ID Q22BB0_TETTS Unreviewed; 311 AA.
AC Q22BB0;
DT 18-APR-2006, integrated into UniProtKB/TrEMBL.
DT 16-APR-2014, sequence version 2.
DT 24-JAN-2024, entry version 83.
DE RecName: Full=tRNA pseudouridine synthase {ECO:0000256|RuleBase:RU003792};
DE EC=5.4.99.12 {ECO:0000256|RuleBase:RU003792};
GN ORFNames=TTHERM_01107460 {ECO:0000313|EMBL:EAR82598.2};
OS Tetrahymena thermophila (strain SB210).
OC Eukaryota; Sar; Alveolata; Ciliophora; Intramacronucleata;
OC Oligohymenophorea; Hymenostomatida; Tetrahymenina; Tetrahymenidae;
OC Tetrahymena.
OX NCBI_TaxID=312017 {ECO:0000313|EMBL:EAR82598.2, ECO:0000313|Proteomes:UP000009168};
RN [1] {ECO:0000313|Proteomes:UP000009168}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SB210 {ECO:0000313|Proteomes:UP000009168};
RX PubMed=16933976; DOI=10.1371/journal.pbio.0040286;
RA Eisen J.A., Coyne R.S., Wu M., Wu D., Thiagarajan M., Wortman J.R.,
RA Badger J.H., Ren Q., Amedeo P., Jones K.M., Tallon L.J., Delcher A.L.,
RA Salzberg S.L., Silva J.C., Haas B.J., Majoros W.H., Farzad M.,
RA Carlton J.M., Smith R.K. Jr., Garg J., Pearlman R.E., Karrer K.M., Sun L.,
RA Manning G., Elde N.C., Turkewitz A.P., Asai D.J., Wilkes D.E., Wang Y.,
RA Cai H., Collins K., Stewart B.A., Lee S.R., Wilamowska K., Weinberg Z.,
RA Ruzzo W.L., Wloga D., Gaertig J., Frankel J., Tsao C.-C., Gorovsky M.A.,
RA Keeling P.J., Waller R.F., Patron N.J., Cherry J.M., Stover N.A.,
RA Krieger C.J., del Toro C., Ryder H.F., Williamson S.C., Barbeau R.A.,
RA Hamilton E.P., Orias E.;
RT "Macronuclear genome sequence of the ciliate Tetrahymena thermophila, a
RT model eukaryote.";
RL PLoS Biol. 4:1620-1642(2006).
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|RuleBase:RU003792};
CC -!- SIMILARITY: Belongs to the tRNA pseudouridine synthase TruA family.
CC {ECO:0000256|ARBA:ARBA00009375, ECO:0000256|RuleBase:RU003792}.
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DR EMBL; GG662272; EAR82598.2; -; Genomic_DNA.
DR RefSeq; XP_001030261.2; XM_001030261.2.
DR AlphaFoldDB; Q22BB0; -.
DR STRING; 312017.Q22BB0; -.
DR EnsemblProtists; EAR82598; EAR82598; TTHERM_01107460.
DR GeneID; 7842291; -.
DR KEGG; tet:TTHERM_01107460; -.
DR HOGENOM; CLU_938377_0_0_1; -.
DR InParanoid; Q22BB0; -.
DR OrthoDB; 12038at2759; -.
DR Proteomes; UP000009168; 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:0001522; P:pseudouridine synthesis; IEA:InterPro.
DR GO; GO:0008033; P:tRNA processing; IEA:UniProtKB-KW.
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 PANTHER; PTHR11142; PSEUDOURIDYLATE SYNTHASE; 1.
DR PANTHER; PTHR11142:SF0; TRNA PSEUDOURIDINE SYNTHASE-LIKE 1; 1.
DR Pfam; PF01416; PseudoU_synth_1; 1.
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|RuleBase:RU003792};
KW Reference proteome {ECO:0000313|Proteomes:UP000009168};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694,
KW ECO:0000256|RuleBase:RU003792}.
FT DOMAIN 161..280
FT /note="Pseudouridine synthase I TruA alpha/beta"
FT /evidence="ECO:0000259|Pfam:PF01416"
FT ACT_SITE 58
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PIRSR:PIRSR001430-1"
FT BINDING 124
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001430-2"
SQ SEQUENCE 311 AA; 37173 MW; E5EAA74851BC690A CRC64;
MKKIKYLAFF SYLGRNYHGF QYQILEGQRF KTIQDSIQQS LNNFAKQEVF IKSSSRTDVG
VNARKHPVQF VLQRDSKKKI WDLLTVQRGV NFYLRDAGDQ IAINEVYQVP MEFDVRNDCL
QKEYVFYIDS QVGYNWENPL LFYKQSWCIP DQIDIDRLKQ AFQKYLGRHN FYLFTSPEPF
QTQFDLFEKE LNSFEITHYP NEHFPKIQSI RISVKGKGFL KYQVRYMVGI AVLYAQKKID
ENYLNYLLNP TGFIPQDERR NLIRLKAKPE GLFLYDVQYD QKFLHSQIQD DLIVNVPEKQ
IQDIDLLQQK T
//
