MNME_THET2
ID MNME_THET2 Reviewed; 433 AA.
AC Q72K85;
DT 02-SEP-2008, integrated into UniProtKB/Swiss-Prot.
DT 05-JUL-2004, sequence version 1.
DT 03-AUG-2022, entry version 110.
DE RecName: Full=tRNA modification GTPase MnmE {ECO:0000255|HAMAP-Rule:MF_00379};
DE EC=3.6.-.- {ECO:0000255|HAMAP-Rule:MF_00379};
GN Name=mnmE {ECO:0000255|HAMAP-Rule:MF_00379};
GN Synonyms=trmE {ECO:0000255|HAMAP-Rule:MF_00379};
GN OrderedLocusNames=TT_C0562;
OS Thermus thermophilus (strain ATCC BAA-163 / DSM 7039 / HB27).
OC Bacteria; Deinococcus-Thermus; Deinococci; Thermales; Thermaceae; Thermus.
OX NCBI_TaxID=262724;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-163 / DSM 7039 / HB27;
RX PubMed=15064768; DOI=10.1038/nbt956;
RA Henne A., Brueggemann H., Raasch C., Wiezer A., Hartsch T., Liesegang H.,
RA Johann A., Lienard T., Gohl O., Martinez-Arias R., Jacobi C.,
RA Starkuviene V., Schlenczeck S., Dencker S., Huber R., Klenk H.-P.,
RA Kramer W., Merkl R., Gottschalk G., Fritz H.-J.;
RT "The genome sequence of the extreme thermophile Thermus thermophilus.";
RL Nat. Biotechnol. 22:547-553(2004).
CC -!- FUNCTION: Exhibits a very high intrinsic GTPase hydrolysis rate.
CC Involved in the addition of a carboxymethylaminomethyl (cmnm) group at
CC the wobble position (U34) of certain tRNAs, forming tRNA-
CC cmnm(5)s(2)U34. {ECO:0000255|HAMAP-Rule:MF_00379}.
CC -!- COFACTOR:
CC Name=K(+); Xref=ChEBI:CHEBI:29103;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00379};
CC Note=Binds 1 potassium ion per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_00379};
CC -!- SUBUNIT: Homodimer. Heterotetramer of two MnmE and two MnmG subunits.
CC {ECO:0000255|HAMAP-Rule:MF_00379}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00379}.
CC -!- SIMILARITY: Belongs to the TRAFAC class TrmE-Era-EngA-EngB-Septin-like
CC GTPase superfamily. TrmE GTPase family. {ECO:0000255|HAMAP-
CC Rule:MF_00379}.
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DR EMBL; AE017221; AAS80910.1; -; Genomic_DNA.
DR RefSeq; WP_011173007.1; NC_005835.1.
DR AlphaFoldDB; Q72K85; -.
DR SMR; Q72K85; -.
DR STRING; 262724.TT_C0562; -.
DR EnsemblBacteria; AAS80910; AAS80910; TT_C0562.
DR KEGG; tth:TT_C0562; -.
DR eggNOG; COG0486; Bacteria.
DR HOGENOM; CLU_019624_4_0_0; -.
DR OMA; CEIQCHG; -.
DR OrthoDB; 263682at2; -.
DR Proteomes; UP000000592; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003924; F:GTPase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006400; P:tRNA modification; IEA:UniProtKB-UniRule.
DR CDD; cd04164; trmE; 1.
DR Gene3D; 1.20.120.430; -; 1.
DR Gene3D; 3.30.1360.120; -; 1.
DR Gene3D; 3.40.50.300; -; 1.
DR HAMAP; MF_00379; GTPase_MnmE; 1.
DR InterPro; IPR031168; G_TrmE.
DR InterPro; IPR006073; GTP-bd.
DR InterPro; IPR018948; GTP-bd_TrmE_N.
DR InterPro; IPR004520; GTPase_MnmE.
DR InterPro; IPR027368; MnmE_dom2.
DR InterPro; IPR025867; MnmE_helical.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR005225; Small_GTP-bd_dom.
DR InterPro; IPR027266; TrmE/GcvT_dom1.
DR Pfam; PF01926; MMR_HSR1; 1.
DR Pfam; PF12631; MnmE_helical; 1.
DR Pfam; PF10396; TrmE_N; 1.
DR PRINTS; PR00326; GTP1OBG.
DR SUPFAM; SSF52540; SSF52540; 1.
DR TIGRFAMs; TIGR00450; mnmE_trmE_thdF; 1.
DR TIGRFAMs; TIGR00231; small_GTP; 1.
DR PROSITE; PS51709; G_TRME; 1.
PE 3: Inferred from homology;
KW Cytoplasm; GTP-binding; Hydrolase; Magnesium; Metal-binding;
KW Nucleotide-binding; Potassium; tRNA processing.
FT CHAIN 1..433
FT /note="tRNA modification GTPase MnmE"
FT /id="PRO_0000345929"
FT DOMAIN 218..363
FT /note="TrmE-type G"
FT BINDING 24
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 86
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 125
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 228..233
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 228
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 232
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 247..253
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 247
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 249
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 252
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 253
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 272..275
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
FT BINDING 433
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00379"
SQ SEQUENCE 433 AA; 46935 MW; E306B2AB7E5A0BDE CRC64;
MRALRDPICA IATPLGKGAI GVVRLSGEGA LEIAARVWRG KDPRRLKGGR FTLGEVVDPK
TGEAIDQALL LVFRAPRSYT GEDLVEFQTH GSLAVLRRVM EVLVAEGARP AGRGEFTFRA
YMNGKLDLAQ AEAVLALIEA EGELARRQAL RALEGALSRR IEALENRLLD LLAHIQALLD
YPEEGVEPLE AERTLREVLA EVEALLAQAK ASRLAQKGAR LALIGAPNAG KSSLLNALLG
YERALVSPIP GTTRDYLEAP LELFGIPLVA VDTAGVRETE DPVERMGVER ALRIAEEADL
VLYVVDRSQP KPAPPPLPWA RTLKVATKSD LPPAWEDPEF LPVSSLTGEG LGRLKEALRE
ALLGREGGEV LLTERQVEAL LRARERLEEA LALPEDLMGL ALEEAARALA LLTGKEVAEE
VVARVFQNFC VGK