQ3J7X2. Positions 8-238.
ModBaseSearch...

Protein-protein interaction databases

STRINGQ3J7X2.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID3704512.
GenomeReviewsGene locus Noc_2621 in contig CP000127_GR.
KEGGnoc:Noc_2621.
NMPDRfig|323261.3.peg.2504.
PATRIC22709704. VBINitOce57959_3054.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG5424.
HOGENOMHBG288944.
OMADSWPQHY.
ProtClustDBPRK05157.

Enzyme and pathway databases

BioCycNOCE323261:NOC_2621-MONOMER.

Family and domain databases

HAMAPMF_00654. PQQ_syn_PqqC.
[Tree]
InterProIPR016084. Haem_Oase-like_multi-hlx.
IPR011845. PQQ_synth_PqqC.
IPR004305. TENA/THI4/PQQ_synthPqqC_dom.
[Graphical view]
Gene3DG3DSA:1.20.910.10. Haem_Oase-like_multi-hlx. 1 hit.
KOK06137.
PfamPF03070. TENA_THI-4. 1 hit.
[Graphical view]
SUPFAMSSF48613. Heme_oxygenase. 1 hit.
TIGRFAMsTIGR02111. PQQ_syn_pqqC. 1 hit.
ProtoNetSearch...

Entry information

Entry nameQ3J7X2_NITOC
AccessionPrimary (citable) accession number: Q3J7X2
Entry history
Integrated into UniProtKB/TrEMBL: November 8, 2005
Last sequence update: November 8, 2005
Last modified: December 14, 2011
This is version 36 of the entry and version 1 of the sequence. [Complete history]
Entry statusUnreviewed (UniProtKB/TrEMBL)
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