ID B3EKZ0_CHLPB Unreviewed; 473 AA.
AC B3EKZ0;
DT 22-JUL-2008, integrated into UniProtKB/TrEMBL.
DT 22-JUL-2008, sequence version 1.
DT 27-MAR-2024, entry version 103.
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 OrderedLocusNames=Cphamn1_0248 {ECO:0000313|EMBL:ACE03217.1};
OS Chlorobium phaeobacteroides (strain BS1).
OC Bacteria; Chlorobiota; Chlorobiia; Chlorobiales; Chlorobiaceae;
OC Chlorobium/Pelodictyon group; Chlorobium.
OX NCBI_TaxID=331678 {ECO:0000313|EMBL:ACE03217.1};
RN [1] {ECO:0000313|EMBL:ACE03217.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BS1 {ECO:0000313|EMBL:ACE03217.1};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Ovchinnikova G., Li T., Liu Z., Zhao F.,
RA Overmann J., Bryant D.A., Richardson P.;
RT "Complete sequence of Chlorobium phaeobacteroides BS1.";
RL Submitted (JUN-2008) 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; CP001101; ACE03217.1; -; Genomic_DNA.
DR AlphaFoldDB; B3EKZ0; -.
DR STRING; 331678.Cphamn1_0248; -.
DR KEGG; cpb:Cphamn1_0248; -.
DR eggNOG; COG0486; Bacteria.
DR HOGENOM; CLU_019624_4_1_10; -.
DR OrthoDB; 9805918at2; -.
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 PRINTS; PR00326; GTP1OBG.
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 Coiled coil {ECO:0000256|SAM:Coils};
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 tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00379}.
FT DOMAIN 230..394
FT /note="TrmE-type G"
FT /evidence="ECO:0000259|PROSITE:PS51709"
FT COILED 181..220
FT /evidence="ECO:0000256|SAM:Coils"
FT BINDING 30
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 95
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 134
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 240..245
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 244
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 259..265
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 265
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 284..287
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00379"
FT BINDING 473
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 473 AA; 52063 MW; C630A0CDEEB4B961 CRC64;
MNEPVSLPLQ GEPIAAVATP VGVGALAVVR MSGEGVFSIA DRVFTKVRSP ETSLADSPGY
TAHFGKLYDG DRMIDEVIVL VFRSPDSFTV EDMVEITCHG GPVVTKHVLK LLLDNGCRLA
EPGEFTRRAF LNGRIDLLQA EAIGEMIHAR SESAYRTAVN QMSGGLSGRL GTLREQLLHS
CALLELELDF SEEDVEFQSR EELSGQVENL QQEVDKLVQS YQHGRLLREG VATAIIGRPN
AGKSTLLNAL LGEERAIVSH MPGTTRDYIE ECFIYEKTMF RLTDTAGLRE AAEEIEHEGI
RRSYEKIAEA DLILYLLDIG ASDYEEETST VTELRQKHPD IQLLVVANKT DTTEDSAERS
EKVAEKTGCQ VLGISALKED GLDRLKAGMS SMVEGLDKLH DASVLVTSMR HYEALRNASD
ALRNARELID AQSETELIAF ELRSALDYVG EITGKVVNEE VLNVIFGQFC IGK
//
