ID A0A1Q8YBP7_9BURK Unreviewed; 656 AA.
AC A0A1Q8YBP7;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 26.
DE RecName: Full=DNA topoisomerase 4 subunit B {ECO:0000256|HAMAP-Rule:MF_00938};
DE EC=5.6.2.2 {ECO:0000256|HAMAP-Rule:MF_00938};
DE AltName: Full=Topoisomerase IV subunit B {ECO:0000256|HAMAP-Rule:MF_00938};
GN Name=parE {ECO:0000256|HAMAP-Rule:MF_00938,
GN ECO:0000313|EMBL:OLP05412.1};
GN ORFNames=BLL52_3541 {ECO:0000313|EMBL:OLP05412.1};
OS Rhodoferax antarcticus ANT.BR.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Rhodoferax.
OX NCBI_TaxID=1111071 {ECO:0000313|EMBL:OLP05412.1, ECO:0000313|Proteomes:UP000185911};
RN [1] {ECO:0000313|EMBL:OLP05412.1, ECO:0000313|Proteomes:UP000185911}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ANT.BR {ECO:0000313|EMBL:OLP05412.1,
RC ECO:0000313|Proteomes:UP000185911};
RA Baker J., Riester C., Skinner B., Newell A., Swingley W., Madigan M.,
RA Jung D., Asao M., Chen M., Loughlin P., Pan H., Lin S., Li N., Shaw J.,
RA Prado M., Sherman C., Li X., Tang J., Blankenship R., Zhao T., Touchman J.,
RA Sattley M.;
RT "Genome sequence of Rhodoferax antarcticus ANT.BR, a psychrophilic purple
RT nonsulfur bacterium from an Antarctic microbial mat.";
RL Submitted (JAN-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Topoisomerase IV is essential for chromosome segregation. It
CC relaxes supercoiled DNA. Performs the decatenation events required
CC during the replication of a circular DNA molecule. {ECO:0000256|HAMAP-
CC Rule:MF_00938}.
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 ECO:0000256|HAMAP-Rule:MF_00938};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- SUBUNIT: Heterotetramer composed of ParC and ParE. {ECO:0000256|HAMAP-
CC Rule:MF_00938}.
CC -!- SIMILARITY: Belongs to the type II topoisomerase GyrB family.
CC {ECO:0000256|ARBA:ARBA00010708}.
CC -!- SIMILARITY: Belongs to the type II topoisomerase family. ParE type 1
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_00938}.
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:OLP05412.1}.
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DR EMBL; MSYM01000017; OLP05412.1; -; Genomic_DNA.
DR RefSeq; WP_075587654.1; NZ_MSYM01000017.1.
DR AlphaFoldDB; A0A1Q8YBP7; -.
DR STRING; 81479.RA876_11555; -.
DR Proteomes; UP000185911; Unassembled WGS sequence.
DR GO; GO:0005694; C:chromosome; IEA:InterPro.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003918; F:DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0007059; P:chromosome segregation; IEA:UniProtKB-UniRule.
DR GO; GO:0006265; P:DNA topological change; IEA:UniProtKB-UniRule.
DR CDD; cd00822; TopoII_Trans_DNA_gyrase; 1.
DR Gene3D; 3.30.230.10; -; 1.
DR Gene3D; 3.40.50.670; -; 1.
DR Gene3D; 3.30.565.10; Histidine kinase-like ATPase, C-terminal domain; 1.
DR HAMAP; MF_00938; ParE_type1; 1.
DR InterPro; IPR002288; DNA_gyrase_B_C.
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; IPR013760; Topo_IIA-like_dom_sf.
DR InterPro; IPR013759; Topo_IIA_B_C.
DR InterPro; IPR013506; Topo_IIA_bsu_dom2.
DR InterPro; IPR018522; TopoIIA_CS.
DR InterPro; IPR005737; TopoIV_B_Gneg.
DR InterPro; IPR006171; TOPRIM_domain.
DR PANTHER; PTHR45866; DNA GYRASE/TOPOISOMERASE SUBUNIT B; 1.
DR PANTHER; PTHR45866:SF4; DNA TOPOISOMERASE 4 SUBUNIT B; 1.
DR Pfam; PF00204; DNA_gyraseB; 1.
DR Pfam; PF00986; DNA_gyraseB_C; 1.
DR Pfam; PF02518; HATPase_c; 1.
DR Pfam; PF01751; Toprim; 1.
DR PRINTS; PR01098; TOPISMRASE4B.
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.
DR SUPFAM; SSF56719; Type II DNA topoisomerase; 1.
DR PROSITE; PS00177; TOPOISOMERASE_II; 1.
DR PROSITE; PS50880; TOPRIM; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|HAMAP-Rule:MF_00938};
KW DNA-binding {ECO:0000256|HAMAP-Rule:MF_00938};
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_00938};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00938};
KW Reference proteome {ECO:0000313|Proteomes:UP000185911};
KW Topoisomerase {ECO:0000256|ARBA:ARBA00023029, ECO:0000256|HAMAP-
KW Rule:MF_00938}.
FT DOMAIN 425..542
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT BINDING 9
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 46
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 73
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 117..123
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 347
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 459
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 514
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 641
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
SQ SEQUENCE 656 AA; 71395 MW; 130A9574B83EC79D CRC64;
MATKPNLEYS EGSIRVLKGL EPVKQRPGMY TRTDNPMHII QEVLDNAADE ALAGHGKKIK
VTVHVDGSVS IEDDGRGIPF GLHPTENAPV IELVFTQLHA GGKFDKGKGG AYSFSGGLHG
VGVSVTNALS TRLEATTYRE NQVARLVFSG GDVIEPLTVR PAGDGERRSG TLVRVWPDAK
YFESMTLPMA HLEHLLRSKA VLMPGVTVSL LQEKTKEAQT WVFKGGLRDY LTQTLAGEPI
IPVLEGEGFA DAQHDSFADG EGAAWCVAFT EDGQPVRESY VNLIPTTAGG THESGLRDGL
FTAVKSFVEL HSLLPKGVKL LPDDVFARAS YVLSTKVLDP QFQGQIKERL NSRDAVRLVS
SFVRPALELW LNQNVEHGKK LAELAIKAAQ SRQKAGQKVE KRKGSGVAVL PGKLTDCESR
DITENEVFLV EGDSAGGSAK MGRNKESQAV LPLRGKVLNT WEVERDRLFA NNEIHDISVA
IGVDPHGPND TPDLSGLRYG KICILSDADV DGSHIQVLLL TLFFKHFPKL VDAGHIFVAR
PPLFRVDAPA RGKKPASKAY ALDDGELTAI LDKLRKEGVR EGAWSISRFK GLGEMNAEQL
WDTTLNPDTR RLLPVHLGAI DFAQTSALMT KLMGKGEAAA RRELMELHGD SVEVDI
//