ID   TRUB_MESH2              Reviewed;         327 AA.
AC   Q601U7;
DT   26-APR-2005, integrated into UniProtKB/Swiss-Prot.
DT   23-NOV-2004, sequence version 1.
DT   03-AUG-2022, entry version 100.
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=mhp104;
OS   Mesomycoplasma hyopneumoniae (strain 232) (Mycoplasma hyopneumoniae).
OC   Bacteria; Tenericutes; Mollicutes; Mycoplasmataceae; Mesomycoplasma.
OX   NCBI_TaxID=295358;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=232;
RX   PubMed=15489423; DOI=10.1128/jb.186.21.7123-7133.2004;
RA   Minion F.C., Lefkowitz E.J., Madsen M.L., Cleary B.J., Swartzell S.M.,
RA   Mahairas G.G.;
RT   "The genome sequence of Mycoplasma hyopneumoniae strain 232, the agent of
RT   swine mycoplasmosis.";
RL   J. Bacteriol. 186:7123-7133(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; AE017332; AAV27711.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q601U7; -.
DR   SMR; Q601U7; -.
DR   STRING; 295358.mhp104; -.
DR   PRIDE; Q601U7; -.
DR   EnsemblBacteria; AAV27711; AAV27711; mhp104.
DR   KEGG; mhy:mhp104; -.
DR   eggNOG; COG0130; Bacteria.
DR   HOGENOM; CLU_032087_0_2_14; -.
DR   OMA; KEYYVEA; -.
DR   PhylomeDB; Q601U7; -.
DR   Proteomes; UP000006822; 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; tRNA processing.
FT   CHAIN           1..327
FT                   /note="tRNA pseudouridine synthase B"
FT                   /id="PRO_0000121865"
FT   ACT_SITE        83
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ   SEQUENCE   327 AA;  37416 MW;  1F4F0AA014679827 CRC64;
     MADTLDLGSS AFGCKGSSPF LRTTMIGQPC VDFFFFFFFF FKKKKKKMIT FLYKPKKISS
     AKFLRQWSKT NLIKKAGHAG TLDPLASGLL LVATEDDTKL LQYLDQKTKT YLAKIQFGFW
     STTYDAEGQI YGVEQPIKVT KDNLEQALNR LSESQKQVPP VFSSKKVSGK SAYHYARQGK
     QIELKPISIK ISKTILINFD EKLQNCVIMW QVSRGCYIRS LADDLGKMLK TRAYLSDLER
     TKIGNFDKKF LNQSLKPQDL FDLQQVKLDL ENLELLLQGK KINYFAKNSE LNTLIFKDEV
     VGFGKIINNV LITKKLFGNR IKKIINT