QUEC_ANOFW
ID QUEC_ANOFW Reviewed; 221 AA.
AC B7GLA4;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-FEB-2009, sequence version 1.
DT 03-AUG-2022, entry version 70.
DE RecName: Full=7-cyano-7-deazaguanine synthase {ECO:0000255|HAMAP-Rule:MF_01633};
DE EC=6.3.4.20 {ECO:0000255|HAMAP-Rule:MF_01633};
DE AltName: Full=7-cyano-7-carbaguanine synthase {ECO:0000255|HAMAP-Rule:MF_01633};
DE AltName: Full=PreQ(0) synthase {ECO:0000255|HAMAP-Rule:MF_01633};
DE AltName: Full=Queuosine biosynthesis protein QueC {ECO:0000255|HAMAP-Rule:MF_01633};
GN Name=queC {ECO:0000255|HAMAP-Rule:MF_01633}; OrderedLocusNames=Aflv_1971;
OS Anoxybacillus flavithermus (strain DSM 21510 / WK1).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Anoxybacillus.
OX NCBI_TaxID=491915;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 21510 / WK1;
RX PubMed=19014707; DOI=10.1186/gb-2008-9-11-r161;
RA Saw J.H., Mountain B.W., Feng L., Omelchenko M.V., Hou S., Saito J.A.,
RA Stott M.B., Li D., Zhao G., Wu J., Galperin M.Y., Koonin E.V.,
RA Makarova K.S., Wolf Y.I., Rigden D.J., Dunfield P.F., Wang L., Alam M.;
RT "Encapsulated in silica: genome, proteome and physiology of the
RT thermophilic bacterium Anoxybacillus flavithermus WK1.";
RL Genome Biol. 9:R161.1-R161.16(2008).
CC -!- FUNCTION: Catalyzes the ATP-dependent conversion of 7-carboxy-7-
CC deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)).
CC {ECO:0000255|HAMAP-Rule:MF_01633}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=7-carboxy-7-deazaguanine + ATP + NH4(+) = 7-cyano-7-
CC deazaguanine + ADP + H(+) + H2O + phosphate; Xref=Rhea:RHEA:27982,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:28938,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:45075,
CC ChEBI:CHEBI:61036, ChEBI:CHEBI:456216; EC=6.3.4.20;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01633};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01633};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01633};
CC -!- PATHWAY: Purine metabolism; 7-cyano-7-deazaguanine biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01633}.
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01633}.
CC -!- SIMILARITY: Belongs to the QueC family. {ECO:0000255|HAMAP-
CC Rule:MF_01633}.
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DR EMBL; CP000922; ACJ34330.1; -; Genomic_DNA.
DR RefSeq; WP_012575517.1; NC_011567.1.
DR AlphaFoldDB; B7GLA4; -.
DR SMR; B7GLA4; -.
DR STRING; 491915.Aflv_1971; -.
DR EnsemblBacteria; ACJ34330; ACJ34330; Aflv_1971.
DR KEGG; afl:Aflv_1971; -.
DR PATRIC; fig|491915.6.peg.2024; -.
DR eggNOG; COG0603; Bacteria.
DR HOGENOM; CLU_081854_0_0_9; -.
DR OMA; CESCMRR; -.
DR OrthoDB; 1681374at2; -.
DR UniPathway; UPA00391; -.
DR Proteomes; UP000000742; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016879; F:ligase activity, forming carbon-nitrogen bonds; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008616; P:queuosine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01995; ExsB; 1.
DR Gene3D; 3.40.50.620; -; 1.
DR HAMAP; MF_01633; QueC; 1.
DR InterPro; IPR018317; QueC.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR PANTHER; PTHR42914; PTHR42914; 1.
DR Pfam; PF06508; QueC; 1.
DR PIRSF; PIRSF006293; ExsB; 1.
DR TIGRFAMs; TIGR00364; TIGR00364; 1.
PE 3: Inferred from homology;
KW ATP-binding; Ligase; Metal-binding; Nucleotide-binding;
KW Queuosine biosynthesis; Reference proteome; Zinc.
FT CHAIN 1..221
FT /note="7-cyano-7-deazaguanine synthase"
FT /id="PRO_1000186552"
FT BINDING 10..20
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01633"
FT BINDING 186
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01633"
FT BINDING 195
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01633"
FT BINDING 198
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01633"
FT BINDING 201
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01633"
SQ SEQUENCE 221 AA; 24703 MW; 353713D4CC9F9099 CRC64;
MKKEKAVVVF SGGQDSTTCL FWAKKHFAEV EAVTFDYNQR HRLEIDVAAS IAKELNVSHT
VLDMSLLHQL APNALTRSDI AIEQKEGQLP STFVDGRNLL FLSFAAVLAK QKGARHLVTG
VCETDFSGYP DCRDVFIKSL NVTLNLAMDY QFVIHTPLMW LNKAETWKLA DELGALEFVR
NKTLTCYNGI IADGCGECPA CVLRKRGLDQ YMNEKKGANV R
