TRUB_YEREN
ID TRUB_YEREN Reviewed; 309 AA.
AC O34273;
DT 15-JUL-1998, integrated into UniProtKB/Swiss-Prot.
DT 15-JUL-1998, sequence version 2.
DT 03-AUG-2022, entry version 83.
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};
OS Yersinia enterocolitica.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Yersiniaceae; Yersinia.
OX NCBI_TaxID=630;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA Goverde R.L.J., Huis in'T Veld J.H.J., Kusters H.G., Mooi F.R.;
RL Submitted (SEP-1997) to the EMBL/GenBank/DDBJ databases.
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}.
CC -!- SEQUENCE CAUTION:
CC Sequence=CAA71695.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; Y10692; CAA71695.1; ALT_INIT; Genomic_DNA.
DR AlphaFoldDB; O34273; -.
DR SMR; O34273; -.
DR STRING; 1443113.LC20_04736; -.
DR eggNOG; COG0130; Bacteria.
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..309
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000121950"
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 309 AA; 34028 MW; 2E35E80E7946B6D2 CRC64;
MGRPRRRGRD INGVLLLDKP LGLSSNDVLQ KVKRLFSANR AGHTGALDPL ATGMLPICLG
EATKFSQFLL DSDKRYRVVA RLGQRTNTSH AEGALISERE DICHTGTDDA ALDSHRGSSQ
QVPSMYSALK HQGKPLYEYA RQGIEVDREA RSITVYELLF IRWEGNDLEL EIHCSKGTYI
RTIIDDLGEL LGCGAHVSYL RRLQVATYPS DRMVTLEQLT AIVETAQAEE RSPNAELDAL
LLPMDSAVLN FPEVNLLPTV AAYVKQGQPV HVAGAPGEGM VRITEGEERN FIGIGTIAED
GALHRNAWL
