TRUB_HAEDU
ID TRUB_HAEDU Reviewed; 305 AA.
AC P59878;
DT 26-SEP-2003, integrated into UniProtKB/Swiss-Prot.
DT 26-SEP-2003, sequence version 1.
DT 25-MAY-2022, entry version 107.
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=HD_1459;
OS Haemophilus ducreyi (strain 35000HP / ATCC 700724).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Haemophilus.
OX NCBI_TaxID=233412;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=35000HP / ATCC 700724;
RA Munson R.S. Jr., Ray W.C., Mahairas G., Sabo P., Mungur R., Johnson L.,
RA Nguyen D., Wang J., Forst C., Hood L.;
RT "The complete genome sequence of Haemophilus ducreyi.";
RL Submitted (JUN-2003) 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}.
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DR EMBL; AE017143; AAP96263.1; -; Genomic_DNA.
DR RefSeq; WP_010945308.1; NC_002940.2.
DR AlphaFoldDB; P59878; -.
DR SMR; P59878; -.
DR STRING; 233412.HD_1459; -.
DR EnsemblBacteria; AAP96263; AAP96263; HD_1459.
DR KEGG; hdu:HD_1459; -.
DR eggNOG; COG0130; Bacteria.
DR HOGENOM; CLU_032087_0_3_6; -.
DR OMA; ELQFIRW; -.
DR Proteomes; UP000001022; 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; Reference proteome; tRNA processing.
FT CHAIN 1..305
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_0000121842"
FT ACT_SITE 48
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 305 AA; 34192 MW; 7F2EC83749849A73 CRC64;
MARPKKKGRD IHGVFLLDKP QGMSSNEVLQ KVKRFYQANK AGHTGALDPL ATGMLPICLG
EATKFSQFLL DSDKRYIVTA KLGERTDTSD AEGELVESRE VSLTEKDILA ILPQFTGDLL
QVPTMFSALK HQGKPLYEYA RQSITIEREA RPITIFELKF ISYEAPYLTL EVHCSKGTYI
RTLIDDLGEK LGCGAHVAIL RRLAVADYPA DAMMNYASLQ HLSETEALEV LDEYLLPVDT
AVRRFPKIKL TTMQTKAIGF GQRVKFDNLA QIYGMVRLYS EADLFLGIAE ITADNVIRPN
RMVNL
