TRUB_SHIBS
ID TRUB_SHIBS Reviewed; 314 AA.
AC Q31W45;
DT 04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT 06-DEC-2005, sequence version 1.
DT 03-AUG-2022, entry version 92.
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=SBO_3216;
OS Shigella boydii serotype 4 (strain Sb227).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Shigella.
OX NCBI_TaxID=300268;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Sb227;
RX PubMed=16275786; DOI=10.1093/nar/gki954;
RA Yang F., Yang J., Zhang X., Chen L., Jiang Y., Yan Y., Tang X., Wang J.,
RA Xiong Z., Dong J., Xue Y., Zhu Y., Xu X., Sun L., Chen S., Nie H., Peng J.,
RA Xu J., Wang Y., Yuan Z., Wen Y., Yao Z., Shen Y., Qiang B., Hou Y., Yu J.,
RA Jin Q.;
RT "Genome dynamics and diversity of Shigella species, the etiologic agents of
RT bacillary dysentery.";
RL Nucleic Acids Res. 33:6445-6458(2005).
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; CP000036; ABB67713.1; -; Genomic_DNA.
DR RefSeq; WP_000089687.1; NC_007613.1.
DR AlphaFoldDB; Q31W45; -.
DR SMR; Q31W45; -.
DR EnsemblBacteria; ABB67713; ABB67713; SBO_3216.
DR KEGG; sbo:SBO_3216; -.
DR HOGENOM; CLU_032087_0_3_6; -.
DR OMA; ELQFIRW; -.
DR Proteomes; UP000007067; 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 Gene3D; 2.30.130.10; -; 1.
DR HAMAP; MF_01080; TruB_bact; 1.
DR InterPro; IPR020103; PsdUridine_synth_cat_dom_sf.
DR InterPro; IPR002501; PsdUridine_synth_N.
DR InterPro; IPR015947; PUA-like_sf.
DR InterPro; IPR036974; PUA_sf.
DR InterPro; IPR014780; tRNA_psdUridine_synth_TruB.
DR InterPro; IPR015240; tRNA_sdUridine_synth_fam1_C.
DR InterPro; IPR032819; TruB_C.
DR PANTHER; PTHR13767; PTHR13767; 1.
DR Pfam; PF09157; TruB-C_2; 1.
DR Pfam; PF16198; TruB_C_2; 1.
DR Pfam; PF01509; TruB_N; 1.
DR SUPFAM; SSF55120; SSF55120; 1.
DR SUPFAM; SSF88697; SSF88697; 1.
DR TIGRFAMs; TIGR00431; TruB; 1.
PE 3: Inferred from homology;
KW Isomerase; tRNA processing.
FT CHAIN 1..314
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000229381"
FT ACT_SITE 48
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
FT BINDING 43
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
FT BINDING 76
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
FT BINDING 179
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
FT BINDING 200
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 314 AA; 35135 MW; B04ED73C32FB5F91 CRC64;
MSRPRRRGRD INGVLLLDKP QGMSSNDALQ KVKRIYNANR AGHTGALDPL ATGMLPICFG
EATKFSQYLL DSDKRYRVIA RLGQRTDTSD ADGQIVEERP VTFSAEQLAA ALDTFRGDIE
QIPSMYSALK YQGKKLYEYA RQGIEVPREA RPITIYELLF IRHEGNELEL EIHCSKGTYI
RTIIDDLGEK LGCGAHVIYL RRLAVSKYPV ERMVTLEHLR ELVEQAEQQD IPAAELLDPL
LMPMDSPASD YPVVNLPLTS SVYFKNGNPV RTSGAPLEGL VRVTEGENGK FIGMGEIDDE
GRVAPRRLVV EYPA
