ID   TRUB_TREDE              Reviewed;         357 AA.
AC   Q73NP8;
DT   11-OCT-2004, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   25-MAY-2022, entry version 97.
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=TDE_1104;
OS   Treponema denticola (strain ATCC 35405 / DSM 14222 / CIP 103919 / JCM 8153
OS   / KCTC 15104).
OC   Bacteria; Spirochaetes; Spirochaetales; Treponemataceae; Treponema.
OX   NCBI_TaxID=243275;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 35405 / DSM 14222 / CIP 103919 / JCM 8153 / KCTC 15104;
RX   PubMed=15064399; DOI=10.1073/pnas.0307639101;
RA   Seshadri R., Myers G.S.A., Tettelin H., Eisen J.A., Heidelberg J.F.,
RA   Dodson R.J., Davidsen T.M., DeBoy R.T., Fouts D.E., Haft D.H., Selengut J.,
RA   Ren Q., Brinkac L.M., Madupu R., Kolonay J.F., Durkin S.A., Daugherty S.C.,
RA   Shetty J., Shvartsbeyn A., Gebregeorgis E., Geer K., Tsegaye G.,
RA   Malek J.A., Ayodeji B., Shatsman S., McLeod M.P., Smajs D., Howell J.K.,
RA   Pal S., Amin A., Vashisth P., McNeill T.Z., Xiang Q., Sodergren E.,
RA   Baca E., Weinstock G.M., Norris S.J., Fraser C.M., Paulsen I.T.;
RT   "Comparison of the genome of the oral pathogen Treponema denticola with
RT   other spirochete genomes.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:5646-5651(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}.
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DR   EMBL; AE017226; AAS11593.1; -; Genomic_DNA.
DR   RefSeq; NP_971712.1; NC_002967.9.
DR   RefSeq; WP_002682411.1; NC_002967.9.
DR   AlphaFoldDB; Q73NP8; -.
DR   SMR; Q73NP8; -.
DR   STRING; 243275.TDE_1104; -.
DR   EnsemblBacteria; AAS11593; AAS11593; TDE_1104.
DR   GeneID; 2740234; -.
DR   KEGG; tde:TDE_1104; -.
DR   PATRIC; fig|243275.7.peg.1063; -.
DR   eggNOG; COG0130; Bacteria.
DR   HOGENOM; CLU_032087_0_0_12; -.
DR   OMA; VELTHAE; -.
DR   OrthoDB; 1166299at2; -.
DR   Proteomes; UP000008212; 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   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..357
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_0000121933"
FT   ACT_SITE        42
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   357 AA;  40131 MW;  66AB98094F6466CA CRC64;
     MELNKNLIIP FAKQAGLTSF ASMSAVKKAL STKKVGHTGT LDLFADGLLV LLTGQLTRLA
     DIISAEKKTY EAWVEFGTET DTLDPEGEPV LTAPLPSYKN LTESIPSFLG KILQRPPEFS
     AIKINGKRAS DRIRSGEKIK IAEREIEIFK IELKGIITDS GLEFTEKDFT NINAELKIRY
     AHIVVECSKG TYIRSLVRDL ARKASSCAYV RALRRTAVGN FKLEDAAGFD LLNNFSAAPE
     NLFLKEKKIL DAAAGKKFYK QKEIDFLEIM AKSIIFSPKT AENLKLPYLF LDRKYLNDFY
     NGKKIKFNWF LNTDEVLENI TGLDLENKKT CVFCGDLWIG IIGLNKNCPK YETVIKN