ID Q6LHG0_PHOPR Unreviewed; 445 AA.
AC Q6LHG0;
DT 05-JUL-2004, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2004, sequence version 1.
DT 27-MAR-2024, entry version 107.
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=CV2840 {ECO:0000313|EMBL:CAG23270.1};
GN Synonyms=hflX {ECO:0000256|HAMAP-Rule:MF_00900};
GN OrderedLocusNames=PBPRB1403 {ECO:0000313|EMBL:CAG23270.1};
OS Photobacterium profundum (strain SS9).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Photobacterium.
OX NCBI_TaxID=298386 {ECO:0000313|EMBL:CAG23270.1, ECO:0000313|Proteomes:UP000000593};
RN [1] {ECO:0000313|Proteomes:UP000000593}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1253 / SS9 {ECO:0000313|Proteomes:UP000000593};
RX PubMed=15746425; DOI=10.1126/science.1103341;
RA Vezzi A., Campanaro S., D'Angelo M., Simonato F., Vitulo N., Lauro F.M.,
RA Cestaro A., Malacrida G., Simionati B., Cannata N., Romualdi C.,
RA Bartlett D.H., Valle G.;
RT "Life at depth: Photobacterium profundum genome sequence and expression
RT analysis.";
RL Science 307:1459-1461(2005).
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}.
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DR EMBL; CR378679; CAG23270.1; -; Genomic_DNA.
DR RefSeq; WP_011221446.1; NC_006371.1.
DR AlphaFoldDB; Q6LHG0; -.
DR STRING; 298386.PBPRB1403; -.
DR KEGG; ppr:PBPRB1403; -.
DR eggNOG; COG2262; Bacteria.
DR HOGENOM; CLU_019597_2_1_6; -.
DR Proteomes; UP000000593; Chromosome 2.
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 CDD; cd01878; 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; 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 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; 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|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:UP000000593}.
FT DOMAIN 225..357
FT /note="Hflx-type G"
FT /evidence="ECO:0000259|PROSITE:PS51705"
FT COILED 186..220
FT /evidence="ECO:0000256|SAM:Coils"
FT BINDING 231..238
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 238
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-2"
FT BINDING 256..260
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 258
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-2"
FT BINDING 278..281
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 344..347
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
FT BINDING 368..370
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006809-1"
SQ SEQUENCE 445 AA; 49357 MW; ECFC591AB12B3216 CRC64;
MKLTEKASLT NALLISICTP QFKGDEAKDS LAELARLVTT LGFKVVGTQS QKQSSTQRVN
VLGAGKLAEI AHLTGNQGSV DDADTEDFFD ETDFEDIPSE NLPFACADVV VFDCDLSPSQ
LRNVENQLGV QVYDRTGIII EIFSRHARTR TARLQVEMAR LNYVAPRLRE STVGDNERQM
GKGAGETNLE LDRRKVRDQL AELKRELASV QDEMKGRRTQ RSELFCVALV GYTNAGKSSM
MRAITGSEVL VEDKLFATLD TTVRALYPVT QPRILVSDTV GFIKKLPHDL VASFHSTLAE
AHDASLLLYV VDASDSSFRT QLDVVHEVLE EVGVEGAKKL LVLNKSDQLS TDQQQALMEE
FPDAMMTSTR NPLDIAKLHK YIVGVSEHGM IEDEIIVPYT AKGIIGEIRS SMSVTKEEYE
YSHIKLTVRS NAIDLARLKK LMLNS
//
