ID   PQQB_RHOPS              Reviewed;         308 AA.
AC   Q139H4;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   31-OCT-2006, sequence version 1.
DT   03-AUG-2022, entry version 76.
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=RPD_2030;
OS   Rhodopseudomonas palustris (strain BisB5).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Rhodopseudomonas.
OX   NCBI_TaxID=316057;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=BisB5;
RG   US DOE Joint Genome Institute;
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., Pitluck S.,
RA   Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Pelletier D.A., Kyrpides N., Lykidis A., Oda Y., Harwood C.S.,
RA   Richardson P.;
RT   "Complete sequence of Rhodopseudomonas palustris BisB5.";
RL   Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000283; ABE39265.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q139H4; -.
DR   SMR; Q139H4; -.
DR   STRING; 316057.RPD_2030; -.
DR   EnsemblBacteria; ABE39265; ABE39265; RPD_2030.
DR   KEGG; rpd:RPD_2030; -.
DR   eggNOG; COG1235; Bacteria.
DR   HOGENOM; CLU_061120_0_0_5; -.
DR   OMA; FYIPGCA; -.
DR   OrthoDB; 1712770at2; -.
DR   BioCyc; RPAL316057:RPD_RS10195-MON; -.
DR   UniPathway; UPA00539; -.
DR   Proteomes; UP000001818; 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; Transport.
FT   CHAIN           1..308
FT                   /note="Coenzyme PQQ synthesis protein B"
FT                   /id="PRO_1000061661"
SQ   SEQUENCE   308 AA;  32337 MW;  260741DE12714BE7 CRC64;
     MMRVVVLGAA AGGGVPQWNC GCSVCRAAFA DRDLRRTQAS MAVSADGDHW FLINASPDLR
     QQVIATPQLH PKPGALRHSP IAGVILTNGE VDAVAGLLSM REGSPFAIYA HAKVLAILKA
     NSIFNVLNEK LVSRRPIETD QRFEPTLPDG TLSGLDVVAF SVPGKGAWYL EGQAHPGGDA
     ADGDTLGLTI TDKATGQSIH VLTACARVTD DLKARLAGAP LVLFDGTVWR DDELITAGLG
     HKTGQAMGHI AMSGDEGAIA ALGDLDIARK LFVHINNSNP VLLSCSAERE AAERAGWQVP
     ADGTEVTL