HFLX_METJA
ID HFLX_METJA Reviewed; 402 AA.
AC Q58526;
DT 14-NOV-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1996, sequence version 1.
DT 03-AUG-2022, entry version 118.
DE RecName: Full=GTPase HflX {ECO:0000255|HAMAP-Rule:MF_00900};
DE AltName: Full=GTP-binding protein HflX {ECO:0000255|HAMAP-Rule:MF_00900};
GN Name=hflX {ECO:0000255|HAMAP-Rule:MF_00900}; OrderedLocusNames=MJ1126;
OS Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM
OS 10045 / NBRC 100440) (Methanococcus jannaschii).
OC Archaea; Euryarchaeota; Methanomada group; Methanococci; Methanococcales;
OC Methanocaldococcaceae; Methanocaldococcus.
OX NCBI_TaxID=243232;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440;
RX PubMed=8688087; DOI=10.1126/science.273.5278.1058;
RA Bult C.J., White O., Olsen G.J., Zhou L., Fleischmann R.D., Sutton G.G.,
RA Blake J.A., FitzGerald L.M., Clayton R.A., Gocayne J.D., Kerlavage A.R.,
RA Dougherty B.A., Tomb J.-F., Adams M.D., Reich C.I., Overbeek R.,
RA Kirkness E.F., Weinstock K.G., Merrick J.M., Glodek A., Scott J.L.,
RA Geoghagen N.S.M., Weidman J.F., Fuhrmann J.L., Nguyen D., Utterback T.R.,
RA Kelley J.M., Peterson J.D., Sadow P.W., Hanna M.C., Cotton M.D.,
RA Roberts K.M., Hurst M.A., Kaine B.P., Borodovsky M., Klenk H.-P.,
RA Fraser C.M., Smith H.O., Woese C.R., Venter J.C.;
RT "Complete genome sequence of the methanogenic archaeon, Methanococcus
RT jannaschii.";
RL Science 273:1058-1073(1996).
CC -!- FUNCTION: GTPase that associates with the 50S ribosomal subunit and may
CC have a role during protein synthesis or ribosome biogenesis.
CC {ECO:0000255|HAMAP-Rule:MF_00900}.
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00900};
CC -!- SUBUNIT: Monomer. Associates with the 50S ribosomal subunit.
CC {ECO:0000255|HAMAP-Rule:MF_00900}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00900}.
CC Note=May associate with membranes. {ECO:0000255|HAMAP-Rule:MF_00900}.
CC -!- SIMILARITY: Belongs to the TRAFAC class OBG-HflX-like GTPase
CC superfamily. HflX GTPase family. {ECO:0000255|HAMAP-Rule:MF_00900}.
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DR EMBL; L77117; AAB99128.1; -; Genomic_DNA.
DR PIR; E64440; E64440.
DR AlphaFoldDB; Q58526; -.
DR SMR; Q58526; -.
DR STRING; 243232.MJ_1126; -.
DR EnsemblBacteria; AAB99128; AAB99128; MJ_1126.
DR KEGG; mja:MJ_1126; -.
DR eggNOG; arCOG00353; Archaea.
DR HOGENOM; CLU_019597_2_0_2; -.
DR InParanoid; Q58526; -.
DR OMA; AEMKTGR; -.
DR PhylomeDB; Q58526; -.
DR Proteomes; UP000000805; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
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:0043022; F:ribosome binding; IBA:GO_Central.
DR CDD; cd01878; HflX; 1.
DR Gene3D; 3.40.50.11060; -; 1.
DR Gene3D; 3.40.50.300; -; 1.
DR HAMAP; MF_00900; GTPase_HflX; 1.
DR InterPro; IPR030394; G_HFLX_dom.
DR InterPro; IPR006073; GTP-bd.
DR InterPro; IPR032305; GTP-bd_M.
DR InterPro; IPR016496; GTPase_HflX.
DR InterPro; IPR025121; GTPase_HflX_N.
DR InterPro; IPR042108; GTPase_HflX_N_sf.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR005225; Small_GTP-bd_dom.
DR PANTHER; PTHR10229; PTHR10229; 1.
DR Pfam; PF16360; GTP-bdg_M; 1.
DR Pfam; PF13167; GTP-bdg_N; 1.
DR Pfam; PF01926; MMR_HSR1; 1.
DR PIRSF; PIRSF006809; GTP-binding_hflX_prd; 1.
DR PRINTS; PR00326; GTP1OBG.
DR SUPFAM; SSF52540; SSF52540; 1.
DR TIGRFAMs; TIGR03156; GTP_HflX; 1.
DR TIGRFAMs; TIGR00231; small_GTP; 1.
DR PROSITE; PS51705; G_HFLX; 1.
PE 3: Inferred from homology;
KW Cytoplasm; GTP-binding; Magnesium; Metal-binding; Nucleotide-binding;
KW Reference proteome.
FT CHAIN 1..402
FT /note="GTPase HflX"
FT /id="PRO_0000205444"
FT DOMAIN 181..350
FT /note="Hflx-type G"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 187..194
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 194
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 212..216
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 214
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 233..236
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 300..303
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
FT BINDING 328..330
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00900"
SQ SEQUENCE 402 AA; 46482 MW; 4DA94B9D200B77AF CRC64;
MLILRKDSKF DRKSIEELKE LAEVLYNPVK TIVQIRKADP KYQIGSGLVE RIAENIKEEN
IEIVIVGNIL TPSQKYNLAK KFKVEVIDKI ELVLRIFYKH ARTKEAQLQV RLAELQYELP
RAREKVRLAK MGEQPGFGGY GDYEVEKYYQ KVKREIATIK RKLEKLREHR RVARKGRAKF
DTVGLIGYTN AGKTSLLNAL TGENKESKNQ VFTTLTTTTR AIKGIKRKIL VTDTVGFIDD
LPPFMIEAFL STIEESADSD LILIVVDASD DIEEIKRKLK VNHEILSKIN CKAPIITVFN
KVDKITKEKK RKILEELDRY IVNPIFVSAK YDINMDLLKE MIIEHLNLSI GTIETDNPRL
ISYLYENTEI IEDILEDNKH IITFRAKERD VNRILKLHKS AV
