ID A0A7X0JSP4_9GAMM Unreviewed; 437 AA.
AC A0A7X0JSP4;
DT 02-JUN-2021, integrated into UniProtKB/TrEMBL.
DT 02-JUN-2021, sequence version 1.
DT 18-JUN-2025, entry version 15.
DE RecName: Full=GTPase HflX {ECO:0000256|HAMAP-Rule:MF_00900};
DE AltName: Full=GTP-binding protein HflX {ECO:0000256|HAMAP-Rule:MF_00900};
GN Name=hflX {ECO:0000256|HAMAP-Rule:MF_00900};
GN ORFNames=HNR48_000954 {ECO:0000313|EMBL:MBB6520676.1};
OS Pseudoteredinibacter isoporae.
OC Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC Cellvibrionales; Cellvibrionaceae; Pseudoteredinibacter.
OX NCBI_TaxID=570281 {ECO:0000313|EMBL:MBB6520676.1, ECO:0000313|Proteomes:UP000528457};
RN [1] {ECO:0000313|EMBL:MBB6520676.1, ECO:0000313|Proteomes:UP000528457}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 22368 {ECO:0000313|EMBL:MBB6520676.1,
RC ECO:0000313|Proteomes:UP000528457};
RA Goeker M.;
RT "Genomic Encyclopedia of Type Strains, Phase IV (KMG-IV): sequencing the
RT most valuable type-strain genomes for metagenomic binning, comparative
RT biology and taxonomic classification.";
RL Submitted (AUG-2020) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: GTPase that associates with the 50S ribosomal subunit and may
CC have a role during protein synthesis or ribosome biogenesis.
CC {ECO:0000256|HAMAP-Rule:MF_00900}.
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR006809-2};
CC -!- SUBUNIT: Monomer. Associates with the 50S ribosomal subunit.
CC {ECO:0000256|HAMAP-Rule:MF_00900}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00900}.
CC Note=May associate with membranes. {ECO:0000256|HAMAP-Rule:MF_00900}.
CC -!- SIMILARITY: Belongs to the TRAFAC class OBG-HflX-like GTPase
CC superfamily. HflX GTPase family. {ECO:0000256|HAMAP-Rule:MF_00900}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:MBB6520676.1}.
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DR EMBL; JACHHT010000001; MBB6520676.1; -; Genomic_DNA.
DR RefSeq; WP_166850554.1; NZ_JAAONY010000001.1.
DR AlphaFoldDB; A0A7X0JSP4; -.
DR FunCoup; A0A7X0JSP4; 541.
DR InParanoid; A0A7X0JSP4; -.
DR Proteomes; UP000528457; 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:0097216; F:guanosine tetraphosphate binding; IEA:UniProtKB-ARBA.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0043022; F:ribosome binding; IEA:TreeGrafter.
DR CDD; cd01878; HflX; 1.
DR FunFam; 3.40.50.11060:FF:000001; GTPase HflX; 1.
DR FunFam; 3.40.50.300:FF:000173; GTPase HflX; 1.
DR Gene3D; 6.10.250.2860; -; 1.
DR Gene3D; 3.40.50.11060; GTPase HflX, N-terminal domain; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR HAMAP; MF_00900; GTPase_HflX; 1.
DR InterPro; IPR035647; EFG_III/V.
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 NCBIfam; TIGR03156; GTP_HflX; 1.
DR NCBIfam; NF008280; PRK11058.1; 1.
DR PANTHER; PTHR10229:SF0; GTP-BINDING PROTEIN 6-RELATED; 1.
DR PANTHER; PTHR10229; GTP-BINDING PROTEIN HFLX; 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; SSF54980; EF-G C-terminal domain-like; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR PROSITE; PS51705; G_HFLX; 1.
PE 3: Inferred from homology;
KW Coiled coil {ECO:0000256|SAM:Coils};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00900};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_00900};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRSR:PIRSR006809-2};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR006809-2};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00900}; Reference proteome {ECO:0000313|Proteomes:UP000528457}.
FT DOMAIN 199..365
FT /note="Hflx-type G"
FT /evidence="ECO:0000259|PROSITE:PS51705"
FT COILED 165..192
FT /evidence="ECO:0000256|SAM:Coils"
FT BINDING 205..212
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 212
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-2"
FT BINDING 230..234
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 232
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-2"
FT BINDING 252..255
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 318..321
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 343..345
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
SQ SEQUENCE 437 AA; 48814 MW; CCA8D692BB5C2324 CRC64;
MFFDRPDSGE LAVLVHLDLS RSEDSDDPRE FEELVLSAGG DPVAFLTGHR HSPTPNFFIG
SGKLDELKQT VQLHGAQLVI FNHVLSPSQE RNLEKELECR VLDRTGLILD IFAQRARTHE
GKLQVELAQL RHMSTRLIRG WTHLERQKGG IGLRGPGETQ LETDRRLLRG RISAIEKRLE
KVRKQRDQGR RSRQRADLPT LSLVGYTNAG KSTLFNIITE AGVYAQDQLF ATLDPTMRRV
ELDGVGGAVL ADTVGFISHL PHKLVEAFRA TLEEAANADL LLHVIDAAAE ERDRNIEAVD
EVLDEIGAGE IPALKIMNKI DLLGLEPRID RDDQGQPVAV WLSAHSGEGV DLLLQAIAER
VGRDMIHEVY SMAGVEMAAS GRLRSRFYAN NAVINESYDD AGAMHLELRM PRNDFRRILA
AENLKEADVP RVEVVRH
//
