ID   ENGB_HELMI              Reviewed;         205 AA.
AC   B0TFJ0;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 80.
DE   RecName: Full=Probable GTP-binding protein EngB {ECO:0000255|HAMAP-Rule:MF_00321};
GN   Name=engB {ECO:0000255|HAMAP-Rule:MF_00321}; OrderedLocusNames=Helmi_02950;
GN   ORFNames=HM1_0475;
OS   Heliobacterium modesticaldum (strain ATCC 51547 / Ice1).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Heliobacteriaceae;
OC   Heliomicrobium.
OX   NCBI_TaxID=498761;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51547 / Ice1;
RX   PubMed=18441057; DOI=10.1128/jb.00299-08;
RA   Sattley W.M., Madigan M.T., Swingley W.D., Cheung P.C., Clocksin K.M.,
RA   Conrad A.L., Dejesa L.C., Honchak B.M., Jung D.O., Karbach L.E.,
RA   Kurdoglu A., Lahiri S., Mastrian S.D., Page L.E., Taylor H.L., Wang Z.T.,
RA   Raymond J., Chen M., Blankenship R.E., Touchman J.W.;
RT   "The genome of Heliobacterium modesticaldum, a phototrophic representative
RT   of the Firmicutes containing the simplest photosynthetic apparatus.";
RL   J. Bacteriol. 190:4687-4696(2008).
CC   -!- FUNCTION: Necessary for normal cell division and for the maintenance of
CC       normal septation. {ECO:0000255|HAMAP-Rule:MF_00321}.
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00321};
CC   -!- SIMILARITY: Belongs to the TRAFAC class TrmE-Era-EngA-EngB-Septin-like
CC       GTPase superfamily. EngB GTPase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00321}.
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DR   EMBL; CP000930; ABZ83089.1; -; Genomic_DNA.
DR   RefSeq; WP_012281465.1; NC_010337.2.
DR   AlphaFoldDB; B0TFJ0; -.
DR   SMR; B0TFJ0; -.
DR   STRING; 498761.HM1_0475; -.
DR   EnsemblBacteria; ABZ83089; ABZ83089; HM1_0475.
DR   KEGG; hmo:HM1_0475; -.
DR   eggNOG; COG0218; Bacteria.
DR   HOGENOM; CLU_033732_3_0_9; -.
DR   OMA; LMMDIRH; -.
DR   OrthoDB; 1746051at2; -.
DR   Proteomes; UP000008550; Chromosome.
DR   GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0000917; P:division septum assembly; IEA:UniProtKB-KW.
DR   CDD; cd01876; YihA_EngB; 1.
DR   Gene3D; 3.40.50.300; -; 1.
DR   HAMAP; MF_00321; GTPase_EngB; 1.
DR   InterPro; IPR030393; G_ENGB_dom.
DR   InterPro; IPR006073; GTP-bd.
DR   InterPro; IPR019987; GTP-bd_ribosome_bio_YsxC.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   Pfam; PF01926; MMR_HSR1; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR03598; GTPase_YsxC; 1.
DR   PROSITE; PS51706; G_ENGB; 1.
PE   3: Inferred from homology;
KW   Cell cycle; Cell division; GTP-binding; Magnesium; Metal-binding;
KW   Nucleotide-binding; Reference proteome; Septation.
FT   CHAIN           1..205
FT                   /note="Probable GTP-binding protein EngB"
FT                   /id="PRO_1000115977"
FT   DOMAIN          22..195
FT                   /note="EngB-type G"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         30..37
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         37
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         57..61
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         59
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         75..78
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         142..145
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
FT   BINDING         174..176
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00321"
SQ   SEQUENCE   205 AA;  23352 MW;  03081600D08EBC4B CRC64;
     MKIKEAEFVI SAVKGEQYPE DNLPEVALVG RSNVGKSSLI NKLCNRRHLA RTSSTPGKTQ
     TLNFYRINQA AYIVDLPGYG YASVSKTQRA SWGPMMEHYL KKRLQLRGVI QLVDIRHPPT
     KDDIAMREWL NHFKIGAAVI ATKADKINRG RYAKHVKQIR QDLAIPKEIP IIVFSAETGH
     GKEDVLDLLD YFWNGIQPEE EREIL