TRUB_MARN8
ID TRUB_MARN8 Reviewed; 307 AA.
AC A1U5Z8;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 06-FEB-2007, sequence version 1.
DT 25-MAY-2022, entry version 93.
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=Maqu_3346;
OS Marinobacter nauticus (strain ATCC 700491 / DSM 11845 / VT8) (Marinobacter
OS aquaeolei).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Marinobacteraceae; Marinobacter.
OX NCBI_TaxID=351348;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700491 / DSM 11845 / VT8;
RX PubMed=21335390; DOI=10.1128/aem.01866-10;
RA Singer E., Webb E.A., Nelson W.C., Heidelberg J.F., Ivanova N., Pati A.,
RA Edwards K.J.;
RT "Genomic potential of Marinobacter aquaeolei, a biogeochemical
RT 'opportunitroph'.";
RL Appl. Environ. Microbiol. 77:2763-2771(2011).
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; CP000514; ABM20417.1; -; Genomic_DNA.
DR RefSeq; WP_011786758.1; NC_008740.1.
DR AlphaFoldDB; A1U5Z8; -.
DR SMR; A1U5Z8; -.
DR STRING; 351348.Maqu_3346; -.
DR EnsemblBacteria; ABM20417; ABM20417; Maqu_3346.
DR KEGG; maq:Maqu_3346; -.
DR eggNOG; COG0130; Bacteria.
DR HOGENOM; CLU_032087_0_3_6; -.
DR OMA; ELQFIRW; -.
DR OrthoDB; 1166299at2; -.
DR Proteomes; UP000000998; 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..307
FT /note="tRNA pseudouridine synthase B"
FT /id="PRO_1000084620"
FT ACT_SITE 47
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01080"
SQ SEQUENCE 307 AA; 33598 MW; 41CEB933B3508D40 CRC64;
MSRRRKGRDV NGILVIDKPQ GVTSNGILQQ VKRLYGAAKA GHTGALDPLA TGVLPLCFGE
ATKFSQTMLD SDKAYITTAR LGIRTETGDS EGAVVEEKPV PQFSEDEVEA VLARFRGDIQ
QVPSMYSALK HQGRPLYEYA REGIEIERPA RPVTIYELKL LAVREQELDL AVTCTKGTYI
RSLVEDIGEV LGCGAHVSAL RRTLASGYTL ANAHDVKDLE AMRERGESLD GLLLPPETAL
TMFPEYRLSG VPLVSILNGQ PVRIPGQPFE GFVRLYGEHS FVGLAEALPE GDGTQLVPRR
LVKNSKR