ID   TRUA_RHOBA              Reviewed;         276 AA.
AC   Q7TU07;
DT   16-FEB-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2003, sequence version 1.
DT   03-AUG-2022, entry version 96.
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=RB2676;
OS   Rhodopirellula baltica (strain DSM 10527 / NCIMB 13988 / SH1).
OC   Bacteria; Planctomycetes; Planctomycetia; Pirellulales; Pirellulaceae;
OC   Rhodopirellula.
OX   NCBI_TaxID=243090;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10527 / NCIMB 13988 / SH1;
RX   PubMed=12835416; DOI=10.1073/pnas.1431443100;
RA   Gloeckner F.O., Kube M., Bauer M., Teeling H., Lombardot T., Ludwig W.,
RA   Gade D., Beck A., Borzym K., Heitmann K., Rabus R., Schlesner H., Amann R.,
RA   Reinhardt R.;
RT   "Complete genome sequence of the marine planctomycete Pirellula sp. strain
RT   1.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:8298-8303(2003).
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; BX294137; CAD72774.1; -; Genomic_DNA.
DR   RefSeq; NP_865090.1; NC_005027.1.
DR   RefSeq; WP_011118979.1; NC_005027.1.
DR   AlphaFoldDB; Q7TU07; -.
DR   SMR; Q7TU07; -.
DR   STRING; 243090.RB2676; -.
DR   EnsemblBacteria; CAD72774; CAD72774; RB2676.
DR   KEGG; rba:RB2676; -.
DR   PATRIC; fig|243090.15.peg.1230; -.
DR   eggNOG; COG0101; Bacteria.
DR   HOGENOM; CLU_014673_0_2_0; -.
DR   InParanoid; Q7TU07; -.
DR   OMA; FLYGMVR; -.
DR   OrthoDB; 1075262at2; -.
DR   Proteomes; UP000001025; Chromosome.
DR   GO; GO:0009982; F:pseudouridine synthase activity; IBA:GO_Central.
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; IBA:GO_Central.
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; Reference proteome; tRNA processing.
FT   CHAIN           1..276
FT                   /note="tRNA pseudouridine synthase A"
FT                   /id="PRO_0000057438"
FT   ACT_SITE        58
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00171"
FT   BINDING         117
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00171"
SQ   SEQUENCE   276 AA;  30792 MW;  DDD918BEFB896306 CRC64;
     MQANDRPRTF HLTVAYDGTE YCGWQVQPEQ RSIQSELERV IRPLAGRPVR VLGSGRTDAG
     VHAIGQVARC VLPVWKADTV ALQRAINSKL PNDIRVKAVR ETRERFHPIA DATGKQYQYL
     VQVGGSRDPF ANRFVNRVGG PIDHSAMQSA AAKFVGRHDF KAFQGTGAER PSTVRTIHSA
     RWIPRVATGP TGAELEGEHW CFEIDGEGFL YNMVRNLMGT MLEVGRGKKS PNWIDEVLAS
     RDRKMAGPTA PPQGLFLCRV DYPDEVFQVE EPDVIE