ID   TRUB_LEPIC              Reviewed;         309 AA.
AC   Q72NX5;
DT   26-APR-2005, integrated into UniProtKB/Swiss-Prot.
DT   10-AUG-2010, sequence version 2.
DT   25-MAY-2022, entry version 101.
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=LIC_12703;
OS   Leptospira interrogans serogroup Icterohaemorrhagiae serovar copenhageni
OS   (strain Fiocruz L1-130).
OC   Bacteria; Spirochaetes; Leptospirales; Leptospiraceae; Leptospira.
OX   NCBI_TaxID=267671;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Fiocruz L1-130;
RX   PubMed=15028702; DOI=10.1128/jb.186.7.2164-2172.2004;
RA   Nascimento A.L.T.O., Ko A.I., Martins E.A.L., Monteiro-Vitorello C.B.,
RA   Ho P.L., Haake D.A., Verjovski-Almeida S., Hartskeerl R.A., Marques M.V.,
RA   Oliveira M.C., Menck C.F.M., Leite L.C.C., Carrer H., Coutinho L.L.,
RA   Degrave W.M., Dellagostin O.A., El-Dorry H., Ferro E.S., Ferro M.I.T.,
RA   Furlan L.R., Gamberini M., Giglioti E.A., Goes-Neto A., Goldman G.H.,
RA   Goldman M.H.S., Harakava R., Jeronimo S.M.B., Junqueira-de-Azevedo I.L.M.,
RA   Kimura E.T., Kuramae E.E., Lemos E.G.M., Lemos M.V.F., Marino C.L.,
RA   Nunes L.R., de Oliveira R.C., Pereira G.G., Reis M.S., Schriefer A.,
RA   Siqueira W.J., Sommer P., Tsai S.M., Simpson A.J.G., Ferro J.A.,
RA   Camargo L.E.A., Kitajima J.P., Setubal J.C., Van Sluys M.A.;
RT   "Comparative genomics of two Leptospira interrogans serovars reveals novel
RT   insights into physiology and pathogenesis.";
RL   J. Bacteriol. 186:2164-2172(2004).
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}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAS71261.1; Type=Erroneous initiation; Note=Truncated N-terminus.; Evidence={ECO:0000305};
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DR   EMBL; AE016823; AAS71261.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_001082027.1; NC_005823.1.
DR   AlphaFoldDB; Q72NX5; -.
DR   SMR; Q72NX5; -.
DR   PaxDb; Q72NX5; -.
DR   EnsemblBacteria; AAS71261; AAS71261; LIC_12703.
DR   GeneID; 61142583; -.
DR   KEGG; lic:LIC_12703; -.
DR   HOGENOM; CLU_032087_0_1_12; -.
DR   Proteomes; UP000007037; Chromosome I.
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; tRNA processing.
FT   CHAIN           1..309
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_0000121855"
FT   ACT_SITE        52
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   309 AA;  35333 MW;  15B5AD6F298E2FED CRC64;
     MNRSDLLENP RTQTESGFLL IHKPVGMTSS DLVVTVRKKL GFKKVGHTGT LDRAASGLMI
     LPIGSCTSFS SVFLEKEKSY EAWVRPGEST DSGDKEGEIL ESLSKEQTET WFQEHQEKLR
     DLFEQVPTWE TQEAPEVSAL KVNGRRRSDL FREGVALVPA VRKIKIYRYE LGEFSPESIS
     FQIRVSAGTY IRKIVMDISD RIGFPLRLEK LVRTSIGKLN LNQADSYESL LDGKIKIHPP
     ETILDFPTVE VPDTEVRNVL NGRKIKLEWI PVNEFLLVSP EEEILAWCKK EEHGIHELDY
     KYLRVFPKN