ID A0A1H6DHE8_9GAMM Unreviewed; 454 AA.
AC A0A1H6DHE8;
DT 18-JAN-2017, integrated into UniProtKB/TrEMBL.
DT 18-JAN-2017, sequence version 1.
DT 24-JAN-2024, entry version 26.
DE RecName: Full=tRNA modification GTPase MnmE {ECO:0000256|HAMAP-Rule:MF_00379};
DE EC=3.6.-.- {ECO:0000256|HAMAP-Rule:MF_00379};
GN Name=mnmE {ECO:0000256|HAMAP-Rule:MF_00379};
GN Synonyms=trmE {ECO:0000256|HAMAP-Rule:MF_00379};
GN ORFNames=SAMN05444390_106151 {ECO:0000313|EMBL:SEG84562.1};
OS Marinobacterium lutimaris.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Marinobacterium.
OX NCBI_TaxID=568106 {ECO:0000313|EMBL:SEG84562.1, ECO:0000313|Proteomes:UP000236745};
RN [1] {ECO:0000313|EMBL:SEG84562.1, ECO:0000313|Proteomes:UP000236745}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 22012 {ECO:0000313|EMBL:SEG84562.1,
RC ECO:0000313|Proteomes:UP000236745};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-Rule:MF_00379}.
CC -!- COFACTOR:
CC Name=K(+); Xref=ChEBI:CHEBI:29103;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00379};
CC Note=Binds 1 potassium ion per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00379};
CC -!- SUBUNIT: Homodimer. Heterotetramer of two MnmE and two MnmG subunits.
CC {ECO:0000256|HAMAP-Rule:MF_00379}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00379}.
CC -!- SIMILARITY: Belongs to the TRAFAC class TrmE-Era-EngA-EngB-Septin-like
CC GTPase superfamily. TrmE GTPase family. {ECO:0000256|ARBA:ARBA00011043,
CC ECO:0000256|HAMAP-Rule:MF_00379, ECO:0000256|RuleBase:RU003313}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00379}.
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DR EMBL; FNVQ01000006; SEG84562.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1H6DHE8; -.
DR OrthoDB; 9805918at2; -.
DR Proteomes; UP000236745; Unassembled WGS sequence.
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 CDD; cd14858; TrmE_N; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR Gene3D; 1.20.120.430; tRNA modification GTPase MnmE domain 2; 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 NCBIfam; TIGR00450; mnmE_trmE_thdF; 1.
DR NCBIfam; TIGR00231; small_GTP; 1.
DR PANTHER; PTHR42714; TRNA MODIFICATION GTPASE GTPBP3; 1.
DR PANTHER; PTHR42714:SF2; TRNA MODIFICATION GTPASE GTPBP3, MITOCHONDRIAL; 1.
DR Pfam; PF01926; MMR_HSR1; 1.
DR Pfam; PF12631; MnmE_helical; 1.
DR Pfam; PF10396; TrmE_N; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR SUPFAM; SSF116878; TrmE connector domain; 1.
DR PROSITE; PS51709; G_TRME; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00379};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_00379}; Hydrolase {ECO:0000256|HAMAP-Rule:MF_00379};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00379};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00379};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00379};
KW Potassium {ECO:0000256|ARBA:ARBA00022958, ECO:0000256|HAMAP-Rule:MF_00379};
KW Reference proteome {ECO:0000313|Proteomes:UP000236745};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00379}.
FT DOMAIN 216..377
FT /note="TrmE-type G"
FT /evidence="ECO:0000259|PROSITE:PS51709"
FT BINDING 24
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 81
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 120
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 226..231
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 226
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 230
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 245..251
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 245
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 247
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 250
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 251
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 270..273
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 335..338
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 454
FT /ligand="(6S)-5-formyl-5,6,7,8-tetrahydrofolate"
FT /ligand_id="ChEBI:CHEBI:57457"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
SQ SEQUENCE 454 AA; 49411 MW; B8332378014378B0 CRC64;
MQIAQDTIVA QATAPGRGGV GIIRLSGPQA LELGKRILRF EPLPRHAHYC GFYAQQGDEI
DQGIAIYFPG PNSFTGEDVL ELQGHGGPVI LDLLLQELIA LGARPARPGE FSERAFLNDK
LDLAQAEAIA DLIDSSSEQA ARSALRSLQG VFSKRVHALV EALIQLRIYV EAAIDFPEEE
IDFLADGKVL NDLKEIIAQL AEVRQEARQG SLLREGMTVV IAGRPNAGKS SLLNALAGRE
TAIVTDIEGT TRDVLREHIH LDGMPLHIID TAGLRDAPDA VEQIGIERAW AEIRKADRIL
MMVDSTRSAT TDPLNLWPEL GDHLDNLNHV TLIRNKADLS GEPTRIEQAG EHTLIALSAK
EGGGVELLRE HLKSVMGFSA TTEGGFMARR RHIDALERAD ELLHTGLVQL QTDSAGELLA
EDLRLAQQTL GEITGEFTPD DLLGRIFSSF CIGK
//
