ID   PQQC_ACICJ              Reviewed;         246 AA.
AC   A5FUM6;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   12-JUN-2007, sequence version 1.
DT   16-JUN-2009, entry version 15.
DE   RecName: Full=Pyrroloquinoline-quinone synthase;
DE            EC=1.3.3.11;
DE   AltName: Full=Coenzyme PQQ synthesis protein C;
DE   AltName: Full=Pyrroloquinoline quinone biosynthesis protein C;
GN   Name=pqqC; OrderedLocusNames=Acry_0079;
OS   Acidiphilium cryptum (strain JF-5).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC   Acetobacteraceae; Acidiphilium.
OX   NCBI_TaxID=349163;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H.,
RA   Pitluck S., Sims D., Brettin T., Bruce D., Han C., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Kim E., Magnuson T.,
RA   Richardson P.;
RT   "Complete sequence of chromosome of Acidiphilium cryptum JF-5.";
RL   Submitted (MAY-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Ring cyclization and eight-electron oxidation of 3a-(2-
CC       amino-2-carboxyethyl)-4,5-dioxo-4,5,6,7,8,9-hexahydroquinoline-
CC       7,9-dicarboxylic-acid to PQQ (By similarity).
CC   -!- CATALYTIC ACTIVITY: 6-(2-amino-2-carboxyethyl)-7,8-dioxo-
CC       1,2,3,4,7,8-hexahydroquinoline-2,4-dicarboxylate + 3 O(2) = 4,5-
CC       dioxo-4,5-dihydro-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate
CC       + 2 H(2)O(2) + 2 H(2)O.
CC   -!- PATHWAY: Cofactor biosynthesis; pyrroloquinoline quinone
CC       biosynthesis.
CC   -!- SIMILARITY: Belongs to the pqqC family.
CC   -----------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution-NoDerivs License
CC   -----------------------------------------------------------------------
DR   EMBL; CP000697; ABQ29308.1; -; Genomic_DNA.
DR   RefSeq; YP_001233227.1; -.
DR   GeneID; 5162239; -.
DR   GenomeReviews; CP000697_GR; Acry_0079.
DR   KEGG; acr:Acry_0079; -.
DR   OMA; A5FUM6; AWALNRY.
DR   GO; GO:0033732; F:pyrroloquinoline-quinone synthase activity; IEA:EC.
DR   GO; GO:0055114; P:oxidation reduction; IEA:UniProtKB-KW.
DR   GO; GO:0018189; P:pyrroloquinoline quinone biosynthetic process; IEA:HAMAP.
DR   HAMAP; MF_00654; -; 1.
DR   InterPro; IPR011845; PQQ_synth_PqqC.
DR   InterPro; IPR004305; TENA/THI4/PQQ_synth_PqqC.
DR   Pfam; PF03070; TENA_THI-4; 1.
DR   TIGRFAMs; TIGR02111; PQQ_syn_pqqC; 1.
PE   3: Inferred from homology;
KW   Complete proteome; Oxidoreductase; PQQ biosynthesis.
FT   CHAIN         1    246       Pyrroloquinoline-quinone synthase.
FT                                /FTId=PRO_1000061666.
SQ   SEQUENCE   246 AA;  27693 MW;  06241FA6803AA75D CRC64;
     MTVLMSPDEL EAALRAVGAA RYHNRHPFHQ LLHGGKLDKR QVQAWALNRY CYQAAIPIKD
     ATLIARTDDS ELRRIWRQRL VDHDGTQPGE GGIVRWLALA EGLGLDRDMV ISERRALPAT
     RFAVRAYVDF VRDRSLLEAV ASSLTEMFSP TIISERVSGM LANYDFITRE TLAYFNARLD
     QAPRDADFAL DYVKRHARTP EQQQAAIAAL TFKCDVLWAQ LDALHHAYVS PGLIPPGAFG
     HDGIWS
//