ID A0A3B7M3J9_9GAMM Unreviewed; 626 AA.
AC A0A3B7M3J9;
DT 16-JAN-2019, integrated into UniProtKB/TrEMBL.
DT 16-JAN-2019, sequence version 1.
DT 24-JAN-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:AXY58744.1};
GN ORFNames=CDG61_01015 {ECO:0000313|EMBL:AXY58744.1};
OS Acinetobacter sp. WCHAc010052.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Acinetobacter.
OX NCBI_TaxID=2004647 {ECO:0000313|EMBL:AXY58744.1, ECO:0000313|Proteomes:UP000264387};
RN [1] {ECO:0000313|EMBL:AXY58744.1, ECO:0000313|Proteomes:UP000264387}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WCHAc010052 {ECO:0000313|EMBL:AXY58744.1,
RC ECO:0000313|Proteomes:UP000264387};
RA Hu Y., Long H., Feng Y., Zong Z.;
RT "The complete genome of Acinetobacter sp. strain WCHAc010052.";
RL Submitted (SEP-2018) 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 family. ParE type 1
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_00938}.
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DR EMBL; CP032143; AXY58744.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3B7M3J9; -.
DR OrthoDB; 9802808at2; -.
DR Proteomes; UP000264387; Chromosome.
DR GO; GO:0005694; C:chromosome; IEA:InterPro.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-KW.
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 Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
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 Topoisomerase {ECO:0000256|ARBA:ARBA00023029, ECO:0000256|HAMAP-
KW Rule:MF_00938}.
FT DOMAIN 412..525
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT BINDING 4
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 41
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 68
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 109..115
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT BINDING 334
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 446
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 497
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
FT SITE 611
FT /note="Interaction with DNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00938"
SQ SEQUENCE 626 AA; 68929 MW; 1938263982CB3B1B CRC64;
MSQYTAQSLE VLSGLDPVRR RPGMYTDTSR PNHLAQEVID NSVDEALAGH ASKITVTVYK
DGSLSVEDNG RGMPVDIHPE YGQSGIEIIL TKLHAGGKFS TDNYQFSGGL HGVGISVVNA
LSDRVEVEVQ RQGNLYKMAF EHGEAVAPLE VLEGKAPKRA SGTTVHFWPE AKYFDSPKFA
LKALKHNLKA KAVLAAGLQI IYIDQINDEK IEWQFENGLV DYLMDELQDR DIVPEPAFVA
TGEAERASAE FAICWNVEGG EQIQESYVNL IPTAQGGTHV NGLRSGVTDA MREFCELRNL
LPRNMKLSAE DVWDGVNYIL SLKFQEPQFS GQTKERLSSR EASSIVLNIA KDAFALWLNQ
NSDVAMQLAE MVIAKAGRRL KAAKKVERKK IVAGPTLPGK LSDCVGHTLE ESELFIVEGD
SAGGSAKQAR DKNFQAIMPI RGKILNTWEV SSDEVLASQE VHNIAIAIGV DPGSDDLSEL
RYGKICILAD ADSDGLHIAT LLCALFVKHF PAMVDAGHLY VAMPPLFRID DAKDVHYALD
EQELEAILKK VKTKNPQITR FKGLGEMNAS QLRETTLDPN TRRLVQLDLD DTQLTANLLD
KLLAKKRSGD RKDWLEQKGN LADLGV
//