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TRUB_FRATT
ID   TRUB_FRATT              Reviewed;         302 AA.
AC   Q5NER4;
DT   26-APR-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-2005, sequence version 1.
DT   03-AUG-2022, entry version 88.
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=FTT_1554c;
OS   Francisella tularensis subsp. tularensis (strain SCHU S4 / Schu 4).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Thiotrichales;
OC   Francisellaceae; Francisella.
OX   NCBI_TaxID=177416;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SCHU S4 / Schu 4;
RX   PubMed=15640799; DOI=10.1038/ng1499;
RA   Larsson P., Oyston P.C.F., Chain P., Chu M.C., Duffield M., Fuxelius H.-H.,
RA   Garcia E., Haelltorp G., Johansson D., Isherwood K.E., Karp P.D.,
RA   Larsson E., Liu Y., Michell S., Prior J., Prior R., Malfatti S.,
RA   Sjoestedt A., Svensson K., Thompson N., Vergez L., Wagg J.K., Wren B.W.,
RA   Lindler L.E., Andersson S.G.E., Forsman M., Titball R.W.;
RT   "The complete genome sequence of Francisella tularensis, the causative
RT   agent of tularemia.";
RL   Nat. Genet. 37:153-159(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; AJ749949; CAG46187.1; -; Genomic_DNA.
DR   RefSeq; WP_003022450.1; NZ_CP010290.1.
DR   RefSeq; YP_170478.1; NC_006570.2.
DR   AlphaFoldDB; Q5NER4; -.
DR   SMR; Q5NER4; -.
DR   IntAct; Q5NER4; 1.
DR   STRING; 177416.FTT_1554c; -.
DR   DNASU; 3190994; -.
DR   EnsemblBacteria; CAG46187; CAG46187; FTT_1554c.
DR   KEGG; ftu:FTT_1554c; -.
DR   eggNOG; COG0130; Bacteria.
DR   OMA; ELQFIRW; -.
DR   Proteomes; UP000001174; 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..302
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_0000121836"
FT   ACT_SITE        45
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   302 AA;  33958 MW;  1327D6BD6423E6B2 CRC64;
     MKKNRLNLNG VVVINKVKDI SSNKVLQQLK YLFNAQKAGH TGTLDPMATG VLPICFGRAT
     KIAQYLLDAD KEYIATIRLG IETDSGDAEG EIIAKSINIP ELSAEYLETV LAKFRGDVVQ
     IPPMYSALKY NGQPLYKLAR EGKTVEVKSR NIKIYELELL EFNIDSLKIR VKCSKGTYIR
     SLAIDIGKTL GCGGHLIALQ RTQSGPFKLS EAFRLEQLKD LSFEQKIASI TNIESVFIDK
     PIYSLLEEEK DDLYKRGLFA DKPHLDGTVR IYDVEKFVAI AEFDKGKLIN KKFFDQDILI
     SE
 
 
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