ID K9R020_NOSS7 Unreviewed; 301 AA.
AC K9R020;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 55.
DE RecName: Full=tRNA pseudouridine synthase A {ECO:0000256|HAMAP-Rule:MF_00171};
DE EC=5.4.99.12 {ECO:0000256|HAMAP-Rule:MF_00171};
DE AltName: Full=tRNA pseudouridine(38-40) synthase {ECO:0000256|HAMAP-Rule:MF_00171};
DE AltName: Full=tRNA pseudouridylate synthase I {ECO:0000256|HAMAP-Rule:MF_00171};
DE AltName: Full=tRNA-uridine isomerase I {ECO:0000256|HAMAP-Rule:MF_00171};
GN Name=truA {ECO:0000256|HAMAP-Rule:MF_00171};
GN OrderedLocusNames=Nos7524_4953 {ECO:0000313|EMBL:AFY50679.1};
OS Nostoc sp. (strain ATCC 29411 / PCC 7524).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=28072 {ECO:0000313|EMBL:AFY50679.1, ECO:0000313|Proteomes:UP000010378};
RN [1] {ECO:0000313|Proteomes:UP000010378}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29411 / PCC 7524 {ECO:0000313|Proteomes:UP000010378};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
CC -!- FUNCTION: Formation of pseudouridine at positions 38, 39 and 40 in the
CC anticodon stem and loop of transfer RNAs. {ECO:0000256|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:0000256|HAMAP-Rule:MF_00171,
CC ECO:0000256|RuleBase:RU003792};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00171}.
CC -!- SIMILARITY: Belongs to the tRNA pseudouridine synthase TruA family.
CC {ECO:0000256|ARBA:ARBA00009375, ECO:0000256|HAMAP-Rule:MF_00171,
CC ECO:0000256|RuleBase:RU003792}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00171}.
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DR EMBL; CP003552; AFY50679.1; -; Genomic_DNA.
DR AlphaFoldDB; K9R020; -.
DR STRING; 28072.Nos7524_4953; -.
DR KEGG; nop:Nos7524_4953; -.
DR PATRIC; fig|28072.8.peg.5418; -.
DR eggNOG; COG0101; Bacteria.
DR HOGENOM; CLU_014673_0_1_3; -.
DR OrthoDB; 9811823at2; -.
DR Proteomes; UP000010378; 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; 3.30.70.660; Pseudouridine synthase I, catalytic domain, C-terminal subdomain; 1.
DR Gene3D; 3.30.70.580; Pseudouridine synthase I, catalytic domain, N-terminal subdomain; 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 NCBIfam; TIGR00071; hisT_truA; 1.
DR PANTHER; PTHR11142; PSEUDOURIDYLATE SYNTHASE; 1.
DR PANTHER; PTHR11142:SF0; TRNA PSEUDOURIDINE SYNTHASE-LIKE 1; 1.
DR Pfam; PF01416; PseudoU_synth_1; 2.
DR PIRSF; PIRSF001430; tRNA_psdUrid_synth; 1.
DR SUPFAM; SSF55120; Pseudouridine synthase; 1.
PE 3: Inferred from homology;
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_00171};
KW Reference proteome {ECO:0000313|Proteomes:UP000010378};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00171}.
FT DOMAIN 17..113
FT /note="Pseudouridine synthase I TruA alpha/beta"
FT /evidence="ECO:0000259|Pfam:PF01416"
FT DOMAIN 153..255
FT /note="Pseudouridine synthase I TruA alpha/beta"
FT /evidence="ECO:0000259|Pfam:PF01416"
FT ACT_SITE 61
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00171,
FT ECO:0000256|PIRSR:PIRSR001430-1"
FT BINDING 119
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00171,
FT ECO:0000256|PIRSR:PIRSR001430-2"
SQ SEQUENCE 301 AA; 34182 MW; 218D57F40B45795D CRC64;
MLVSHQPKPT QRVALVIQYL GTHFHGWQRQ KQHRTVQEEI ETAIAQILGH HVTLHGAGRT
DSGVHAAAQV AHFDATGFIP AHKWAAVLNS YLPEDVLIRA SAGVSDRWHA RFSAAYRRYR
YTIYTEGRPN LFVKPFSWHY YHPSLDEFLI HAALKPLLGK HDLAAFHRAG SKRSHSWVEV
QAAECHRQGP FIHIEIQADG FLYGMVRLLV GMLVQVGSGQ RTVASFTELW KEQRREEVKY
AAPPQGLCLL RVGYPDFPFS PNVWYDTMPK LVISQESRVN GQQSNAFNMD DGLLTIDSLK
K
//