ID   TRUB_CUPMC              Reviewed;         314 AA.
AC   Q1LLR8;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   30-MAY-2006, sequence version 1.
DT   25-MAY-2022, entry version 94.
DE   RecName: Full=tRNA pseudouridine synthase B {ECO:0000255|HAMAP-Rule:MF_01080};
DE            EC=5.4.99.25 {ECO:0000255|HAMAP-Rule:MF_01080};
DE   AltName: Full=tRNA pseudouridine(55) synthase {ECO:0000255|HAMAP-Rule:MF_01080};
DE            Short=Psi55 synthase {ECO:0000255|HAMAP-Rule:MF_01080};
DE   AltName: Full=tRNA pseudouridylate synthase {ECO:0000255|HAMAP-Rule:MF_01080};
DE   AltName: Full=tRNA-uridine isomerase {ECO:0000255|HAMAP-Rule:MF_01080};
GN   Name=truB {ECO:0000255|HAMAP-Rule:MF_01080}; OrderedLocusNames=Rmet_2029;
OS   Cupriavidus metallidurans (strain ATCC 43123 / DSM 2839 / NBRC 102507 /
OS   CH34) (Ralstonia metallidurans).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Cupriavidus.
OX   NCBI_TaxID=266264;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 43123 / DSM 2839 / NBRC 102507 / CH34;
RX   PubMed=20463976; DOI=10.1371/journal.pone.0010433;
RA   Janssen P.J., Van Houdt R., Moors H., Monsieurs P., Morin N., Michaux A.,
RA   Benotmane M.A., Leys N., Vallaeys T., Lapidus A., Monchy S., Medigue C.,
RA   Taghavi S., McCorkle S., Dunn J., van der Lelie D., Mergeay M.;
RT   "The complete genome sequence of Cupriavidus metallidurans strain CH34, a
RT   master survivalist in harsh and anthropogenic environments.";
RL   PLoS ONE 5:E10433-E10433(2010).
CC   -!- FUNCTION: Responsible for synthesis of pseudouridine from uracil-55 in
CC       the psi GC loop of transfer RNAs. {ECO:0000255|HAMAP-Rule:MF_01080}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=uridine(55) in tRNA = pseudouridine(55) in tRNA;
CC         Xref=Rhea:RHEA:42532, Rhea:RHEA-COMP:10101, Rhea:RHEA-COMP:10102,
CC         ChEBI:CHEBI:65314, ChEBI:CHEBI:65315; EC=5.4.99.25;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01080};
CC   -!- SIMILARITY: Belongs to the pseudouridine synthase TruB family. Type 1
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01080}.
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DR   EMBL; CP000352; ABF08908.1; -; Genomic_DNA.
DR   RefSeq; WP_011516744.1; NC_007973.1.
DR   AlphaFoldDB; Q1LLR8; -.
DR   SMR; Q1LLR8; -.
DR   STRING; 266264.Rmet_2029; -.
DR   EnsemblBacteria; ABF08908; ABF08908; Rmet_2029.
DR   KEGG; rme:Rmet_2029; -.
DR   eggNOG; COG0130; Bacteria.
DR   HOGENOM; CLU_032087_0_3_4; -.
DR   OMA; ELQFIRW; -.
DR   OrthoDB; 1166299at2; -.
DR   Proteomes; UP000002429; Chromosome.
DR   GO; GO:0003723; F:RNA binding; IEA:InterPro.
DR   GO; GO:0106029; F:tRNA pseudouridine synthase activity; IEA:UniProtKB-EC.
DR   GO; GO:0031119; P:tRNA pseudouridine synthesis; IEA:UniProtKB-UniRule.
DR   CDD; cd02573; PseudoU_synth_EcTruB; 1.
DR   Gene3D; 2.30.130.10; -; 1.
DR   HAMAP; MF_01080; TruB_bact; 1.
DR   InterPro; IPR020103; PsdUridine_synth_cat_dom_sf.
DR   InterPro; IPR002501; PsdUridine_synth_N.
DR   InterPro; IPR015947; PUA-like_sf.
DR   InterPro; IPR036974; PUA_sf.
DR   InterPro; IPR014780; tRNA_psdUridine_synth_TruB.
DR   InterPro; IPR015240; tRNA_sdUridine_synth_fam1_C.
DR   InterPro; IPR032819; TruB_C.
DR   PANTHER; PTHR13767; PTHR13767; 1.
DR   Pfam; PF09157; TruB-C_2; 1.
DR   Pfam; PF16198; TruB_C_2; 1.
DR   Pfam; PF01509; TruB_N; 1.
DR   SUPFAM; SSF55120; SSF55120; 1.
DR   SUPFAM; SSF88697; SSF88697; 1.
DR   TIGRFAMs; TIGR00431; TruB; 1.
PE   3: Inferred from homology;
KW   Isomerase; Reference proteome; tRNA processing.
FT   CHAIN           1..314
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_1000084653"
FT   ACT_SITE        54
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   314 AA;  33803 MW;  A621E0908242ABB7 CRC64;
     MTDSSATRPP RLPRRDVHGV LLLDKPLGLS SNDALVRAKR LLRANKAGHT GTLDPLATGL
     LPLCFGEATK FSQDLLDADK TYEAKVRLGA TTTTGDAEGE IVVERLVTCD HDALDAAVAR
     FTGEIEQVPP MYSALKKDGK PLYEYARAGQ TVERAARQVT IHAITLLDVD LPAAMFTMRV
     TCSKGTYIRT LAEDVGEALG CGAHLIGLRR TAVGDLTLEG AVTLEQIDAQ ADEARPGMLA
     PVDALLQRCP PVHLDAAAMG RFLQGQRIAR RDLPEGQVPP DEGTLARVYG DEGRLLGVAR
     MKEGALRPER LVKL