ID Q0BCF8_BURCM Unreviewed; 368 AA.
AC Q0BCF8;
DT 17-OCT-2006, integrated into UniProtKB/TrEMBL.
DT 17-OCT-2006, sequence version 1.
DT 27-MAR-2024, entry version 96.
DE RecName: Full=Epoxyqueuosine reductase {ECO:0000256|HAMAP-Rule:MF_00916};
DE EC=1.17.99.6 {ECO:0000256|HAMAP-Rule:MF_00916};
DE AltName: Full=Queuosine biosynthesis protein QueG {ECO:0000256|HAMAP-Rule:MF_00916};
GN Name=queG {ECO:0000256|HAMAP-Rule:MF_00916};
GN OrderedLocusNames=Bamb_2609 {ECO:0000313|EMBL:ABI88165.1};
OS Burkholderia ambifaria (strain ATCC BAA-244 / AMMD) (Burkholderia cepacia
OS (strain AMMD)).
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Burkholderia; Burkholderia cepacia complex.
OX NCBI_TaxID=339670 {ECO:0000313|EMBL:ABI88165.1, ECO:0000313|Proteomes:UP000000662};
RN [1] {ECO:0000313|Proteomes:UP000000662}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-244 / AMMD {ECO:0000313|Proteomes:UP000000662};
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Pitluck S., Bruce D., Chain P.,
RA Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Kim E., Parke J., Coenye T., Konstantinidis K.,
RA Ramette A., Tiedje J., Richardson P.;
RT "Complete sequence of chromosome 1 of Burkholderia cepacia AMMD.";
RL Submitted (AUG-2006) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of epoxyqueuosine (oQ) to queuosine
CC (Q), which is a hypermodified base found in the wobble positions of
CC tRNA(Asp), tRNA(Asn), tRNA(His) and tRNA(Tyr). {ECO:0000256|HAMAP-
CC Rule:MF_00916}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=AH2 + epoxyqueuosine(34) in tRNA = A + H2O + queuosine(34) in
CC tRNA; Xref=Rhea:RHEA:32159, Rhea:RHEA-COMP:18571, Rhea:RHEA-
CC COMP:18582, ChEBI:CHEBI:13193, ChEBI:CHEBI:15377, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:194431, ChEBI:CHEBI:194443; EC=1.17.99.6;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00916};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00916};
CC Note=Binds 2 [4Fe-4S] clusters per monomer. {ECO:0000256|HAMAP-
CC Rule:MF_00916};
CC -!- COFACTOR:
CC Name=cob(II)alamin; Xref=ChEBI:CHEBI:16304;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00916};
CC -!- PATHWAY: tRNA modification; tRNA-queuosine biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_00916}.
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_00916}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00916}.
CC -!- SIMILARITY: Belongs to the QueG family. {ECO:0000256|HAMAP-
CC Rule:MF_00916}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00916}.
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DR EMBL; CP000440; ABI88165.1; -; Genomic_DNA.
DR AlphaFoldDB; Q0BCF8; -.
DR KEGG; bam:Bamb_2609; -.
DR eggNOG; COG1600; Bacteria.
DR UniPathway; UPA00392; -.
DR Proteomes; UP000000662; Chromosome 1.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-KW.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0031419; F:cobalamin binding; IEA:UniProtKB-KW.
DR GO; GO:0052693; F:epoxyqueuosine reductase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0008616; P:queuosine biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0008033; P:tRNA processing; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.70.20; -; 1.
DR HAMAP; MF_00916; QueG; 1.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR InterPro; IPR004453; QueG.
DR InterPro; IPR013542; QueG_DUF1730.
DR NCBIfam; TIGR00276; tRNA epoxyqueuosine(34) reductase QueG; 1.
DR PANTHER; PTHR30002; EPOXYQUEUOSINE REDUCTASE; 1.
DR PANTHER; PTHR30002:SF4; EPOXYQUEUOSINE REDUCTASE; 1.
DR Pfam; PF13484; Fer4_16; 1.
DR Pfam; PF08331; QueG_DUF1730; 1.
DR SUPFAM; SSF54862; 4Fe-4S ferredoxins; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 1.
DR PROSITE; PS51379; 4FE4S_FER_2; 1.
PE 3: Inferred from homology;
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|HAMAP-Rule:MF_00916};
KW Cobalamin {ECO:0000256|HAMAP-Rule:MF_00916};
KW Cobalt {ECO:0000256|HAMAP-Rule:MF_00916};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00916};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_00916};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_00916};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00916}; Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_00916};
KW Queuosine biosynthesis {ECO:0000256|ARBA:ARBA00022785, ECO:0000256|HAMAP-
KW Rule:MF_00916};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00916}.
FT DOMAIN 193..222
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT ACT_SITE 139
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 42
FT /ligand="cob(II)alamin"
FT /ligand_id="ChEBI:CHEBI:16304"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 139
FT /ligand="cob(II)alamin"
FT /ligand_id="ChEBI:CHEBI:16304"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 163
FT /ligand="cob(II)alamin"
FT /ligand_id="ChEBI:CHEBI:16304"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 174
FT /ligand="cob(II)alamin"
FT /ligand_id="ChEBI:CHEBI:16304"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 202
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 205
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 208
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 212
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 228
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 230
FT /ligand="cob(II)alamin"
FT /ligand_id="ChEBI:CHEBI:16304"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 237
FT /ligand="tRNA"
FT /ligand_id="ChEBI:CHEBI:17843"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 255..256
FT /ligand="cob(II)alamin"
FT /ligand_id="ChEBI:CHEBI:16304"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 255
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 258
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
FT BINDING 262
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00916"
SQ SEQUENCE 368 AA; 40178 MW; A16F51694904CDE7 CRC64;
MGFGAIGISD TDLSDAEAGL AAWLEAGYHG EMDYMAKHGT KRARPAELVA GTRRVISARL
AYLPAQTLAP DAPDASSGAL VPHDWRARER ARLDDPQAAV VSIYARGRDY HKVLRNRLQT
LAERIEHEIG AFGYRVFTDS APVLEVELAQ KAGVGWRGKH TLLLQRDAGS LFFLGEIYVD
IPLPTDAQTA PDVAPETPGA HCGSCTRCID ACPTGAIVEP YRVDARRCIS YLTIELKGSI
PEPLRPMIGN RVYGCDDCQL VCPWNKFAQA APVADFDVRH GLDRATLVEL FGWDADTFDT
RMQGSAIRRI GHESWLRNLA VGLGNALRAP ADRLAPEARE AIVAALRARA DDPSPIVREH
VEWALRAA
//