ID   PQQB_CUPTR              Reviewed;         305 AA.
AC   B3R8D4;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   02-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 80.
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=RALTA_B0671;
OS   Cupriavidus taiwanensis (strain DSM 17343 / BCRC 17206 / CCUG 44338 / CIP
OS   107171 / LMG 19424 / R1) (Ralstonia taiwanensis (strain LMG 19424)).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Cupriavidus.
OX   NCBI_TaxID=977880;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17343 / BCRC 17206 / CCUG 44338 / CIP 107171 / LMG 19424 / R1;
RX   PubMed=18490699; DOI=10.1101/gr.076448.108;
RA   Amadou C., Pascal G., Mangenot S., Glew M., Bontemps C., Capela D.,
RA   Carrere S., Cruveiller S., Dossat C., Lajus A., Marchetti M., Poinsot V.,
RA   Rouy Z., Servin B., Saad M., Schenowitz C., Barbe V., Batut J., Medigue C.,
RA   Masson-Boivin C.;
RT   "Genome sequence of the beta-rhizobium Cupriavidus taiwanensis and
RT   comparative genomics of rhizobia.";
RL   Genome Res. 18:1472-1483(2008).
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; CU633750; CAQ71290.1; -; Genomic_DNA.
DR   RefSeq; WP_012355513.1; NC_010530.1.
DR   AlphaFoldDB; B3R8D4; -.
DR   SMR; B3R8D4; -.
DR   STRING; 977880.RALTA_B0671; -.
DR   EnsemblBacteria; CAQ71290; CAQ71290; RALTA_B0671.
DR   GeneID; 29765776; -.
DR   KEGG; cti:RALTA_B0671; -.
DR   eggNOG; COG1235; Bacteria.
DR   HOGENOM; CLU_061120_0_0_4; -.
DR   OMA; CEDGMTI; -.
DR   OrthoDB; 1712770at2; -.
DR   BioCyc; CTAI977880:RALTA_RS18995-MON; -.
DR   UniPathway; UPA00539; -.
DR   Proteomes; UP000001692; Chromosome 2.
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..305
FT                   /note="Coenzyme PQQ synthesis protein B"
FT                   /id="PRO_1000131160"
SQ   SEQUENCE   305 AA;  32825 MW;  E8FFC9F6190F3819 CRC64;
     MTTIRVLGSA AGGGFPQWNC NCRNCDGVRR GTVRATPRTQ SSIAVCGDGP EAILVNASPD
     ILQQLRQTPA LQPARAARDT AIAAVLLMDA QIDHVTGLLM LREHRRALPL YATASVLEDL
     AGAFPLTRIL SHYCGLQCHA LPCDGMAFSV PPLDGVALTA VPLQSKAPPY SPRRHAPQPG
     DNIGLRIEDR HSGRSAFYAP GLGQVDDHVF AQLRRADVVL VDGTFWRDDE MQALGFSTRS
     AADMGHLALS GPGGMIEVLD RLPARRKILI HINNTNPVLA EDSPERAELA RHGIELAYDG
     MEIAL