ID   PQQB_PSEST              Reviewed;         304 AA.
AC   Q9F9U0;
DT   16-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2001, sequence version 1.
DT   25-MAY-2022, entry version 49.
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};
OS   Pseudomonas stutzeri (Pseudomonas perfectomarina).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=316;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=BC-2;
RA   Chang C.-H., Herrick J.B., Okinaka R.T., Brainard J.B., Terwilliger T.C.;
RT   "Identification and characterization of genes activated by 2-chloroethanol
RT   in Pseudomonas stutzeri BC-2.";
RL   Submitted (AUG-1999) 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; AF176640; AAG09251.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q9F9U0; -.
DR   SMR; Q9F9U0; -.
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..304
FT                   /note="Coenzyme PQQ synthesis protein B"
FT                   /id="PRO_0000220007"
SQ   SEQUENCE   304 AA;  33203 MW;  FD3C7ED50F154058 CRC64;
     MHIRILGSAA GGGFPQWNCN CRNCRGVRAG TLRAQPRTQS SIALSDDGGE WVLCNASPDI
     RAQLEAFPAL QPARQLRDTA IAGIVLLDSQ IDHCTGLLTL REGCPHQVWC TEMVHQDLTS
     GFPLFNMLSH WNGGLQHQLI ELDAKPFTIP ACPGLSITAI ALRSSAPPYS PHRGNPHPGD
     NIGLFIEDRR SGRSLFYAPG LGQVEEHLLS WMRRADCLLV DGTLWRDDEM QLCEVGDKLG
     SEMGHLCQSG PGGMIEVLDG LPSVRKILIH INNTNPILDL DSPERAELDA RGIEVAFDGM
     SIHL