ID   PQQB_METNO              Reviewed;         299 AA.
AC   B8ITW0;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   25-MAY-2022, entry version 60.
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=Mnod_5991;
OS   Methylobacterium nodulans (strain LMG 21967 / CNCM I-2342 / ORS 2060).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Methylobacteriaceae; Methylobacterium.
OX   NCBI_TaxID=460265;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LMG 21967 / CNCM I-2342 / ORS 2060;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Sims D., Brettin T., Detter J.C., Han C.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Ivanova N., Marx C.J.,
RA   Richardson P.;
RT   "Complete sequence of chromosome of Methylobacterium nodulans ORS 2060.";
RL   Submitted (JAN-2009) 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; CP001349; ACL60818.1; -; Genomic_DNA.
DR   RefSeq; WP_015932412.1; NC_011894.1.
DR   AlphaFoldDB; B8ITW0; -.
DR   SMR; B8ITW0; -.
DR   STRING; 460265.Mnod_5991; -.
DR   EnsemblBacteria; ACL60818; ACL60818; Mnod_5991.
DR   KEGG; mno:Mnod_5991; -.
DR   eggNOG; COG1235; Bacteria.
DR   HOGENOM; CLU_061120_0_0_5; -.
DR   OMA; FYIPGCA; -.
DR   OrthoDB; 1712770at2; -.
DR   UniPathway; UPA00539; -.
DR   Proteomes; UP000008207; Chromosome.
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; Reference proteome; Transport.
FT   CHAIN           1..299
FT                   /note="Coenzyme PQQ synthesis protein B"
FT                   /id="PRO_1000147520"
SQ   SEQUENCE   299 AA;  32015 MW;  5F74C960C12721C8 CRC64;
     MQAIILGSAA GGGVPQWNCR CPICAMAWAG DRRVLPRTQS SLAVSPDGER WLLVNASPDI
     RQQLLATPAL HPRHGLRHTP IEAVLLTNGD VDHVAGLLTL RESQPFRLHA TRNILESVSA
     NRVFDVLAAD LVARREVGLN ETFEPVSGLA VTLFPVPGKV PLWLEEGTPE IGAETETTVG
     AMIEAGGRRL AYVPGCARVT EDLRHRLAGV DALLFDGTVL ADDDMIRAGV GTKTGWRMGH
     VPMTGQGGSI AALAEVPIGR RIFVHINNTN PVLVENSEAR RAVEAAGWDV GHDGMALRL