ID   PQQD_ACICA              Reviewed;          94 AA.
AC   P07781;
DT   01-AUG-1988, integrated into UniProtKB/Swiss-Prot.
DT   01-AUG-1988, sequence version 1.
DT   25-MAY-2022, entry version 63.
DE   RecName: Full=PqqA binding protein;
DE   AltName: Full=Coenzyme PQQ synthesis protein D;
DE   AltName: Full=Coenzyme PQQ synthesis protein II;
DE   AltName: Full=Pyrroloquinoline quinone biosynthesis protein D;
GN   Name=pqqD; Synonyms=pqqII;
OS   Acinetobacter calcoaceticus.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC   Acinetobacter; Acinetobacter calcoaceticus/baumannii complex.
OX   NCBI_TaxID=471;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=LMD 79.41;
RX   PubMed=2536663; DOI=10.1128/jb.171.1.447-455.1989;
RA   Goosen N., Horsman H.P.A., Huinen R.G.M., van de Putte P.;
RT   "Acinetobacter calcoaceticus genes involved in biosynthesis of the coenzyme
RT   pyrrolo-quinoline-quinone: nucleotide sequence and expression in
RT   Escherichia coli K-12.";
RL   J. Bacteriol. 171:447-455(1989).
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; X06452; CAA29755.1; -; Genomic_DNA.
DR   PIR; E32252; E32252.
DR   AlphaFoldDB; P07781; -.
DR   SMR; P07781; -.
DR   STRING; 471.BUM88_09595; -.
DR   UniPathway; UPA00539; -.
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.
FT   CHAIN           1..94
FT                   /note="PqqA binding protein"
FT                   /id="PRO_0000219959"
SQ   SEQUENCE   94 AA;  10806 MW;  DBD6BFD19E56CEDA CRC64;
     MNKEQFDLNL VPTWRQGYRF QFEPAQNGFV ILYPEGMIKL NESAGAIGQY IDGQQNVSAI
     IAQLKQKFGD ISEIDQDVVD YMLVAKQQHW IDLV