QUEF_BACCQ
ID QUEF_BACCQ Reviewed; 165 AA.
AC B9IUT3;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 24-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 67.
DE RecName: Full=NADPH-dependent 7-cyano-7-deazaguanine reductase {ECO:0000255|HAMAP-Rule:MF_00818};
DE EC=1.7.1.13 {ECO:0000255|HAMAP-Rule:MF_00818};
DE AltName: Full=7-cyano-7-carbaguanine reductase {ECO:0000255|HAMAP-Rule:MF_00818};
DE AltName: Full=NADPH-dependent nitrile oxidoreductase {ECO:0000255|HAMAP-Rule:MF_00818};
DE AltName: Full=PreQ(0) reductase {ECO:0000255|HAMAP-Rule:MF_00818};
GN Name=queF {ECO:0000255|HAMAP-Rule:MF_00818}; OrderedLocusNames=BCQ_1416;
OS Bacillus cereus (strain Q1).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC Bacillus cereus group.
OX NCBI_TaxID=361100;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Q1;
RX PubMed=19060151; DOI=10.1128/jb.01629-08;
RA Xiong Z., Jiang Y., Qi D., Lu H., Yang F., Yang J., Chen L., Sun L., Xu X.,
RA Xue Y., Zhu Y., Jin Q.;
RT "Complete genome sequence of the extremophilic Bacillus cereus strain Q1
RT with industrial applications.";
RL J. Bacteriol. 191:1120-1121(2009).
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_00818}.
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_00818};
CC -!- PATHWAY: tRNA modification; tRNA-queuosine biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_00818}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00818}.
CC -!- SIMILARITY: Belongs to the GTP cyclohydrolase I family. QueF type 1
CC subfamily. {ECO:0000255|HAMAP-Rule:MF_00818}.
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DR EMBL; CP000227; ACM11844.1; -; Genomic_DNA.
DR RefSeq; WP_000918895.1; NC_011969.1.
DR AlphaFoldDB; B9IUT3; -.
DR SMR; B9IUT3; -.
DR EnsemblBacteria; ACM11844; ACM11844; BCQ_1416.
DR GeneID; 59158366; -.
DR GeneID; 64199980; -.
DR KEGG; bcq:BCQ_1416; -.
DR HOGENOM; CLU_102489_0_1_9; -.
DR OMA; LECKEFT; -.
DR UniPathway; UPA00392; -.
DR Proteomes; UP000000441; Chromosome.
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; -; 1.
DR HAMAP; MF_00818; QueF_type1; 1.
DR InterPro; IPR043133; GTP-CH-I_C/QueF.
DR InterPro; IPR029500; QueF.
DR InterPro; IPR016856; QueF_type1.
DR Pfam; PF14489; QueF; 1.
DR PIRSF; PIRSF027377; Nitrile_oxidored_QueF; 1.
DR TIGRFAMs; TIGR03139; QueF-II; 1.
PE 3: Inferred from homology;
KW Cytoplasm; NADP; Oxidoreductase; Queuosine biosynthesis.
FT CHAIN 1..165
FT /note="NADPH-dependent 7-cyano-7-deazaguanine reductase"
FT /id="PRO_1000148667"
FT ACT_SITE 56
FT /note="Thioimide intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00818"
FT ACT_SITE 63
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00818"
FT BINDING 78..80
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00818"
FT BINDING 97..98
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00818"
SQ SEQUENCE 165 AA; 19528 MW; E08FBCCA7A7FFAE3 CRC64;
MAGRLDEDLK DVTLLGNQNT KYLFEYSPEI LEVFDNNHPN RDYFVKFNCP EFTSLCPKTG
QPDFATIYIS YIPEQRMVES KSLKLYLFSF RNHGDFHEDC MNVIMNDLIK LMDPRYIEVW
GKFTPRGGIS IDPYCNYGRP GTKYEQMADY RMMNHDLYPE TIDNR
