TRUB_THIDA
ID TRUB_THIDA Reviewed; 298 AA.
AC Q3SKX3;
DT 04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2005, 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=Tbd_0695;
OS Thiobacillus denitrificans (strain ATCC 25259).
OC Bacteria; Proteobacteria; Betaproteobacteria; Nitrosomonadales;
OC Thiobacillaceae; Thiobacillus.
OX NCBI_TaxID=292415;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 25259;
RX PubMed=16452431; DOI=10.1128/jb.188.4.1473-1488.2006;
RA Beller H.R., Chain P.S., Letain T.E., Chakicherla A., Larimer F.W.,
RA Richardson P.M., Coleman M.A., Wood A.P., Kelly D.P.;
RT "The genome sequence of the obligately chemolithoautotrophic, facultatively
RT anaerobic bacterium Thiobacillus denitrificans.";
RL J. Bacteriol. 188:1473-1488(2006).
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; CP000116; AAZ96648.1; -; Genomic_DNA.
DR RefSeq; WP_011311207.1; NC_007404.1.
DR AlphaFoldDB; Q3SKX3; -.
DR SMR; Q3SKX3; -.
DR STRING; 292415.Tbd_0695; -.
DR EnsemblBacteria; AAZ96648; AAZ96648; Tbd_0695.
DR KEGG; tbd:Tbd_0695; -.
DR eggNOG; COG0130; Bacteria.
DR HOGENOM; CLU_032087_0_3_4; -.
DR OMA; ELQFIRW; -.
DR OrthoDB; 1166299at2; -.
DR Proteomes; UP000008291; 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..298
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000229390"
FT ACT_SITE 45
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 298 AA; 31607 MW; 9AF3D84CC6383B29 CRC64;
MKPARQAVDG VLLLNKPVGI TSNAALQKAK WLLNAKKAGH TGTLDPFADG LLPLCFGEAT
KFSAYLLDAD KRYRAILQLG VTTRTGDPEG EVLATREVRA TCADIRAALP AFVGEIEQIP
PMHSALKHQG RPLYEYARAG VEIARAPRRV HIRALDLFKC APPRAVVDVQ CSAGTYVRTL
AEDLGNALGC GAHLTALTRT ASGGFLLEQA HTLAELEATN AGARQALLLP ADCLVAHLPS
VHLGETAAAS LRQGRSVPDA ADRRGLVRVY DGHGVFVGLA EAEAGKLVPR RLIATVQA
