ID   TRUA_STRA1              Reviewed;         258 AA.
AC   Q3K3S9;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   08-NOV-2005, sequence version 1.
DT   03-AUG-2022, entry version 85.
DE   RecName: Full=tRNA pseudouridine synthase A {ECO:0000255|HAMAP-Rule:MF_00171};
DE            EC=5.4.99.12 {ECO:0000255|HAMAP-Rule:MF_00171};
DE   AltName: Full=tRNA pseudouridine(38-40) synthase {ECO:0000255|HAMAP-Rule:MF_00171};
DE   AltName: Full=tRNA pseudouridylate synthase I {ECO:0000255|HAMAP-Rule:MF_00171};
DE   AltName: Full=tRNA-uridine isomerase I {ECO:0000255|HAMAP-Rule:MF_00171};
GN   Name=truA {ECO:0000255|HAMAP-Rule:MF_00171}; OrderedLocusNames=SAK_0150;
OS   Streptococcus agalactiae serotype Ia (strain ATCC 27591 / A909 / CDC
OS   SS700).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=205921;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27591 / A909 / CDC SS700;
RX   PubMed=16172379; DOI=10.1073/pnas.0506758102;
RA   Tettelin H., Masignani V., Cieslewicz M.J., Donati C., Medini D.,
RA   Ward N.L., Angiuoli S.V., Crabtree J., Jones A.L., Durkin A.S., DeBoy R.T.,
RA   Davidsen T.M., Mora M., Scarselli M., Margarit y Ros I., Peterson J.D.,
RA   Hauser C.R., Sundaram J.P., Nelson W.C., Madupu R., Brinkac L.M.,
RA   Dodson R.J., Rosovitz M.J., Sullivan S.A., Daugherty S.C., Haft D.H.,
RA   Selengut J., Gwinn M.L., Zhou L., Zafar N., Khouri H., Radune D.,
RA   Dimitrov G., Watkins K., O'Connor K.J., Smith S., Utterback T.R., White O.,
RA   Rubens C.E., Grandi G., Madoff L.C., Kasper D.L., Telford J.L.,
RA   Wessels M.R., Rappuoli R., Fraser C.M.;
RT   "Genome analysis of multiple pathogenic isolates of Streptococcus
RT   agalactiae: implications for the microbial 'pan-genome'.";
RL   Proc. Natl. Acad. Sci. U.S.A. 102:13950-13955(2005).
CC   -!- FUNCTION: Formation of pseudouridine at positions 38, 39 and 40 in the
CC       anticodon stem and loop of transfer RNAs. {ECO:0000255|HAMAP-
CC       Rule:MF_00171}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=uridine(38/39/40) in tRNA = pseudouridine(38/39/40) in tRNA;
CC         Xref=Rhea:RHEA:22376, Rhea:RHEA-COMP:10085, Rhea:RHEA-COMP:10087,
CC         ChEBI:CHEBI:65314, ChEBI:CHEBI:65315; EC=5.4.99.12;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00171};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00171}.
CC   -!- SIMILARITY: Belongs to the tRNA pseudouridine synthase TruA family.
CC       {ECO:0000255|HAMAP-Rule:MF_00171}.
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DR   EMBL; CP000114; ABA45178.1; -; Genomic_DNA.
DR   RefSeq; WP_000199162.1; NC_007432.1.
DR   AlphaFoldDB; Q3K3S9; -.
DR   SMR; Q3K3S9; -.
DR   KEGG; sak:SAK_0150; -.
DR   HOGENOM; CLU_014673_0_1_9; -.
DR   OMA; FLYGMVR; -.
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; cd02570; PseudoU_synth_EcTruA; 1.
DR   Gene3D; 3.30.70.580; -; 1.
DR   Gene3D; 3.30.70.660; -; 1.
DR   HAMAP; MF_00171; TruA; 1.
DR   InterPro; IPR020103; PsdUridine_synth_cat_dom_sf.
DR   InterPro; IPR001406; PsdUridine_synth_TruA.
DR   InterPro; IPR020097; PsdUridine_synth_TruA_a/b_dom.
DR   InterPro; IPR020095; PsdUridine_synth_TruA_C.
DR   InterPro; IPR020094; TruA/RsuA/RluB/E/F_N.
DR   PANTHER; PTHR11142; PTHR11142; 1.
DR   Pfam; PF01416; PseudoU_synth_1; 2.
DR   PIRSF; PIRSF001430; tRNA_psdUrid_synth; 1.
DR   SUPFAM; SSF55120; SSF55120; 1.
DR   TIGRFAMs; TIGR00071; hisT_truA; 1.
PE   3: Inferred from homology;
KW   Isomerase; tRNA processing.
FT   CHAIN           1..258
FT                   /note="tRNA pseudouridine synthase A"
FT                   /id="PRO_1000017190"
FT   ACT_SITE        53
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00171"
FT   BINDING         111
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00171"
SQ   SEQUENCE   258 AA;  29344 MW;  C13D7CBE483F620E CRC64;
     MTRYKAQISY DGSAFSGFQR QPNCRTVQEE IERTLKRLNS GNDVIIHGAG RTDAGVHAYG
     QVIHFDLPQA RDVEKLRFGL DTQCPDDIDI VKVEQVSDDF HCRYDKHIKT YEFLVDIGRP
     KNPMMRNYAT HYPYPVIIEL MKEAIKDLVG THDFTGFTAS GTSVENKVRT IFDAKIQFEA
     SKNLLIFTFT GNGFLYKQVR NMVGTLLKIG NGRMPISQIK TILQAKNRDL AGPTAAGNGL
     YLKEIIYEDE ECFSNFRK