ID   PQQB_BRADU              Reviewed;         309 AA.
AC   Q89FG4;
DT   16-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT   16-JUN-2003, sequence version 1.
DT   25-MAY-2022, entry version 86.
DE   RecName: Full=Coenzyme PQQ synthesis protein B {ECO:0000255|HAMAP-Rule:MF_00653};
DE   AltName: Full=Pyrroloquinoline quinone biosynthesis protein B {ECO:0000255|HAMAP-Rule:MF_00653};
GN   Name=pqqB {ECO:0000255|HAMAP-Rule:MF_00653}; OrderedLocusNames=blr6736;
OS   Bradyrhizobium diazoefficiens (strain JCM 10833 / BCRC 13528 / IAM 13628 /
OS   NBRC 14792 / USDA 110).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Bradyrhizobium.
OX   NCBI_TaxID=224911;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=JCM 10833 / BCRC 13528 / IAM 13628 / NBRC 14792 / USDA 110;
RX   PubMed=12597275; DOI=10.1093/dnares/9.6.189;
RA   Kaneko T., Nakamura Y., Sato S., Minamisawa K., Uchiumi T., Sasamoto S.,
RA   Watanabe A., Idesawa K., Iriguchi M., Kawashima K., Kohara M.,
RA   Matsumoto M., Shimpo S., Tsuruoka H., Wada T., Yamada M., Tabata S.;
RT   "Complete genomic sequence of nitrogen-fixing symbiotic bacterium
RT   Bradyrhizobium japonicum USDA110.";
RL   DNA Res. 9:189-197(2002).
CC   -!- FUNCTION: May be involved in the transport of PQQ or its precursor to
CC       the periplasm. {ECO:0000255|HAMAP-Rule:MF_00653}.
CC   -!- PATHWAY: Cofactor biosynthesis; pyrroloquinoline quinone biosynthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00653}.
CC   -!- SIMILARITY: Belongs to the PqqB family. {ECO:0000255|HAMAP-
CC       Rule:MF_00653}.
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DR   EMBL; BA000040; BAC52001.1; -; Genomic_DNA.
DR   RefSeq; NP_773376.1; NC_004463.1.
DR   RefSeq; WP_011089475.1; NZ_CP011360.1.
DR   AlphaFoldDB; Q89FG4; -.
DR   SMR; Q89FG4; -.
DR   STRING; 224911.27355016; -.
DR   EnsemblBacteria; BAC52001; BAC52001; BAC52001.
DR   GeneID; 64026496; -.
DR   KEGG; bja:blr6736; -.
DR   PATRIC; fig|224911.44.peg.6757; -.
DR   eggNOG; COG1235; Bacteria.
DR   HOGENOM; CLU_061120_0_0_5; -.
DR   InParanoid; Q89FG4; -.
DR   OMA; FYIPGCA; -.
DR   PhylomeDB; Q89FG4; -.
DR   UniPathway; UPA00539; -.
DR   Proteomes; UP000002526; Chromosome.
DR   GO; GO:0018189; P:pyrroloquinoline quinone biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.60.15.10; -; 1.
DR   HAMAP; MF_00653; PQQ_syn_PqqB; 1.
DR   InterPro; IPR001279; Metallo-B-lactamas.
DR   InterPro; IPR011842; PQQ_synth_PqqB.
DR   InterPro; IPR036866; RibonucZ/Hydroxyglut_hydro.
DR   Pfam; PF12706; Lactamase_B_2; 1.
DR   SUPFAM; SSF56281; SSF56281; 1.
DR   TIGRFAMs; TIGR02108; PQQ_syn_pqqB; 1.
PE   3: Inferred from homology;
KW   PQQ biosynthesis; Reference proteome; Transport.
FT   CHAIN           1..309
FT                   /note="Coenzyme PQQ synthesis protein B"
FT                   /id="PRO_0000219997"
SQ   SEQUENCE   309 AA;  32725 MW;  F9D9803E1E2B66CA CRC64;
     MLRVVVLGAG AGGGVPQWNC GCEGCRTARA IGDELLRTQA SVAFSGDGEH WFLINASPDL
     RQQLNATPQL HPKPGALRHT PVAGVILTNG EVDAVAGLLS MREGSPFTVY AHEKVLAILS
     ANSIFNVLNE KNVRRQPIAI SEPFEPRLVD GARSGIEVLP FAVPGKSAWY LEGKAHPGGE
     TGDGDTLGLK ITDKTTGKCF YFIAACAEVT DALKAEIDGA ALVFFDGTVW QDDEMIKAGL
     GHKTGKSMGH VAMSGEDGAI ARLADLDIDR KLFLHINNSN PALLPASPER KAAEQAGWQI
     PADGTEIVL