ID   PQQB_METS4              Reviewed;         299 AA.
AC   B0UE10;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 64.
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=M446_5765;
OS   Methylobacterium sp. (strain 4-46).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Methylobacteriaceae; Methylobacterium.
OX   NCBI_TaxID=426117;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=4-46;
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., Chertkov O., Brettin T., Detter J.C.,
RA   Han C., Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L.,
RA   Kyrpides N., Ivanova N., Marx C.J., Richardson P.;
RT   "Complete sequence of chromosome of Methylobacterium sp. 4-46.";
RL   Submitted (FEB-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; CP000943; ACA20053.1; -; Genomic_DNA.
DR   RefSeq; WP_012335431.1; NC_010511.1.
DR   AlphaFoldDB; B0UE10; -.
DR   SMR; B0UE10; -.
DR   STRING; 426117.M446_5765; -.
DR   EnsemblBacteria; ACA20053; ACA20053; M446_5765.
DR   KEGG; met:M446_5765; -.
DR   eggNOG; COG1235; Bacteria.
DR   HOGENOM; CLU_061120_0_0_5; -.
DR   OMA; FYIPGCA; -.
DR   OrthoDB; 1712770at2; -.
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_1000131166"
SQ   SEQUENCE   299 AA;  31984 MW;  DA6B169B06066CEB CRC64;
     MQAIILGSAA GGGVPQWNCR CPHCTMAWAG DARVKPRTQS SLAVSPDGET WLLVNASPDI
     RQQLFATPAL HPARGLRHSP IAAVLLTNGD VDHVAGLLTL RESQPFRLHA TRNILDSVSA
     NRVFDVLAPE HVARREVALD ESFAPVPGLA VTLFAVPGKV PLWLEEGTPE IGQETETTVG
     ALIEAGGKRL AYVPGCARVT DDLRRRLSGV DVLLFDGTVY LDDDMIRAGV GTKTGWRMGH
     VPMTGEGGAI AALAEVPIGR RIFVHINNTN PVLVEESEAR RAVEAEGWTV AHDGLTLTL