ID A0A1T1HBB1_OCELI Unreviewed; 405 AA.
AC A0A1T1HBB1;
DT 10-MAY-2017, integrated into UniProtKB/TrEMBL.
DT 10-MAY-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=GTPase Obg {ECO:0000256|HAMAP-Rule:MF_01454};
DE EC=3.6.5.- {ECO:0000256|HAMAP-Rule:MF_01454};
DE AltName: Full=GTP-binding protein Obg {ECO:0000256|HAMAP-Rule:MF_01454};
GN Name=obgE {ECO:0000313|EMBL:OOV87144.1};
GN Synonyms=obg {ECO:0000256|HAMAP-Rule:MF_01454};
GN ORFNames=BTA35_0209110 {ECO:0000313|EMBL:OOV87144.1};
OS Oceanospirillum linum.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Oceanospirillum.
OX NCBI_TaxID=966 {ECO:0000313|EMBL:OOV87144.1, ECO:0000313|Proteomes:UP000190064};
RN [1] {ECO:0000313|EMBL:OOV87144.1, ECO:0000313|Proteomes:UP000190064}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 11336 {ECO:0000313|EMBL:OOV87144.1,
RC ECO:0000313|Proteomes:UP000190064};
RA Trachtenberg A.M., Carney J.G., Linnane J.D., Rheaume B.A., Pitts N.L.,
RA Mykles D.L., Maclea K.S.;
RT "Draft Genome Sequence of the Salt Water Bacterium Oceanospirillum linum
RT ATCC 11336.";
RL Submitted (FEB-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: An essential GTPase which binds GTP, GDP and possibly
CC (p)ppGpp with moderate affinity, with high nucleotide exchange rates
CC and a fairly low GTP hydrolysis rate. Plays a role in control of the
CC cell cycle, stress response, ribosome biogenesis and in those bacteria
CC that undergo differentiation, in morphogenesis control.
CC {ECO:0000256|HAMAP-Rule:MF_01454}.
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01454};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_01454}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01454}.
CC -!- SIMILARITY: Belongs to the TRAFAC class OBG-HflX-like GTPase
CC superfamily. OBG GTPase family. {ECO:0000256|ARBA:ARBA00007699,
CC ECO:0000256|HAMAP-Rule:MF_01454}.
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:OOV87144.1}.
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DR EMBL; MTSD02000003; OOV87144.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1T1HBB1; -.
DR STRING; 966.BTA35_0209110; -.
DR Proteomes; UP000190064; 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:0000287; F:magnesium ion binding; IEA:InterPro.
DR GO; GO:0042254; P:ribosome biogenesis; IEA:UniProtKB-UniRule.
DR CDD; cd01898; Obg; 1.
DR Gene3D; 2.70.210.12; GTP1/OBG domain; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR HAMAP; MF_01454; GTPase_Obg; 1.
DR InterPro; IPR031167; G_OBG.
DR InterPro; IPR006073; GTP-bd.
DR InterPro; IPR014100; GTP-bd_Obg/CgtA.
DR InterPro; IPR006074; GTP1-OBG_CS.
DR InterPro; IPR006169; GTP1_OBG_dom.
DR InterPro; IPR036726; GTP1_OBG_dom_sf.
DR InterPro; IPR045086; OBG_GTPase.
DR InterPro; IPR027417; P-loop_NTPase.
DR NCBIfam; TIGR02729; Obg_CgtA; 1.
DR PANTHER; PTHR11702; DEVELOPMENTALLY REGULATED GTP-BINDING PROTEIN-RELATED; 1.
DR PANTHER; PTHR11702:SF31; MITOCHONDRIAL RIBOSOME-ASSOCIATED GTPASE 2; 1.
DR Pfam; PF01018; GTP1_OBG; 1.
DR Pfam; PF01926; MMR_HSR1; 1.
DR PIRSF; PIRSF002401; GTP_bd_Obg/CgtA; 1.
DR PRINTS; PR00326; GTP1OBG.
DR SUPFAM; SSF82051; Obg GTP-binding protein N-terminal domain; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR PROSITE; PS51710; G_OBG; 1.
DR PROSITE; PS00905; GTP1_OBG; 1.
DR PROSITE; PS51883; OBG; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01454};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_01454}; Hydrolase {ECO:0000256|HAMAP-Rule:MF_01454};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01454};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01454};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01454}; Reference proteome {ECO:0000313|Proteomes:UP000190064}.
FT DOMAIN 1..159
FT /note="Obg"
FT /evidence="ECO:0000259|PROSITE:PS51883"
FT DOMAIN 160..333
FT /note="OBG-type G"
FT /evidence="ECO:0000259|PROSITE:PS51710"
FT REGION 375..405
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 382..405
FT /note="Acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 166..173
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 173
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 191..195
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 193
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 213..216
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 283..286
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 314..316
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
SQ SEQUENCE 405 AA; 44657 MW; 012391FC7918FB22 CRC64;
MQFVDEASIH VAAGKGGNGC LSFRREKYVA KGGPDGGDGG NGGDVILVGD DSLNTLIDFR
YQRRYRAENG EGGQGRQCSG KAGEHLYIQV PVGTTVIDEE TLEVLGDITE IGQELIVAQG
GRRGLGNTRF KSSTNRAPRK TTNGTLGEER NLRFEMKVMA DVGLLGLPNA GKSTLIRSVS
AAKPKVANYP FTTLVPNLGV VKLGQFKHFV MADIPGLIEG ASEGAGLGFR FLKHLTRARL
LLHLVDVAPF DESDPVESAQ AIIRELEQYS PTLAERPRWL VLNKLDLLPE EQREVVCERI
VSELNWQGPV FRVSAISSDG TQVVCQQIMN WLDEQRAAQA ENPALAEEEA EIRGRMEEEA
VERVEAYLER RHGPRIKSAE ELSEEDEDDD DFDDDDYDVE VEYAK
//