MNME_BUCAP
ID MNME_BUCAP Reviewed; 456 AA.
AC Q44633;
DT 01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1996, sequence version 1.
DT 03-AUG-2022, entry version 132.
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=thdF {ECO:0000255|HAMAP-Rule:MF_00379},
GN trmE {ECO:0000255|HAMAP-Rule:MF_00379}; OrderedLocusNames=BUsg_017;
OS Buchnera aphidicola subsp. Schizaphis graminum (strain Sg).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Buchnera.
OX NCBI_TaxID=198804;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA Anwarul H.K., Moriya S., Baumann P., Yoshikawa H., Ogasawara N.;
RT "The nucleotide sequence of 60K, tdhF, groES and groEL genes of Buchnera
RT aphidicola.";
RL Submitted (JUN-1996) to the EMBL/GenBank/DDBJ databases.
RN [2]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=9516544; DOI=10.1007/pl00006760;
RA Clark M.A., Baumann L., Baumann P.;
RT "Sequence analysis of a 34.7-kb DNA segment from the genome of Buchnera
RT aphidicola (endosymbiont of aphids) containing groEL, dnaA, the atp operon,
RT gidA, and rho.";
RL Curr. Microbiol. 36:158-163(1998).
RN [3]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Sg;
RX PubMed=12089438; DOI=10.1126/science.1071278;
RA Tamas I., Klasson L., Canbaeck B., Naeslund A.K., Eriksson A.-S.,
RA Wernegreen J.J., Sandstroem J.P., Moran N.A., Andersson S.G.E.;
RT "50 million years of genomic stasis in endosymbiotic bacteria.";
RL Science 296:2376-2379(2002).
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; D85628; BAA12845.1; -; Genomic_DNA.
DR EMBL; AF008210; AAC38101.1; -; Genomic_DNA.
DR EMBL; AE013218; AAM67589.1; -; Genomic_DNA.
DR RefSeq; WP_011053555.1; NC_004061.1.
DR AlphaFoldDB; Q44633; -.
DR SMR; Q44633; -.
DR STRING; 198804.BUsg_017; -.
DR EnsemblBacteria; AAM67589; AAM67589; BUsg_017.
DR KEGG; bas:BUsg_017; -.
DR eggNOG; COG0486; Bacteria.
DR HOGENOM; CLU_019624_4_1_6; -.
DR OMA; CEIQCHG; -.
DR OrthoDB; 263682at2; -.
DR Proteomes; UP000000416; 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 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..456
FT /note="tRNA modification GTPase MnmE"
FT /id="PRO_0000188857"
FT DOMAIN 218..380
FT /note="TrmE-type G"
FT BINDING 23
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 80
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 122
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 456
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 456 AA; 51695 MW; FC5BE94CB646DEBA CRC64;
MIRNDTIIAQ VTCPGKSAVG ILRVSGIHAN QVAFAVLGKI PKPRFATYSK FFDESKKVLD
EGISLWFPAP FSLTGEDVLE LQGHGNPFIM DLLIKRILCL KNIKIRIAQP GEFCQRAFLN
GKIDLIQAEA IDDLINSETE SVVRASLNSL HGNFSFYIQK IIKKLIEFRT NIEASIDFSE
ENIDFDFNIF IMSNFEKLND KFLKIKNIVS EGSLIREAKR IVIVGPPNAG KSSLLNVLSC
RDRAIVTDLP GTTRDVLYEN INIHGISCEI IDTAGLRETE DKIEKIGIQR SWEMIKNSDH
VLYVMDKTIS LEDQKKTSIQ FMKQISSYNI QEVTFVLNKN DLVEDFCGIT KIENLLFISI
SALTGQGIDI LKKHLSNRQK DKSQEGLFIA RRRHIHQIDL SYCELLKAQK NWLKYKNIEL
LAESLNIINK LLGEITGEFT SSDLLKRIFS TFCIGK
