ID   TRUA_NITWN              Reviewed;         255 AA.
AC   Q3SN27;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   11-OCT-2005, sequence version 1.
DT   03-AUG-2022, entry version 106.
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=Nwi_3066;
OS   Nitrobacter winogradskyi (strain ATCC 25391 / DSM 10237 / CIP 104748 /
OS   NCIMB 11846 / Nb-255).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Nitrobacter.
OX   NCBI_TaxID=323098;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 25391 / DSM 10237 / CIP 104748 / NCIMB 11846 / Nb-255;
RX   PubMed=16517654; DOI=10.1128/aem.72.3.2050-2063.2006;
RA   Starkenburg S.R., Chain P.S.G., Sayavedra-Soto L.A., Hauser L., Land M.L.,
RA   Larimer F.W., Malfatti S.A., Klotz M.G., Bottomley P.J., Arp D.J.,
RA   Hickey W.J.;
RT   "Genome sequence of the chemolithoautotrophic nitrite-oxidizing bacterium
RT   Nitrobacter winogradskyi Nb-255.";
RL   Appl. Environ. Microbiol. 72:2050-2063(2006).
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; CP000115; ABA06314.1; -; Genomic_DNA.
DR   RefSeq; WP_011316230.1; NC_007406.1.
DR   AlphaFoldDB; Q3SN27; -.
DR   SMR; Q3SN27; -.
DR   STRING; 323098.Nwi_3066; -.
DR   EnsemblBacteria; ABA06314; ABA06314; Nwi_3066.
DR   KEGG; nwi:Nwi_3066; -.
DR   eggNOG; COG0101; Bacteria.
DR   HOGENOM; CLU_014673_0_2_5; -.
DR   OMA; FLYGMVR; -.
DR   OrthoDB; 1075262at2; -.
DR   Proteomes; UP000002531; 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; 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..255
FT                   /note="tRNA pseudouridine synthase A"
FT                   /id="PRO_1000017125"
FT   ACT_SITE        52
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   255 AA;  28365 MW;  BC952EFCF18246FB CRC64;
     MPRYKLTIEY DGGPFCGWQY QTNGPSVQGA LEAAVKAICG DDVRVHGAGR TDAGVHALAQ
     VAHCDIARHF MPDRLRDGLN AHLRPHPIGV LEAEIVPDSF EARFSARRRH YIYRIANRRA
     NLAIDVGRVW RVPRPLDTEA MHAAAQRLLG KHDFTTFRDT ECQAKSPEKT LDQLDVIRNG
     DNVSIITSAR SYLHSQVRSM VGSLVWVGHG RWNADDLSGA LAARRREACG PVAPPDGLYL
     ARVDYEGSIP LRQDR