ID TRUB_METM6 Reviewed; 333 AA.
AC A9A8X7;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 15-JAN-2008, sequence version 1.
DT 27-MAR-2024, entry version 89.
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=MmarC6_0985;
OS Methanococcus maripaludis (strain C6 / ATCC BAA-1332).
OC Archaea; Euryarchaeota; Methanomada group; Methanococci; Methanococcales;
OC Methanococcaceae; Methanococcus.
OX NCBI_TaxID=444158;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=C6 / ATCC BAA-1332;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Clum A., Schmutz J., Larimer F., Land M., Hauser L.,
RA Kyrpides N., Mikhailova N., Sieprawska-Lupa M., Whitman W.B.,
RA Richardson P.;
RT "Complete sequence of Methanococcus maripaludis C6.";
RL Submitted (OCT-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000867; ABX01800.1; -; Genomic_DNA.
DR AlphaFoldDB; A9A8X7; -.
DR SMR; A9A8X7; -.
DR STRING; 444158.MmarC6_0985; -.
DR KEGG; mmx:MmarC6_0985; -.
DR eggNOG; arCOG00987; Archaea.
DR HOGENOM; CLU_032087_3_0_2; -.
DR OrthoDB; 35866at2157; -.
DR PhylomeDB; A9A8X7; -.
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; cd02572; PseudoU_synth_hDyskerin; 1.
DR CDD; cd21148; PUA_Cbf5; 1.
DR Gene3D; 3.30.2350.10; Pseudouridine synthase; 1.
DR Gene3D; 2.30.130.10; PUA domain; 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 NCBIfam; TIGR00425; CBF5; 1.
DR NCBIfam; TIGR00451; unchar_dom_2; 1.
DR PANTHER; PTHR23127; CENTROMERE/MICROTUBULE BINDING PROTEIN CBF5; 1.
DR PANTHER; PTHR23127:SF0; H_ACA RIBONUCLEOPROTEIN COMPLEX SUBUNIT DKC1; 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; Pseudouridine synthase; 1.
DR SUPFAM; SSF88697; PUA domain-like; 1.
DR PROSITE; PS50890; PUA; 1.
PE 3: Inferred from homology;
KW Isomerase; tRNA processing.
FT CHAIN 1..333
FT /note="Probable tRNA pseudouridine synthase B"
FT /id="PRO_1000136824"
FT DOMAIN 233..308
FT /note="PUA"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01081"
FT ACT_SITE 66
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01081"
SQ SEQUENCE 333 AA; 37576 MW; CF5A1BF557B9E002 CRC64;
MELIVKEESK TDYNYGSDPY KRDIKTLLNT GLVVIDKPSG PTSHEVAAWV RNMLNLVKAG
HGGTLDPKVT GALPVALGNT TKCVPIWHIP PKEYVCLMHL HDDAKLEDIE NIFKEFTGRI
HQRPPLKAAV KRSLRIRKIY EIEILEIDGR DILFRTKCQS GTYLRKLVDD MGEALGTSAH
MQELRRTISG PFYENEAVYL QDLLDAYISW KEDGNEEELR KLVKPLEYGL QHLKKIIVKD
SAVDAVCHGA TLYSSGVSKI EKGIGTDEVV LIETLKGEAV AVGKPLMNTK DMLKTEEGEV
VEITRVIMEP GIYPRIWKKR NKNDKSKPES KKN
//
