ID A0A139X9V8_9CYAN Unreviewed; 275 AA.
AC A0A139X9V8;
DT 11-MAY-2016, integrated into UniProtKB/TrEMBL.
DT 11-MAY-2016, sequence version 1.
DT 24-JAN-2024, entry version 35.
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 ORFNames=WA1_21505 {ECO:0000313|EMBL:KYC41465.1};
OS Scytonema hofmannii PCC 7110.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Scytonemataceae;
OC Scytonema.
OX NCBI_TaxID=128403 {ECO:0000313|EMBL:KYC41465.1, ECO:0000313|Proteomes:UP000076925};
RN [1] {ECO:0000313|EMBL:KYC41465.1, ECO:0000313|Proteomes:UP000076925}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7110 {ECO:0000313|EMBL:KYC41465.1,
RC ECO:0000313|Proteomes:UP000076925};
RX PubMed=23221676; DOI=10.1093/gbe/evs117;
RA Dagan T., Roettger M., Stucken K., Landan G., Koch R., Major P.,
RA Gould S.B., Goremykin V.V., Rippka R., Tandeau de Marsac N., Gugger M.,
RA Lockhart P.J., Allen J.F., Brune I., Maus I., Puhler A., Martin W.F.;
RT "Genomes of Stigonematalean cyanobacteria (subsection V) and the evolution
RT of oxygenic photosynthesis from prokaryotes to plastids.";
RL Genome Biol. Evol. 5:31-44(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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KYC41465.1}.
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DR EMBL; ANNX02000021; KYC41465.1; -; Genomic_DNA.
DR RefSeq; WP_026135261.1; NZ_KQ976354.1.
DR AlphaFoldDB; A0A139X9V8; -.
DR STRING; 128403.WA1_21505; -.
DR OrthoDB; 9811823at2; -.
DR Proteomes; UP000076925; Unassembled WGS sequence.
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:UP000076925};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00171}.
FT DOMAIN 18..114
FT /note="Pseudouridine synthase I TruA alpha/beta"
FT /evidence="ECO:0000259|Pfam:PF01416"
FT DOMAIN 154..256
FT /note="Pseudouridine synthase I TruA alpha/beta"
FT /evidence="ECO:0000259|Pfam:PF01416"
FT ACT_SITE 62
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00171,
FT ECO:0000256|PIRSR:PIRSR001430-1"
FT BINDING 120
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00171,
FT ECO:0000256|PIRSR:PIRSR001430-2"
SQ SEQUENCE 275 AA; 31541 MW; 733F16EB9A3799A7 CRC64;
MLDSQQPKPR TYRVALVIQY LGTHFHGWQR QKQQRTVQEE IEKAIATVLG YPVTLYGAGR
TDAGVHAAAQ VAHFNVTSPI PACKWAVILN SYLPNDILIR ASAEVNDRWH ARFSAIYRRY
RYTLYTEGLP NLFASAVSWH YYIDPLDESL MQAALKPLIG HHHLAAFHRA NSVRKHSWVD
IQAAECYRNG SFLHIEIQAN GFLYGMVRLL VGMLVQVGSG QRTPENFTDL WKYERREEVK
HAAPSQGLCL LRVGYPDFPF PPEIWFDTQP KFVFS
//