ID   PQQD_GLUOX              Reviewed;          96 AA.
AC   Q9L3B1; Q5FS90;
DT   16-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2000, sequence version 1.
DT   25-MAY-2022, entry version 86.
DE   RecName: Full=PqqA binding protein;
DE   AltName: Full=Coenzyme PQQ synthesis protein D;
DE   AltName: Full=Pyrroloquinoline quinone biosynthesis protein D;
GN   Name=pqqD; OrderedLocusNames=GOX0984;
OS   Gluconobacter oxydans (strain 621H) (Gluconobacter suboxydans).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC   Acetobacteraceae; Gluconobacter.
OX   NCBI_TaxID=290633;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=ATCC 9937 / LMG 1404 / NCIMB 8084;
RX   PubMed=11111029; DOI=10.1111/j.1574-6968.2000.tb09429.x;
RA   Felder M., Gupta A., Verma V., Kumar A., Qazi G.N., Cullum J.;
RT   "The pyrroloquinoline quinone synthesis genes of Gluconobacter oxydans.";
RL   FEMS Microbiol. Lett. 193:231-236(2000).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=621H;
RX   PubMed=15665824; DOI=10.1038/nbt1062;
RA   Prust C., Hoffmeister M., Liesegang H., Wiezer A., Fricke W.F.,
RA   Ehrenreich A., Gottschalk G., Deppenmeier U.;
RT   "Complete genome sequence of the acetic acid bacterium Gluconobacter
RT   oxydans.";
RL   Nat. Biotechnol. 23:195-200(2005).
CC   -!- FUNCTION: Functions as a PqqA binding protein and presents PqqA to
CC       PqqE, in the pyrroloquinoline quinone (PQQ) biosynthetic pathway.
CC   -!- PATHWAY: Cofactor biosynthesis; pyrroloquinoline quinone biosynthesis.
CC   -!- SUBUNIT: Monomer. Interacts with PqqE.
CC   -!- SIMILARITY: Belongs to the PqqD family. {ECO:0000305}.
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DR   EMBL; AJ277117; CAB83200.1; -; Genomic_DNA.
DR   EMBL; CP000009; AAW60756.1; -; Genomic_DNA.
DR   RefSeq; WP_011252551.1; NZ_LT900338.1.
DR   AlphaFoldDB; Q9L3B1; -.
DR   SMR; Q9L3B1; -.
DR   STRING; 290633.GOX0984; -.
DR   EnsemblBacteria; AAW60756; AAW60756; GOX0984.
DR   KEGG; gox:GOX0984; -.
DR   HOGENOM; CLU_163864_0_0_5; -.
DR   OMA; KHVRIQY; -.
DR   UniPathway; UPA00539; -.
DR   Proteomes; UP000006375; Chromosome.
DR   GO; GO:0048038; F:quinone binding; IEA:InterPro.
DR   GO; GO:0018189; P:pyrroloquinoline quinone biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.10.10.1150; -; 1.
DR   HAMAP; MF_00655; PQQ_syn_PqqD; 1.
DR   InterPro; IPR008792; PQQD.
DR   InterPro; IPR022479; PqqD_bac.
DR   InterPro; IPR041881; PqqD_sf.
DR   Pfam; PF05402; PqqD; 1.
DR   TIGRFAMs; TIGR03859; PQQ_PqqD; 1.
PE   3: Inferred from homology;
KW   PQQ biosynthesis; Reference proteome.
FT   CHAIN           1..96
FT                   /note="PqqA binding protein"
FT                   /id="PRO_0000219962"
SQ   SEQUENCE   96 AA;  10639 MW;  2D8F753DA5C30EDE CRC64;
     MTEAPHVVAE GTVLSFARGH RLQHDRVRDV WIVQAPEKAF VVEGAAPHIL RLLDGKRSVG
     EIIQQLAIEF SAPREVIAKD VLALLSELTE KNVLHT