ID C6AV21_RHILS Unreviewed; 336 AA.
AC C6AV21;
DT 01-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 01-SEP-2009, sequence version 1.
DT 27-MAR-2024, entry version 86.
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=Rleg_1454 {ECO:0000313|EMBL:ACS55746.1};
OS Rhizobium leguminosarum bv. trifolii (strain WSM1325).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Rhizobiaceae; Rhizobium/Agrobacterium group; Rhizobium.
OX NCBI_TaxID=395491 {ECO:0000313|EMBL:ACS55746.1, ECO:0000313|Proteomes:UP000002256};
RN [1] {ECO:0000313|EMBL:ACS55746.1, ECO:0000313|Proteomes:UP000002256}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WSM1325 {ECO:0000313|EMBL:ACS55746.1,
RC ECO:0000313|Proteomes:UP000002256};
RX PubMed=21304718;
RA Reeve W., O'Hara G., Chain P., Ardley J., Brau L., Nandesena K., Tiwari R.,
RA Copeland A., Nolan M., Han C., Brettin T., Land M., Ovchinikova G.,
RA Ivanova N., Mavromatis K., Markowitz V., Kyrpides N., Melino V., Denton M.,
RA Yates R., Howieson J.;
RT "Complete genome sequence of Rhizobium leguminosarum bv. trifolii strain
RT WSM1325, an effective microsymbiont of annual Mediterranean clovers.";
RL Stand. Genomic Sci. 2:347-356(2010).
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; CP001622; ACS55746.1; -; Genomic_DNA.
DR RefSeq; WP_003547579.1; NC_012850.1.
DR AlphaFoldDB; C6AV21; -.
DR SMR; C6AV21; -.
DR GeneID; 84669511; -.
DR KEGG; rlg:Rleg_1454; -.
DR HOGENOM; CLU_053084_0_0_5; -.
DR OrthoDB; 9805706at2; -.
DR Proteomes; UP000002256; 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 24..231
FT /note="DNA-directed RNA polymerase RpoA/D/Rpb3-type"
FT /evidence="ECO:0000259|SMART:SM00662"
FT REGION 1..232
FT /note="Alpha N-terminal domain (alpha-NTD)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00059"
FT REGION 248..336
FT /note="Alpha C-terminal domain (alpha-CTD)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00059"
SQ SEQUENCE 336 AA; 37239 MW; 1E82B505A59D0DA7 CRC64;
MIQKNWQELI KPNKVEFSSS SRTRATLVAE PLERGFGLTL GNALRRVLLS SLRGAAVTAV
QIDGVLHEFS SIPGVREDVT DIVLNIKEIA IKMDGDDAKR MVVRKQGPGV VTAGDIQTVG
DIEILNPEHV ICTLDEGAEI RMEFTVNNGK GYVPAERNRA EDAPIGLIPV DSLYSPVKKV
SYKVENTREG QVLDYDKLNM TIETDGSITG EDAVAFAARI LQDQLGVFVN FDEPQKETEE
EAVTELAFNP ALLKKVDELE LSVRSANCLK NDNIVYIGDL IQKTEAEMLR TPNFGRKSLN
EIKEVLASMG LHLGMEVPAW PPENIEDLAK RYEDQY
//