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TRUB_SULNB
ID   TRUB_SULNB              Reviewed;         277 AA.
AC   A6Q784;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   21-AUG-2007, sequence version 1.
DT   25-MAY-2022, entry version 95.
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=SUN_0383;
OS   Sulfurovum sp. (strain NBC37-1).
OC   Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC   Sulfurovaceae; Sulfurovum; unclassified Sulfurovum.
OX   NCBI_TaxID=387093;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NBC37-1;
RX   PubMed=17615243; DOI=10.1073/pnas.0700687104;
RA   Nakagawa S., Takaki Y., Shimamura S., Reysenbach A.-L., Takai K.,
RA   Horikoshi K.;
RT   "Deep-sea vent epsilon-proteobacterial genomes provide insights into
RT   emergence of pathogens.";
RL   Proc. Natl. Acad. Sci. U.S.A. 104:12146-12150(2007).
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; AP009179; BAF71343.1; -; Genomic_DNA.
DR   RefSeq; WP_011980076.1; NC_009663.1.
DR   AlphaFoldDB; A6Q784; -.
DR   SMR; A6Q784; -.
DR   STRING; 387093.SUN_0383; -.
DR   EnsemblBacteria; BAF71343; BAF71343; SUN_0383.
DR   KEGG; sun:SUN_0383; -.
DR   eggNOG; COG0130; Bacteria.
DR   HOGENOM; CLU_032087_2_0_7; -.
DR   OMA; ELQFIRW; -.
DR   OrthoDB; 1166299at2; -.
DR   Proteomes; UP000006378; 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   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   PANTHER; PTHR13767; PTHR13767; 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..277
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_1000084703"
FT   ACT_SITE        38
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   277 AA;  31694 MW;  506E2FBA03E65F74 CRC64;
     MNRLFVVNKP IFRTSNGYMG YVKRKYNTKK VGFSGTLDPF ATGCLIVATG QYTKLFQYLN
     KTPKSYKATL WLGANSPSLD IEKVDSIREV APFSQKTIEE VLQSFKGELT YYPPRFSAKK
     VNGKRAYELA REGKEIDLKQ ITSTIYEITL INYNHPFIHF EATVSEGTYI RSLGALIADR
     LRVDATLSSL HRIHEGQFHY ENEKALDPFT HLAIPSNIYT GDEAYLELGK KLSVDYFEAK
     ENGIYLIETS NFFSIIEIVG EAVKYRFNRI PKFEDTP
 
 
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