ID F6CTY0_MARPP Unreviewed; 334 AA.
AC F6CTY0;
DT 27-JUL-2011, integrated into UniProtKB/TrEMBL.
DT 27-JUL-2011, sequence version 1.
DT 24-JAN-2024, entry version 58.
DE RecName: Full=DNA-directed RNA polymerase subunit alpha {ECO:0000256|ARBA:ARBA00015972, ECO:0000256|HAMAP-Rule:MF_00059};
DE Short=RNAP subunit alpha {ECO:0000256|HAMAP-Rule:MF_00059};
DE EC=2.7.7.6 {ECO:0000256|ARBA:ARBA00012418, ECO:0000256|HAMAP-Rule:MF_00059};
DE AltName: Full=RNA polymerase subunit alpha {ECO:0000256|ARBA:ARBA00033070, ECO:0000256|HAMAP-Rule:MF_00059};
DE AltName: Full=Transcriptase subunit alpha {ECO:0000256|ARBA:ARBA00032524, ECO:0000256|HAMAP-Rule:MF_00059};
GN Name=rpoA {ECO:0000256|HAMAP-Rule:MF_00059};
GN OrderedLocusNames=Mar181_3331 {ECO:0000313|EMBL:AEF56349.1};
OS Marinomonas posidonica (strain CECT 7376 / NCIMB 14433 / IVIA-Po-181).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Marinomonas.
OX NCBI_TaxID=491952 {ECO:0000313|EMBL:AEF56349.1, ECO:0000313|Proteomes:UP000009230};
RN [1] {ECO:0000313|EMBL:AEF56349.1, ECO:0000313|Proteomes:UP000009230}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CECT 7376 / NCIMB 14433 / IVIA-Po-181
RC {ECO:0000313|Proteomes:UP000009230};
RX PubMed=23458837; DOI=10.4056/sigs.2976373;
RA Lucas-Elio P., Goodwin L., Woyke T., Pitluck S., Nolan M., Kyrpides N.C.,
RA Detter J.C., Copeland A., Lu M., Bruce D., Detter C., Tapia R., Han S.,
RA Land M.L., Ivanova N., Mikhailova N., Johnston A.W., Sanchez-Amat A.;
RT "Complete genome sequence of Marinomonas posidonica type strain (IVIA-Po-
RT 181(T)).";
RL Stand. Genomic Sci. 7:31-43(2012).
CC -!- FUNCTION: DNA-dependent RNA polymerase catalyzes the transcription of
CC DNA into RNA using the four ribonucleoside triphosphates as substrates.
CC {ECO:0000256|HAMAP-Rule:MF_00059}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a ribonucleoside 5'-triphosphate + RNA(n) = diphosphate +
CC RNA(n+1); Xref=Rhea:RHEA:21248, Rhea:RHEA-COMP:14527, Rhea:RHEA-
CC COMP:17342, ChEBI:CHEBI:33019, ChEBI:CHEBI:61557, ChEBI:CHEBI:140395;
CC EC=2.7.7.6; Evidence={ECO:0000256|ARBA:ARBA00024550,
CC ECO:0000256|HAMAP-Rule:MF_00059};
CC -!- SUBUNIT: Homodimer. The RNAP catalytic core consists of 2 alpha, 1
CC beta, 1 beta' and 1 omega subunit. When a sigma factor is associated
CC with the core the holoenzyme is formed, which can initiate
CC transcription. {ECO:0000256|HAMAP-Rule:MF_00059}.
CC -!- DOMAIN: The N-terminal domain is essential for RNAP assembly and basal
CC transcription, whereas the C-terminal domain is involved in interaction
CC with transcriptional regulators and with upstream promoter elements.
CC {ECO:0000256|HAMAP-Rule:MF_00059}.
CC -!- SIMILARITY: Belongs to the RNA polymerase alpha chain family.
CC {ECO:0000256|ARBA:ARBA00007123, ECO:0000256|HAMAP-Rule:MF_00059}.
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DR EMBL; CP002771; AEF56349.1; -; Genomic_DNA.
DR RefSeq; WP_013797819.1; NC_015559.1.
DR AlphaFoldDB; F6CTY0; -.
DR STRING; 491952.Mar181_3331; -.
DR KEGG; mpc:Mar181_3331; -.
DR eggNOG; COG0202; Bacteria.
DR HOGENOM; CLU_053084_0_0_6; -.
DR OrthoDB; 9805706at2; -.
DR Proteomes; UP000009230; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProt.
DR GO; GO:0000428; C:DNA-directed RNA polymerase complex; IEA:UniProtKB-KW.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003899; F:DNA-directed 5'-3' RNA polymerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046983; F:protein dimerization activity; IEA:InterPro.
DR GO; GO:0006351; P:DNA-templated transcription; IEA:UniProtKB-UniRule.
DR CDD; cd06928; RNAP_alpha_NTD; 1.
DR Gene3D; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR Gene3D; 2.170.120.12; DNA-directed RNA polymerase, insert domain; 1.
DR Gene3D; 3.30.1360.10; RNA polymerase, RBP11-like subunit; 1.
DR HAMAP; MF_00059; RNApol_bact_RpoA; 1.
DR InterPro; IPR011262; DNA-dir_RNA_pol_insert.
DR InterPro; IPR011263; DNA-dir_RNA_pol_RpoA/D/Rpb3.
DR InterPro; IPR011773; DNA-dir_RpoA.
DR InterPro; IPR036603; RBP11-like.
DR InterPro; IPR011260; RNAP_asu_C.
DR InterPro; IPR036643; RNApol_insert_sf.
DR NCBIfam; TIGR02027; rpoA; 1.
DR Pfam; PF01000; RNA_pol_A_bac; 1.
DR Pfam; PF03118; RNA_pol_A_CTD; 1.
DR Pfam; PF01193; RNA_pol_L; 1.
DR SMART; SM00662; RPOLD; 1.
DR SUPFAM; SSF47789; C-terminal domain of RNA polymerase alpha subunit; 1.
DR SUPFAM; SSF56553; Insert subdomain of RNA polymerase alpha subunit; 1.
DR SUPFAM; SSF55257; RBP11-like subunits of RNA polymerase; 1.
PE 3: Inferred from homology;
KW DNA-directed RNA polymerase {ECO:0000256|ARBA:ARBA00022478,
KW ECO:0000256|HAMAP-Rule:MF_00059};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_00059};
KW Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW Rule:MF_00059};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00059}.
FT DOMAIN 23..233
FT /note="DNA-directed RNA polymerase RpoA/D/Rpb3-type"
FT /evidence="ECO:0000259|SMART:SM00662"
FT REGION 1..234
FT /note="Alpha N-terminal domain (alpha-NTD)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00059"
FT REGION 248..334
FT /note="Alpha C-terminal domain (alpha-CTD)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00059"
SQ SEQUENCE 334 AA; 36640 MW; F5677DAFDA7719C8 CRC64;
MQRSVSELLT PRNIEVQELG KTRAKVTLQP LERGFGHTLG NALRRILLSS MPGCAIVEVE
IDGVLHEYSA IEGVKEDVIE ILLNLKGVAI ALHGQDEATL TLSKKGPGVV TAGDIQLVAD
AEIANPDHVI AHLDDTAELT MQIKVARGRG YEPADARVAG DDETRPIGRL QLDASFSPVR
RVAYSVDNAR VEQRTDLDKL VLDIESNGTI DPEEAIRRAA TILQQQIAVF VALESESEAP
VEEEEDEIDP ILLRPVDDLE LTVRSANCLK AENIYYIGDL IQRTEVELLK TPNLGKKSLT
EIKDVLAQRG LSLGMRLENW PPASLKDDSK VLAR
//