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TRUB_METKA
ID   TRUB_METKA              Reviewed;         338 AA.
AC   Q8TZ08;
DT   26-SEP-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2002, sequence version 1.
DT   25-MAY-2022, entry version 103.
DE   RecName: Full=Probable tRNA pseudouridine synthase B {ECO:0000255|HAMAP-Rule:MF_01081};
DE            EC=5.4.99.25 {ECO:0000255|HAMAP-Rule:MF_01081};
DE   AltName: Full=tRNA pseudouridine(55) synthase {ECO:0000255|HAMAP-Rule:MF_01081};
DE            Short=Psi55 synthase {ECO:0000255|HAMAP-Rule:MF_01081};
DE   AltName: Full=tRNA pseudouridylate synthase {ECO:0000255|HAMAP-Rule:MF_01081};
DE   AltName: Full=tRNA-uridine isomerase {ECO:0000255|HAMAP-Rule:MF_01081};
GN   Name=truB {ECO:0000255|HAMAP-Rule:MF_01081}; OrderedLocusNames=MK0133;
OS   Methanopyrus kandleri (strain AV19 / DSM 6324 / JCM 9639 / NBRC 100938).
OC   Archaea; Euryarchaeota; Methanopyri; Methanopyrales; Methanopyraceae;
OC   Methanopyrus.
OX   NCBI_TaxID=190192;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AV19 / DSM 6324 / JCM 9639 / NBRC 100938;
RX   PubMed=11930014; DOI=10.1073/pnas.032671499;
RA   Slesarev A.I., Mezhevaya K.V., Makarova K.S., Polushin N.N.,
RA   Shcherbinina O.V., Shakhova V.V., Belova G.I., Aravind L., Natale D.A.,
RA   Rogozin I.B., Tatusov R.L., Wolf Y.I., Stetter K.O., Malykh A.G.,
RA   Koonin E.V., Kozyavkin S.A.;
RT   "The complete genome of hyperthermophile Methanopyrus kandleri AV19 and
RT   monophyly of archaeal methanogens.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:4644-4649(2002).
CC   -!- FUNCTION: Could be responsible for synthesis of pseudouridine from
CC       uracil-55 in the psi GC loop of transfer RNAs. {ECO:0000255|HAMAP-
CC       Rule:MF_01081}.
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_01081};
CC   -!- SIMILARITY: Belongs to the pseudouridine synthase TruB family. Type 2
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01081}.
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DR   EMBL; AE009439; AAM01350.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8TZ08; -.
DR   SMR; Q8TZ08; -.
DR   STRING; 190192.MK0133; -.
DR   EnsemblBacteria; AAM01350; AAM01350; MK0133.
DR   KEGG; mka:MK0133; -.
DR   PATRIC; fig|190192.8.peg.132; -.
DR   HOGENOM; CLU_032087_3_0_2; -.
DR   OMA; GPFKEDE; -.
DR   Proteomes; UP000001826; 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   Gene3D; 2.30.130.10; -; 1.
DR   HAMAP; MF_01081; TruB_arch; 1.
DR   InterPro; IPR012960; Dyskerin-like.
DR   InterPro; IPR020103; PsdUridine_synth_cat_dom_sf.
DR   InterPro; IPR002501; PsdUridine_synth_N.
DR   InterPro; IPR002478; PUA.
DR   InterPro; IPR015947; PUA-like_sf.
DR   InterPro; IPR036974; PUA_sf.
DR   InterPro; IPR004802; tRNA_PsdUridine_synth_B_fam.
DR   InterPro; IPR026326; TruB_arch.
DR   InterPro; IPR032819; TruB_C.
DR   InterPro; IPR004521; Uncharacterised_CHP00451.
DR   PANTHER; PTHR23127; PTHR23127; 1.
DR   Pfam; PF08068; DKCLD; 1.
DR   Pfam; PF01472; PUA; 1.
DR   Pfam; PF16198; TruB_C_2; 1.
DR   Pfam; PF01509; TruB_N; 1.
DR   SMART; SM01136; DKCLD; 1.
DR   SMART; SM00359; PUA; 1.
DR   SUPFAM; SSF55120; SSF55120; 1.
DR   SUPFAM; SSF88697; SSF88697; 1.
DR   TIGRFAMs; TIGR00425; CBF5; 1.
DR   TIGRFAMs; TIGR00451; unchar_dom_2; 1.
DR   PROSITE; PS50890; PUA; 1.
PE   3: Inferred from homology;
KW   Isomerase; Reference proteome; tRNA processing.
FT   CHAIN           1..338
FT                   /note="Probable tRNA pseudouridine synthase B"
FT                   /id="PRO_0000121960"
FT   DOMAIN          247..322
FT                   /note="PUA"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01081"
FT   ACT_SITE        80
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01081"
SQ   SEQUENCE   338 AA;  37813 MW;  181744D10AF0AF33 CRC64;
     MSGDKDRRLP FDRDREMITK AEVETDPRYG CPPEERPIEE YIMKGVINLD KPAGPTSHEV
     VAWVKEIFGL SKAGHGGTLD PKVTGVLPIA LEKATKIIQT LLPAGKEYVT IMHLHGDVDE
     EELERVVKEF EGTILQRPPL RSAVKRRVRP KKIYYIDILE IDGRDVLMRV GCQAGTYIRK
     LCHDIGEALG VGAHMAELRR TRTGPFSEEN AVTLHDVKDA YEFWKEEGWE EPLRHVVRPM
     EEGLEHLPRI EIRDTAVDAI CHGANLAAPG IVRVEKGIQP GDLVAIFTLK GEAVALGVAK
     ATWKEMLHAD RGIMVDTKRV LMEPGTYPKA WGLKTPGE
 
 
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