ID   TRUB_COLP3              Reviewed;         318 AA.
AC   Q482T7;
DT   04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT   13-SEP-2005, sequence version 1.
DT   03-AUG-2022, entry version 98.
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=CPS_2205;
OS   Colwellia psychrerythraea (strain 34H / ATCC BAA-681) (Vibrio
OS   psychroerythus).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Colwelliaceae; Colwellia.
OX   NCBI_TaxID=167879;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=34H / ATCC BAA-681;
RX   PubMed=16043709; DOI=10.1073/pnas.0504766102;
RA   Methe B.A., Nelson K.E., Deming J.W., Momen B., Melamud E., Zhang X.,
RA   Moult J., Madupu R., Nelson W.C., Dodson R.J., Brinkac L.M.,
RA   Daugherty S.C., Durkin A.S., DeBoy R.T., Kolonay J.F., Sullivan S.A.,
RA   Zhou L., Davidsen T.M., Wu M., Huston A.L., Lewis M., Weaver B.,
RA   Weidman J.F., Khouri H., Utterback T.R., Feldblyum T.V., Fraser C.M.;
RT   "The psychrophilic lifestyle as revealed by the genome sequence of
RT   Colwellia psychrerythraea 34H through genomic and proteomic analyses.";
RL   Proc. Natl. Acad. Sci. U.S.A. 102:10913-10918(2005).
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; CP000083; AAZ26122.1; -; Genomic_DNA.
DR   RefSeq; WP_011043024.1; NC_003910.7.
DR   AlphaFoldDB; Q482T7; -.
DR   SMR; Q482T7; -.
DR   STRING; 167879.CPS_2205; -.
DR   EnsemblBacteria; AAZ26122; AAZ26122; CPS_2205.
DR   KEGG; cps:CPS_2205; -.
DR   eggNOG; COG0130; Bacteria.
DR   HOGENOM; CLU_032087_0_3_6; -.
DR   OMA; ELQFIRW; -.
DR   OrthoDB; 1166299at2; -.
DR   Proteomes; UP000000547; 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..318
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_0000229350"
FT   ACT_SITE        47
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   318 AA;  34907 MW;  CEAA55677DC4D0CF CRC64;
     MAKRRKGRQV NGVLLLDKPH GLSSNHALQT VKRIYFAQKA GHTGALDPLA TGMLPICLGE
     GTKFSQYLLD TDKTYQVTAK LGIRTTTSDA GGEVVSEKTV DVSSEQLAKA LDSFRGTTKQ
     VPSMYSALKH QGQPLYKYAR EGIEVPREAR DITVFNLELL RFEHDEVELN IHVSKGTYIR
     TIVDDLGELL GCGAHVAHLR RSAVGNYPVE KMITLPELEA LLEQANADEI TPSDVLDPLL
     LPMNSAVDGM HCVYVDDMSA NFLRHGNPVQ AYNQPEAGSV QVYLGEDEND ADAEFIGVGF
     INDDGLVAPK RIVVLEQY