ID   QUEF_PSEMY              Reviewed;         276 AA.
AC   A4XTL9;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   29-MAY-2007, sequence version 1.
DT   03-AUG-2022, entry version 90.
DE   RecName: Full=NADPH-dependent 7-cyano-7-deazaguanine reductase {ECO:0000255|HAMAP-Rule:MF_00817};
DE            EC=1.7.1.13 {ECO:0000255|HAMAP-Rule:MF_00817};
DE   AltName: Full=7-cyano-7-carbaguanine reductase {ECO:0000255|HAMAP-Rule:MF_00817};
DE   AltName: Full=NADPH-dependent nitrile oxidoreductase {ECO:0000255|HAMAP-Rule:MF_00817};
DE   AltName: Full=PreQ(0) reductase {ECO:0000255|HAMAP-Rule:MF_00817};
GN   Name=queF {ECO:0000255|HAMAP-Rule:MF_00817}; OrderedLocusNames=Pmen_1923;
OS   Pseudomonas mendocina (strain ymp).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=399739;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ymp;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA   Tice H., Pitluck S., Kiss H., Brettin T., Detter J.C., Bruce D., Han C.,
RA   Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N.,
RA   Hersman L., Dubois J., Maurice P., Richardson P.;
RT   "Complete sequence of Pseudomonas mendocina ymp.";
RL   Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the NADPH-dependent reduction of 7-cyano-7-
CC       deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1).
CC       {ECO:0000255|HAMAP-Rule:MF_00817}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=7-aminomethyl-7-carbaguanine + 2 NADP(+) = 7-cyano-7-
CC         deazaguanine + 3 H(+) + 2 NADPH; Xref=Rhea:RHEA:13409,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:45075, ChEBI:CHEBI:57783,
CC         ChEBI:CHEBI:58349, ChEBI:CHEBI:58703; EC=1.7.1.13;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00817};
CC   -!- PATHWAY: tRNA modification; tRNA-queuosine biosynthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00817}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00817}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00817}.
CC   -!- SIMILARITY: Belongs to the GTP cyclohydrolase I family. QueF type 2
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_00817}.
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DR   EMBL; CP000680; ABP84685.1; -; Genomic_DNA.
DR   RefSeq; WP_012018387.1; NC_009439.1.
DR   AlphaFoldDB; A4XTL9; -.
DR   SMR; A4XTL9; -.
DR   STRING; 399739.Pmen_1923; -.
DR   EnsemblBacteria; ABP84685; ABP84685; Pmen_1923.
DR   KEGG; pmy:Pmen_1923; -.
DR   PATRIC; fig|399739.8.peg.1947; -.
DR   eggNOG; COG0780; Bacteria.
DR   eggNOG; COG2904; Bacteria.
DR   HOGENOM; CLU_054738_0_0_6; -.
DR   OMA; QCVERIY; -.
DR   OrthoDB; 1525536at2; -.
DR   UniPathway; UPA00392; -.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0046857; F:oxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor; IEA:InterPro.
DR   GO; GO:0033739; F:preQ1 synthase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0008616; P:queuosine biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.30.1130.10; -; 2.
DR   HAMAP; MF_00817; QueF_type2; 1.
DR   InterPro; IPR043133; GTP-CH-I_C/QueF.
DR   InterPro; IPR029500; QueF.
DR   InterPro; IPR029139; QueF_N.
DR   InterPro; IPR016428; QueF_type2.
DR   Pfam; PF14489; QueF; 1.
DR   Pfam; PF14819; QueF_N; 1.
DR   PIRSF; PIRSF004750; Nitrile_oxidored_YqcD_prd; 1.
DR   TIGRFAMs; TIGR03138; QueF; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; NADP; Oxidoreductase; Queuosine biosynthesis.
FT   CHAIN           1..276
FT                   /note="NADPH-dependent 7-cyano-7-deazaguanine reductase"
FT                   /id="PRO_1000062353"
FT   ACT_SITE        184
FT                   /note="Thioimide intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00817"
FT   ACT_SITE        191
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00817"
FT   BINDING         83..85
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00817"
FT   BINDING         85..86
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00817"
FT   BINDING         223..224
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00817"
FT   BINDING         252..253
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00817"
SQ   SEQUENCE   276 AA;  30730 MW;  38E443622A2F469E CRC64;
     MQHPAEHSPL GKSSQYIAEY SPELLFPISR TSKWAELGLD GANLPYQGVD YWNCYELSWL
     LPSGKPVVAI GEFAIPADSP NIIESKSFKL YLNSLNQTVF ASWGELQATL ARDLSAVAGK
     PVAVRLRSLT EVAGEGVATL PGQCIDELEI SVTQYAHPQP ELLRCDASRV VEESLHSHLL
     KSNCPVTGQP DWGSLVVQYR GAALDHASLL AYLVSFRQHA DFHEQCVERI FLDLQRLLQP
     QSLTVYARYV RRGGLDINPY RSTEALRVDN ARLVRQ