ID A0A1Q4UZK0_9ACTN Unreviewed; 478 AA.
AC A0A1Q4UZK0;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 24-JAN-2024, entry version 26.
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:OKH91025.1};
GN Synonyms=cgtA {ECO:0000313|EMBL:OKH91025.1}, obg
GN {ECO:0000256|HAMAP-Rule:MF_01454, ECO:0000313|EMBL:OKH91025.1}, yhbZ
GN {ECO:0000313|EMBL:OKH91025.1};
GN ORFNames=AB852_31515 {ECO:0000313|EMBL:OKH91025.1};
OS Streptomyces uncialis.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=1048205 {ECO:0000313|EMBL:OKH91025.1, ECO:0000313|Proteomes:UP000186455};
RN [1] {ECO:0000313|EMBL:OKH91025.1, ECO:0000313|Proteomes:UP000186455}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DCA2648 {ECO:0000313|EMBL:OKH91025.1,
RC ECO:0000313|Proteomes:UP000186455};
RA Yan X., Huang T., Ge H., Shen B.;
RT "Cloning and characterization of the uncialamcin biosynthetic gene
RT cluster.";
RL Submitted (JUN-2015) 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|ARBA:ARBA00001946,
CC 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:OKH91025.1}.
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DR EMBL; LFBV01000010; OKH91025.1; -; Genomic_DNA.
DR RefSeq; WP_073793697.1; NZ_LFBV01000010.1.
DR AlphaFoldDB; A0A1Q4UZK0; -.
DR STRING; 1048205.AB852_31515; -.
DR Proteomes; UP000186455; 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; 3.30.300.350; GTP-binding protein OBG, C-terminal domain; 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; IPR036346; GTP-bd_prot_GTP1/OBG_C_sf.
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; IPR015349; OCT_dom.
DR InterPro; IPR027417; P-loop_NTPase.
DR NCBIfam; TIGR02729; Obg_CgtA; 1.
DR NCBIfam; TIGR03595; Obg_CgtA_exten; 1.
DR PANTHER; PTHR11702; DEVELOPMENTALLY REGULATED GTP-BINDING PROTEIN-RELATED; 1.
DR PANTHER; PTHR11702:SF31; MITOCHONDRIAL RIBOSOME-ASSOCIATED GTPASE 2; 1.
DR Pfam; PF09269; DUF1967; 1.
DR Pfam; PF01018; GTP1_OBG; 1.
DR Pfam; PF01926; MMR_HSR1; 1.
DR PRINTS; PR00326; GTP1OBG.
DR SUPFAM; SSF102741; Obg GTP-binding protein C-terminal domain; 1.
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.
DR PROSITE; PS51881; OCT; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, 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:UP000186455}.
FT DOMAIN 2..159
FT /note="Obg"
FT /evidence="ECO:0000259|PROSITE:PS51883"
FT DOMAIN 160..330
FT /note="OBG-type G"
FT /evidence="ECO:0000259|PROSITE:PS51710"
FT DOMAIN 348..430
FT /note="OCT"
FT /evidence="ECO:0000259|PROSITE:PS51881"
FT REGION 59..88
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 437..478
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 439..478
FT /note="Basic and 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 212..215
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 282..285
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
FT BINDING 311..313
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01454"
SQ SEQUENCE 478 AA; 50872 MW; 7440B06F79B805DA CRC64;
MTTFVDRVEL HVAAGNGGHG CASVHREKFK PLGGPDGGNG GRGGDVTLVV DQSVTTLLDY
HHSPHRKATN GKPGEGGNRS GKDGQDLVLP VPDGTVVLDG QGNVLADLVG NGTTYVAAQG
GRGGLGNAAL SSARRKAPGF ALLGVPGGLQ DVVLELKTVA DVALVGYPSA GKSSLISVLS
AAKPKIADYP FTTLVPNLGV VTAGSTVYTI ADVPGLIPGA SQGKGLGLEF LRHVERCSVL
VHVLDTATLE SDRDPVSDLD VIEEELKSYG GLDDRPRVVV LNKIDVPDGK DLAELVRPDL
EKRGYRVFEI SAVAHTGLKE LSFGLADIVA KARAAKPKEE ATRIVIRPKA VDDAGFTVTP
EEDGLYRVRG EKPERWVRQT DFSNDEAVGY LADRLNRLGV EAALMKAGAR SGDGVAIGPE
DNAVVFDWEP TMMAGAEMLG RRGEDHRFEP PRPAEQRRRD KEAERDEAQR EYDDFEPF
//