TRUB_BACFR
ID TRUB_BACFR Reviewed; 233 AA.
AC Q650L8;
DT 26-APR-2005, integrated into UniProtKB/Swiss-Prot.
DT 25-OCT-2004, sequence version 1.
DT 25-MAY-2022, entry version 90.
DE RecName: Full=tRNA pseudouridine synthase B {ECO:0000255|HAMAP-Rule:MF_01080};
DE EC=5.4.99.25 {ECO:0000255|HAMAP-Rule:MF_01080};
DE AltName: Full=tRNA pseudouridine(55) synthase {ECO:0000255|HAMAP-Rule:MF_01080};
DE Short=Psi55 synthase {ECO:0000255|HAMAP-Rule:MF_01080};
DE AltName: Full=tRNA pseudouridylate synthase {ECO:0000255|HAMAP-Rule:MF_01080};
DE AltName: Full=tRNA-uridine isomerase {ECO:0000255|HAMAP-Rule:MF_01080};
GN Name=truB {ECO:0000255|HAMAP-Rule:MF_01080}; OrderedLocusNames=BF0057;
OS Bacteroides fragilis (strain YCH46).
OC Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC Bacteroides.
OX NCBI_TaxID=295405;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YCH46;
RX PubMed=15466707; DOI=10.1073/pnas.0404172101;
RA Kuwahara T., Yamashita A., Hirakawa H., Nakayama H., Toh H., Okada N.,
RA Kuhara S., Hattori M., Hayashi T., Ohnishi Y.;
RT "Genomic analysis of Bacteroides fragilis reveals extensive DNA inversions
RT regulating cell surface adaptation.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:14919-14924(2004).
CC -!- FUNCTION: Responsible for synthesis of pseudouridine from uracil-55 in
CC the psi GC loop of transfer RNAs. {ECO:0000255|HAMAP-Rule:MF_01080}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=uridine(55) in tRNA = pseudouridine(55) in tRNA;
CC Xref=Rhea:RHEA:42532, Rhea:RHEA-COMP:10101, Rhea:RHEA-COMP:10102,
CC ChEBI:CHEBI:65314, ChEBI:CHEBI:65315; EC=5.4.99.25;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01080};
CC -!- SIMILARITY: Belongs to the pseudouridine synthase TruB family. Type 1
CC subfamily. {ECO:0000255|HAMAP-Rule:MF_01080}.
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DR EMBL; AP006841; BAD46806.1; -; Genomic_DNA.
DR RefSeq; WP_005783635.1; NZ_UYXF01000012.1.
DR RefSeq; YP_097340.1; NC_006347.1.
DR AlphaFoldDB; Q650L8; -.
DR SMR; Q650L8; -.
DR STRING; 295405.BF0057; -.
DR EnsemblBacteria; BAD46806; BAD46806; BF0057.
DR GeneID; 66330803; -.
DR KEGG; bfr:BF0057; -.
DR PATRIC; fig|295405.11.peg.95; -.
DR HOGENOM; CLU_032087_2_0_10; -.
DR OMA; ELQFIRW; -.
DR Proteomes; UP000002197; 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; cd02573; PseudoU_synth_EcTruB; 1.
DR HAMAP; MF_01080; TruB_bact; 1.
DR InterPro; IPR020103; PsdUridine_synth_cat_dom_sf.
DR InterPro; IPR002501; PsdUridine_synth_N.
DR InterPro; IPR014780; tRNA_psdUridine_synth_TruB.
DR InterPro; IPR032819; TruB_C.
DR PANTHER; PTHR13767; PTHR13767; 1.
DR Pfam; PF16198; TruB_C_2; 1.
DR Pfam; PF01509; TruB_N; 1.
DR SUPFAM; SSF55120; SSF55120; 1.
DR TIGRFAMs; TIGR00431; TruB; 1.
PE 3: Inferred from homology;
KW Isomerase; tRNA processing.
FT CHAIN 1..233
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000121787"
FT ACT_SITE 48
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 233 AA; 26247 MW; 6D585956E4D30677 CRC64;
MNFKEGEVLY FNKPLGWTSF KVVGHARYHM CRRMKVKKLK VGHAGTLDPL ATGVMIVCTG
KATKRIEEFQ YHTKEYVATI QLGATTPSYD LEHEIDATYP TEHITRELVE KTLKTFVGEI
QQIPPAFSAC KVDGARAYDL ARKGQEVELK PKLLVIDEIE LLECNLPEIK IRVVCSKGTY
IRALARDIGE ALQSGAHLTG LIRTRVGDVK LEQCLDPAKF AEWIDQQDVE ISD
