ID A0YC05_9GAMM Unreviewed; 588 AA.
AC A0YC05;
DT 23-JAN-2007, integrated into UniProtKB/TrEMBL.
DT 23-JAN-2007, sequence version 1.
DT 27-MAR-2024, entry version 69.
DE RecName: Full=DNA polymerase III subunit gamma/tau {ECO:0000256|RuleBase:RU364063};
DE EC=2.7.7.7 {ECO:0000256|RuleBase:RU364063};
GN Name=dnaX {ECO:0000256|RuleBase:RU364063};
GN ORFNames=GP2143_07239 {ECO:0000313|EMBL:EAW31324.1};
OS marine gamma proteobacterium HTCC2143.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Cellvibrionales;
OC Spongiibacteraceae; BD1-7 clade.
OX NCBI_TaxID=247633 {ECO:0000313|EMBL:EAW31324.1, ECO:0000313|Proteomes:UP000004931};
RN [1] {ECO:0000313|EMBL:EAW31324.1, ECO:0000313|Proteomes:UP000004931}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HTCC2143 {ECO:0000313|EMBL:EAW31324.1,
RC ECO:0000313|Proteomes:UP000004931};
RX PubMed=20601481; DOI=10.1128/JB.00683-10;
RA Oh H.M., Kang I., Ferriera S., Giovannoni S.J., Cho J.C.;
RT "Genome sequence of the oligotrophic marine Gammaproteobacterium HTCC2143,
RT isolated from the Oregon Coast.";
RL J. Bacteriol. 192:4530-4531(2010).
CC -!- FUNCTION: DNA polymerase III is a complex, multichain enzyme
CC responsible for most of the replicative synthesis in bacteria. This DNA
CC polymerase also exhibits 3' to 5' exonuclease activity.
CC {ECO:0000256|RuleBase:RU364063}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2'-deoxyribonucleoside 5'-triphosphate + DNA(n) =
CC diphosphate + DNA(n+1); Xref=Rhea:RHEA:22508, Rhea:RHEA-COMP:17339,
CC Rhea:RHEA-COMP:17340, ChEBI:CHEBI:33019, ChEBI:CHEBI:61560,
CC ChEBI:CHEBI:173112; EC=2.7.7.7;
CC Evidence={ECO:0000256|ARBA:ARBA00024632,
CC ECO:0000256|RuleBase:RU364063};
CC -!- SUBUNIT: DNA polymerase III contains a core (composed of alpha, epsilon
CC and theta chains) that associates with a tau subunit. This core
CC dimerizes to form the POLIII' complex. PolIII' associates with the
CC gamma complex (composed of gamma, delta, delta', psi and chi chains)
CC and with the beta chain to form the complete DNA polymerase III
CC complex. {ECO:0000256|RuleBase:RU364063}.
CC -!- SIMILARITY: Belongs to the DnaX/STICHEL family.
CC {ECO:0000256|ARBA:ARBA00006360, ECO:0000256|RuleBase:RU364063}.
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:EAW31324.1}.
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DR EMBL; AAVT01000003; EAW31324.1; -; Genomic_DNA.
DR AlphaFoldDB; A0YC05; -.
DR STRING; 247633.GP2143_07239; -.
DR eggNOG; COG2812; Bacteria.
DR Proteomes; UP000004931; Unassembled WGS sequence.
DR GO; GO:0009360; C:DNA polymerase III complex; IEA:InterPro.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR GO; GO:0003887; F:DNA-directed DNA polymerase activity; IEA:UniProtKB-KW.
DR GO; GO:0006260; P:DNA replication; IEA:UniProtKB-KW.
DR CDD; cd00009; AAA; 1.
DR CDD; cd18137; HLD_clamp_pol_III_gamma_tau; 1.
DR Gene3D; 1.10.8.60; -; 1.
DR Gene3D; 1.20.272.10; -; 1.
DR Gene3D; 3.30.300.150; DNA polymerase III, tau subunit, domain V; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR InterPro; IPR003593; AAA+_ATPase.
DR InterPro; IPR001270; ClpA/B.
DR InterPro; IPR008921; DNA_pol3_clamp-load_cplx_C.
DR InterPro; IPR022754; DNA_pol_III_gamma-3.
DR InterPro; IPR012763; DNA_pol_III_sug/sutau_N.
DR InterPro; IPR021029; DNA_pol_III_tau_dom-5.
DR InterPro; IPR045085; HLD_clamp_pol_III_gamma_tau.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR038249; PolIII_tau_V_sf.
DR NCBIfam; TIGR02397; dnaX_nterm; 1.
DR PANTHER; PTHR11669:SF0; PROTEIN STICHEL; 1.
DR PANTHER; PTHR11669; REPLICATION FACTOR C / DNA POLYMERASE III GAMMA-TAU SUBUNIT; 1.
DR Pfam; PF13177; DNA_pol3_delta2; 1.
DR Pfam; PF12169; DNA_pol3_gamma3; 1.
DR Pfam; PF12170; DNA_pol3_tau_5; 1.
DR PRINTS; PR00300; CLPPROTEASEA.
DR SMART; SM00382; AAA; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR SUPFAM; SSF48019; post-AAA+ oligomerization domain-like; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|RuleBase:RU364063};
KW DNA replication {ECO:0000256|RuleBase:RU364063};
KW DNA-directed DNA polymerase {ECO:0000256|ARBA:ARBA00022932,
KW ECO:0000256|RuleBase:RU364063};
KW Nucleotide-binding {ECO:0000256|RuleBase:RU364063};
KW Nucleotidyltransferase {ECO:0000256|RuleBase:RU364063,
KW ECO:0000313|EMBL:EAW31324.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000004931};
KW Transferase {ECO:0000256|RuleBase:RU364063, ECO:0000313|EMBL:EAW31324.1}.
FT DOMAIN 20..162
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
SQ SEQUENCE 588 AA; 63414 MW; C617D23574B318CF CRC64;
MVGQEHVLKA LINALDHNRL HHAYLFTGTR GVGKTSIARI LAKCLNCDVG VSSEPCGQCS
ACLSISEGRF VDLIEVDAAS RTKVEDTREL LENVQYAPTA GRFKVYLIDE VHMLSTNSFN
ALLKTLEEPP PHVKFLLATT DPQKLPATIL SRCLQFNLKN MSPERIVVHL QNVLEQEMIT
YEEPALWLLG RSADGSMRDA LSLTDQAISF GSGKLLEADV RSMLGTIDRS AVYEIVEALI
AENGAQVLAA VNNMAEHAPD YLSALEELLM LLHRIAIAQA VPDATDNSFG DGAKIIAMSA
LLTAEDTQLF YQLGLTGRRD LSLAPDLRSG FEMVLLRMLA FKPAGIPQLP ERSLTNSPVS
VEAPQPVKKP DAGVQSIKAD TPVSFSSKLG PAQSSVVNDI QLQVDGAVTK AIGEEPLHAV
TVSESVAVPL AAPAPAPVPV AVLVDDTEMS LDEKGPLSLD QLRPDSWNAL FERLGFGGVV
GNIASHCILV DVTDNAMSLQ LDAANATLFS DSYTARIQEH LTVTLNTPVT VKIEVTPLSA
ETPALRKNRM QNERREAALL SLKNDPNVQV LVSDFDAVLD EASVQPVS
//