TRUB_HELHP
ID TRUB_HELHP Reviewed; 284 AA.
AC Q7U330;
DT 16-FEB-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2003, sequence version 1.
DT 25-MAY-2022, entry version 104.
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=HH_0124;
OS Helicobacter hepaticus (strain ATCC 51449 / 3B1).
OC Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC Helicobacteraceae; Helicobacter.
OX NCBI_TaxID=235279;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51449 / 3B1;
RX PubMed=12810954; DOI=10.1073/pnas.1332093100;
RA Suerbaum S., Josenhans C., Sterzenbach T., Drescher B., Brandt P., Bell M.,
RA Droege M., Fartmann B., Fischer H.-P., Ge Z., Hoerster A., Holland R.,
RA Klein K., Koenig J., Macko L., Mendz G.L., Nyakatura G., Schauer D.B.,
RA Shen Z., Weber J., Frosch M., Fox J.G.;
RT "The complete genome sequence of the carcinogenic bacterium Helicobacter
RT hepaticus.";
RL Proc. Natl. Acad. Sci. U.S.A. 100:7901-7906(2003).
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; AE017125; AAP76721.1; -; Genomic_DNA.
DR RefSeq; WP_011114967.1; NC_004917.1.
DR AlphaFoldDB; Q7U330; -.
DR SMR; Q7U330; -.
DR STRING; 235279.HH_0124; -.
DR EnsemblBacteria; AAP76721; AAP76721; HH_0124.
DR KEGG; hhe:HH_0124; -.
DR eggNOG; COG0130; Bacteria.
DR HOGENOM; CLU_032087_2_0_7; -.
DR OMA; ELQFIRW; -.
DR OrthoDB; 1166299at2; -.
DR Proteomes; UP000002495; 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 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 PANTHER; PTHR13767; PTHR13767; 1.
DR Pfam; PF01509; TruB_N; 1.
DR SUPFAM; SSF55120; SSF55120; 1.
DR TIGRFAMs; TIGR00431; TruB; 1.
PE 3: Inferred from homology;
KW Isomerase; Reference proteome; tRNA processing.
FT CHAIN 1..284
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000121845"
FT ACT_SITE 40
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 284 AA; 32153 MW; 23DC6E6DC5EB1071 CRC64;
MANALLVAAY KPPFLSSNAC LSRLKKHFGM SKAGYLGTLD PFAKGVLVVG FGSYTRLFPH
LQKVPKAYRA TLWLGAKSAS LDIEHIESIE IIPEYNQSDI EKILFSLKGT FDYTPPAFSA
KHINGQRAYK LAREGKVFTL QQIQMSIYNI TLLSYHHPFV HFEVSVSEGA YVRSIGEIIA
KKLGVNGVLS SLERISEGQM SVSATEQIRI LNPLEYLPYP QLENMHRFSK QMYDGKKITL
KNAQKGKYIV CFEDFFSIIE IFSNGGIQYI LNRIEYVDTF KKTR
