ID   PQQB_METRJ              Reviewed;         299 AA.
AC   B1LUE9;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 67.
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};
GN   OrderedLocusNames=Mrad2831_0518;
OS   Methylobacterium radiotolerans (strain ATCC 27329 / DSM 1819 / JCM 2831 /
OS   NBRC 15690 / NCIMB 10815 / 0-1).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Methylobacteriaceae; Methylobacterium.
OX   NCBI_TaxID=426355;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27329 / DSM 1819 / JCM 2831 / NBRC 15690 / NCIMB 10815 / 0-1;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Kiss H., Brettin T., Detter J.C., Han C.,
RA   Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Mikhailova N., Marx C.J., Richardson P.;
RT   "Complete sequence of chromosome of Methylobacterium radiotolerans JCM
RT   2831.";
RL   Submitted (MAR-2008) 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; CP001001; ACB22529.1; -; Genomic_DNA.
DR   RefSeq; WP_012317525.1; NC_010505.1.
DR   AlphaFoldDB; B1LUE9; -.
DR   SMR; B1LUE9; -.
DR   STRING; 426355.Mrad2831_0518; -.
DR   EnsemblBacteria; ACB22529; ACB22529; Mrad2831_0518.
DR   KEGG; mrd:Mrad2831_0518; -.
DR   PATRIC; fig|426355.14.peg.544; -.
DR   eggNOG; COG1235; Bacteria.
DR   HOGENOM; CLU_061120_0_0_5; -.
DR   OMA; FYIPGCA; -.
DR   OrthoDB; 1712770at2; -.
DR   UniPathway; UPA00539; -.
DR   Proteomes; UP000006589; 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_1000131165"
SQ   SEQUENCE   299 AA;  32131 MW;  CCEE9DAFF2E5AC90 CRC64;
     MRVVILGSAA GGGLPQWNCR CPICTLARSE PDRVRPRTQS SIAVSADGSD WLLINASPDI
     RQQLFDNPQM HPREGLRHSP IRAVLLTNGD VDHVAGLLTL REGQPYTLYG TRGILDSVNA
     NRVFDVMAEG VVARQPIGMD QRFEPLPGLS VTLFPVPGKV PLWLEDETME IGAETETTVG
     ALIEAGGRRL AYIPGCARVT DGLRARIAGV DALLFDGTVL HDDDMIRAGV GTKTGWRMGH
     VPMRGANGSI DALAAVEIGR RVFVHINNTN PVLVEGSPER VDVEAAGWTV AHDGLSLSL