ID   PQQB_XANOM              Reviewed;         299 AA.
AC   Q2P4Y6;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   07-FEB-2006, sequence version 1.
DT   25-MAY-2022, entry version 83.
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=XOO1636;
OS   Xanthomonas oryzae pv. oryzae (strain MAFF 311018).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC   Xanthomonadaceae; Xanthomonas.
OX   NCBI_TaxID=342109;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MAFF 311018;
RA   Ochiai H., Inoue Y., Takeya M., Sasaki A., Kaku H.;
RT   "Genome sequence of Xanthomonas oryzae pv. oryzae suggests contribution of
RT   large numbers of effector genes and insertion sequences to its race
RT   diversity.";
RL   Jpn. Agric. Res. Q. 39:275-287(2005).
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; AP008229; BAE68391.1; -; Genomic_DNA.
DR   RefSeq; WP_011258497.1; NC_007705.1.
DR   AlphaFoldDB; Q2P4Y6; -.
DR   SMR; Q2P4Y6; -.
DR   KEGG; xom:XOO1636; -.
DR   HOGENOM; CLU_061120_0_0_6; -.
DR   OMA; FYIPGCA; -.
DR   UniPathway; UPA00539; -.
DR   GO; GO:0018189; P:pyrroloquinoline quinone biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd16274; PQQB-like_MBL-fold; 1.
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; Transport.
FT   CHAIN           1..299
FT                   /note="Coenzyme PQQ synthesis protein B"
FT                   /id="PRO_1000061664"
SQ   SEQUENCE   299 AA;  32426 MW;  984C43BD01A1FED4 CRC64;
     MRIIVLGSAA GGGHPQWNCH TPASLRAWQQ ADGAQRRTQA SIAVSADGER WVLINASPDF
     RQQILATPAL WPQQGLRHSP IKAVLLTSGE IDHIAGLLSM RESQPFALHA SRRVLDLLAQ
     NPIFDAVNPQ YVSRQPFTLN APLTVSGLQL TPFSVPGKVP LFMESRSGGD LAGSQEETLG
     LTIDDSQHRV HYIPGCAAMT DALRARLHGA ELVFFDGTLW RDDEMVQLGI SQKTGQRMGH
     MSIDGPEGTI AAFAPLNVAR KIFIHLNTTN PVLNTQSPEF ATARASGWEV AHDGLEIAL