Skip Header

Contribute Send feedback
Read comments (?) or add your own

B2I0I3 (PQQC_ACIBC) Reviewed, UniProtKB/Swiss-Prot

Last modified January 25, 2012. Version 22. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Pyrroloquinoline-quinone synthase
EC=1.3.3.11
Alternative name(s):
Coenzyme PQQ synthesis protein C
Pyrroloquinoline quinone biosynthesis protein C
Gene names
Name:pqqC
Ordered Locus Names:ACICU_01796
OrganismAcinetobacter baumannii (strain ACICU) [Complete proteome] [HAMAP]
Taxonomic identifier405416 [NCBI]
Taxonomic lineageBacteria › Proteobacteria › Gammaproteobacteria › Pseudomonadales › Moraxellaceae › Acinetobacter › Acinetobacter calcoaceticus/baumannii complex

Protein attributes

Sequence length252 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.

Ontologies

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

Inferred from electronic annotation. Source: UniProtKB-KW

   Molecular functionpyrroloquinoline-quinone synthase activity

Inferred from electronic annotation. Source: EC

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 252252Pyrroloquinoline-quinone synthase HAMAP MF_00654
PRO_1000131173

Sequences

Sequence LengthMass (Da)Tools
B2I0I3 [UniParc].

Last modified June 10, 2008. Version 1.
Checksum: 93E44DDBCBCDB233

FASTA25229,665
        10         20         30         40         50         60 
MTQTPEALTT EQFKQAIIDK GQYYHIYHPF HVMMYEGKAT QQQIQAWVAN RYYYQINIPL 

        70         80         90        100        110        120 
KDAAIMANCP NQRVRQEWIQ RMIDQDGEYP DGGGREAWLR LAEAVGLSRE QVISEELVLP 

       130        140        150        160        170        180 
GVRFAVDAYV NFARRASWRE AASSSLTELF APQIHQSRLE SWPQHYPWID DKGYEYFRSR 

       190        200        210        220        230        240 
LSQARRDVEH GLTITLDSFT THEQQQRMLE ILQFKLDILW SILDALTLAY VHNEAPYHSV 

       250 
TQERVWHKGL FK

« Hide

References

[1]"Whole-genome pyrosequencing of an epidemic multidrug-resistant Acinetobacter baumannii strain belonging to the European clone II group."
Iacono M., Villa L., Fortini D., Bordoni R., Imperi F., Bonnal R.J., Sicheritz-Ponten T., De Bellis G., Visca P., Cassone A., Carattoli A.
Antimicrob. Agents Chemother. 52:2616-2625(2008) [PubMed: 18411315] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: ACICU.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ		CP000863 Genomic DNA. Translation: ACC57108.1.
RefSeqYP_001846455.1. NC_010611.1.

3D structure databases

ProteinModelPortalB2I0I3.
ModBaseSearch...

Protein-protein interaction databases

STRINGB2I0I3.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID6234922.
GenomeReviewsGene locus ACICU_01796 in contig CP000863_GR.
KEGGabc:ACICU_01796.
PATRIC20712358. VBIAciBau103538_1869.

Organism-specific databases

CMRSearch...

Phylogenomic databases

HOGENOMHBG288944.
OMADSWPQHY.
ProtClustDBPRK05157.

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 namePQQC_ACIBC
AccessionPrimary (citable) accession number: B2I0I3
Entry history
Integrated into UniProtKB/Swiss-Prot: April 14, 2009
Last sequence update: June 10, 2008
Last modified: January 25, 2012
This is version 22 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

PATHWAY comments

Index of metabolic and biosynthesis pathways

SIMILARITY comments

Index of protein domains and families

to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·Documents