ID   T0T6N4_9STRE            Unreviewed;       320 AA.
AC   T0T6N4;
DT   16-OCT-2013, integrated into UniProtKB/TrEMBL.
DT   16-OCT-2013, sequence version 1.
DT   27-MAR-2024, entry version 43.
DE   RecName: Full=DNA topoisomerase (ATP-hydrolyzing) {ECO:0000256|ARBA:ARBA00012895};
DE            EC=5.6.2.2 {ECO:0000256|ARBA:ARBA00012895};
GN   ORFNames=HSISB1_2120 {ECO:0000313|EMBL:EQC69080.1};
OS   Streptococcus sp. HSISB1.
OC   Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=1316409 {ECO:0000313|EMBL:EQC69080.1};
RN   [1] {ECO:0000313|EMBL:EQC69080.1}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HSISB1 {ECO:0000313|EMBL:EQC69080.1};
RA   Van den Bogert B., Boekhorst J., Herrmann R., Smid E.J., Zoetendal E.G.,
RA   Kleerebezem M.;
RT   "Comparative Genomics Analysis of Streptococcus Isolates from the Human
RT   Small Intestine Reveals their Adaptation to a Highly Dynamic Ecosystem.";
RL   PLoS ONE 8:E83418-E83418(2013).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP-dependent breakage, passage and rejoining of double-
CC         stranded DNA.; EC=5.6.2.2; Evidence={ECO:0000256|ARBA:ARBA00000185};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|ARBA:ARBA00001946};
CC   -!- SIMILARITY: Belongs to the type II topoisomerase GyrB family.
CC       {ECO:0000256|ARBA:ARBA00010708}.
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:EQC69080.1}.
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DR   EMBL; ASKA01000033; EQC69080.1; -; Genomic_DNA.
DR   AlphaFoldDB; T0T6N4; -.
DR   PATRIC; fig|1316409.3.peg.1270; -.
DR   HOGENOM; CLU_006146_3_0_9; -.
DR   Proteomes; UP000015934; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0003918; F:DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity; IEA:UniProtKB-EC.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0006265; P:DNA topological change; IEA:InterPro.
DR   CDD; cd16928; HATPase_GyrB-like; 1.
DR   CDD; cd00822; TopoII_Trans_DNA_gyrase; 1.
DR   Gene3D; 3.30.230.10; -; 1.
DR   Gene3D; 3.30.565.10; Histidine kinase-like ATPase, C-terminal domain; 1.
DR   InterPro; IPR003594; HATPase_C.
DR   InterPro; IPR036890; HATPase_C_sf.
DR   InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR   InterPro; IPR014721; Ribsml_uS5_D2-typ_fold_subgr.
DR   InterPro; IPR001241; Topo_IIA.
DR   InterPro; IPR000565; Topo_IIA_B.
DR   InterPro; IPR013506; Topo_IIA_bsu_dom2.
DR   PANTHER; PTHR45866:SF1; DNA GYRASE SUBUNIT B, MITOCHONDRIAL; 1.
DR   PANTHER; PTHR45866; DNA GYRASE/TOPOISOMERASE SUBUNIT B; 1.
DR   Pfam; PF00204; DNA_gyraseB; 1.
DR   Pfam; PF02518; HATPase_c; 1.
DR   PRINTS; PR01159; DNAGYRASEB.
DR   PRINTS; PR00418; TPI2FAMILY.
DR   SMART; SM00387; HATPase_c; 1.
DR   SMART; SM00433; TOP2c; 1.
DR   SUPFAM; SSF55874; ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase; 1.
DR   SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|ARBA:ARBA00022840};
KW   DNA-binding {ECO:0000256|ARBA:ARBA00023125};
KW   Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000313|EMBL:EQC69080.1};
KW   Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW   Topoisomerase {ECO:0000256|ARBA:ARBA00023029}.
FT   DOMAIN          40..184
FT                   /note="Histidine kinase/HSP90-like ATPase"
FT                   /evidence="ECO:0000259|SMART:SM00387"
SQ   SEQUENCE   320 AA;  35758 MW;  45256F057E691F06 CRC64;
     MTEENKNLAE LAKEYDASQI QVLEGLEAVR MRPGMYIGST SKEGLHHLVW EIVDNSIDEA
     LAGFATHIEV FIEKDNSITV VDDGRGIPVD IQEKTGRPAV ETVFTVLHAG GKFGGGGYKV
     SGGLHGVGSS VVNALSTQLD VSVYRDGKIH YQEYRRGHVV DDLKVIGETD RHGTTVHFTP
     DGEIFTETTV FDFDKLAKRI QELAFLNRGL RISITDKREG IEQEQHYHYE GGISSYVQFI
     NENKDVIFDT PIYTDGEMDG ISVEVAMQYT TGYHETVMSF ANNIHTHEGG THEQGFRTAL
     TRVINDYARQ NKILKEKMTI
//