ID A0A136A4U4_9ALTE Unreviewed; 629 AA.
AC A0A136A4U4;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 27-MAR-2024, entry version 35.
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 ORFNames=AX660_09790 {ECO:0000313|EMBL:KXI30265.1};
OS Paraglaciecola hydrolytica.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Alteromonadaceae; Paraglaciecola.
OX NCBI_TaxID=1799789 {ECO:0000313|EMBL:KXI30265.1, ECO:0000313|Proteomes:UP000070299};
RN [1] {ECO:0000313|EMBL:KXI30265.1, ECO:0000313|Proteomes:UP000070299}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=S66 {ECO:0000313|EMBL:KXI30265.1,
RC ECO:0000313|Proteomes:UP000070299};
RA Wen L., He K., Yang H.;
RL Submitted (FEB-2016) 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:KXI30265.1}.
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DR EMBL; LSNE01000003; KXI30265.1; -; Genomic_DNA.
DR RefSeq; WP_068374359.1; NZ_LSNE01000003.1.
DR AlphaFoldDB; A0A136A4U4; -.
DR STRING; 1799789.AX660_09790; -.
DR OrthoDB; 9802808at2; -.
DR Proteomes; UP000070299; 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; cd16928; HATPase_GyrB-like; 1.
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 NCBIfam; TIGR01055; parE_Gneg; 1.
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:UP000070299};
KW Topoisomerase {ECO:0000256|ARBA:ARBA00023029, ECO:0000256|HAMAP-
KW Rule:MF_00938}.
FT DOMAIN 413..526
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT BINDING 5
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 42
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 69
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 110..116
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 335
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 447
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 498
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 616
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
SQ SEQUENCE 629 AA; 70042 MW; 39DE8E8027601CB6 CRC64;
MSNQYNADAI EVLNGLEPVK RRPGMYTDTT RPNHLSQEVI DNSVDEALGG YATSIKVVLH
EDQSLSVTDD GRGMPVDIHP EEKISGVELI MTKLHAGGKF SNKNYQFSGG LHGVGISVVN
ALSKRVEVSI RRDGNVYQMA FENGDKVEEL KVVDTCGKRN TGTKVHFWPD PQYFDSAKFS
VTKLLHILRA KAVLCPGLRI RFDNKISNES QEWYFEDGLR DYLIQAVKDS ITLPDDAPFV
GSFSGNNEAA DWAVIWLPEG GELTTESYVN LIPTAQGGTH VNGLRQGLLE SMREFCEFRN
LLPRGVKLTP EDIWDRCSYI LSTKMQDPQF AGQIKERLSS RQAAAFVSGV VKDAFSLWLN
RHTDIAELLA DMCINNAQSR LRQSKKVARK KVTQGPALPG KLTDCSTQDT SRSELFLVEG
DSAGGSAKQA RDRDFQAIMP LRGKILNSWE VDSSQVLASQ EIHDISVALG IDPDSTDLSG
LRYNKICILA DADSDGLHIA TLLCALFVKH FRTLVNEGHV YVAMPPLFRI DVGKDVYYAL
DEGEKQGVLD RIAAENKRGK INVQRFKGLG EMNPLQLRET TMDPNTRRLV QLTVDDAEGM
LEMMDMLLSK KRAPDRKEWL ESKGNMAEV
//