TRUB_OCEIH
ID TRUB_OCEIH Reviewed; 303 AA.
AC Q8CXG9;
DT 26-SEP-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2003, sequence version 1.
DT 25-MAY-2022, entry version 107.
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=OB1601;
OS Oceanobacillus iheyensis (strain DSM 14371 / CIP 107618 / JCM 11309 / KCTC
OS 3954 / HTE831).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Oceanobacillus.
OX NCBI_TaxID=221109;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 14371 / CIP 107618 / JCM 11309 / KCTC 3954 / HTE831;
RX PubMed=12235376; DOI=10.1093/nar/gkf526;
RA Takami H., Takaki Y., Uchiyama I.;
RT "Genome sequence of Oceanobacillus iheyensis isolated from the Iheya Ridge
RT and its unexpected adaptive capabilities to extreme environments.";
RL Nucleic Acids Res. 30:3927-3935(2002).
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; BA000028; BAC13557.1; -; Genomic_DNA.
DR RefSeq; WP_011066001.1; NC_004193.1.
DR AlphaFoldDB; Q8CXG9; -.
DR SMR; Q8CXG9; -.
DR STRING; 221109.22777284; -.
DR EnsemblBacteria; BAC13557; BAC13557; BAC13557.
DR KEGG; oih:OB1601; -.
DR eggNOG; COG0130; Bacteria.
DR HOGENOM; CLU_032087_0_1_9; -.
DR OMA; ELQFIRW; -.
DR OrthoDB; 1166299at2; -.
DR PhylomeDB; Q8CXG9; -.
DR Proteomes; UP000000822; 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 HAMAP; MF_01080; TruB_bact; 1.
DR InterPro; IPR020103; PsdUridine_synth_cat_dom_sf.
DR InterPro; IPR002501; PsdUridine_synth_N.
DR InterPro; IPR014780; tRNA_psdUridine_synth_TruB.
DR InterPro; IPR032819; TruB_C.
DR PANTHER; PTHR13767; PTHR13767; 1.
DR Pfam; PF16198; TruB_C_2; 1.
DR Pfam; PF01509; TruB_N; 1.
DR SUPFAM; SSF55120; SSF55120; 1.
DR TIGRFAMs; TIGR00431; TruB; 1.
PE 3: Inferred from homology;
KW Isomerase; Reference proteome; tRNA processing.
FT CHAIN 1..303
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000121878"
FT ACT_SITE 38
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 303 AA; 34417 MW; 7BC5E3A2552417CF CRC64;
MHGILPLWKP KGLTSHDCVM RCRRYFKTKK VGHTGTLDPE VEGVLPICIG QATKIVPFLT
DTKKVYEATV QLGYSTETED ATGKIVETKE VSDFPTNKNL EEVLQTFIGR TKQIPPMYSA
VKVNGKKLYE YARANESVER PVREIEIFEL TLTSVDEKNH SFDIRIVCSK GTYIRTLCVD
IGKALGYPAH MSLLTRTKTG AFSEKNTVTF DMIEEAVSNQ SEERLLEPII NGLQHLEQIE
VNEDMEKRIL NGQKLSLQRN QPKQTDPFVF VREGNVLAIY QSHPTNEDQI KPVRVFAIED
KKV
