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Database: UniProt
Entry: G8HSW6_9SPER
LinkDB: G8HSW6_9SPER
Original site: G8HSW6_9SPER 
ID   G8HSW6_9SPER            Unreviewed;       323 AA.
AC   G8HSW6;
DT   25-JAN-2012, integrated into UniProtKB/TrEMBL.
DT   25-JAN-2012, sequence version 1.
DT   24-JAN-2024, entry version 52.
DE   RecName: Full=DNA-directed RNA polymerase subunit alpha {ECO:0000256|HAMAP-Rule:MF_00059};
DE            Short=PEP {ECO:0000256|HAMAP-Rule:MF_00059};
DE            EC=2.7.7.6 {ECO:0000256|HAMAP-Rule:MF_00059};
DE   AltName: Full=Plastid-encoded RNA polymerase subunit alpha {ECO:0000256|HAMAP-Rule:MF_00059};
DE            Short=RNA polymerase subunit alpha {ECO:0000256|HAMAP-Rule:MF_00059};
GN   Name=rpoA {ECO:0000256|HAMAP-Rule:MF_00059,
GN   ECO:0000313|EMBL:AER45544.1};
OS   Podocarpus totara.
OG   Plastid; Chloroplast {ECO:0000313|EMBL:AER45544.1}.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Pinopsida; Pinidae; Conifers II; Araucariales;
OC   Podocarpaceae; Podocarpus.
OX   NCBI_TaxID=56901 {ECO:0000313|EMBL:AER45544.1};
RN   [1] {ECO:0000313|EMBL:AER45544.1}
RP   NUCLEOTIDE SEQUENCE.
RX   PubMed=22016337;
RA   Zhong B., Deusch O., Goremykin V.V., Penny D., Biggs P.J., Atherton R.A.,
RA   Nikiforova S.V., Lockhart P.J.;
RT   "Systematic error in seed plant phylogenomics.";
RL   Genome Biol. Evol. 3:1340-1348(2011).
RN   [2] {ECO:0000313|EMBL:AGE65851.1}
RP   NUCLEOTIDE SEQUENCE.
RA   Marshall C.W.;
RT   "Complete chloroplast genome of Podocarpus totara.";
RL   Submitted (DEC-2012) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: DNA-dependent RNA polymerase catalyzes the transcription of
CC       DNA into RNA using the four ribonucleoside triphosphates as substrates.
CC       {ECO:0000256|ARBA:ARBA00004026, 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: In plastids the minimal PEP RNA polymerase catalytic core is
CC       composed of four subunits: alpha, beta, beta', and beta''. When a
CC       (nuclear-encoded) sigma factor is associated with the core the
CC       holoenzyme is formed, which can initiate transcription.
CC       {ECO:0000256|HAMAP-Rule:MF_00059}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast {ECO:0000256|HAMAP-
CC       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; JN627387; AER45544.1; -; Genomic_DNA.
DR   EMBL; KC306742; AGE65851.1; -; Genomic_DNA.
DR   RefSeq; YP_007475555.1; NC_020361.1.
DR   AlphaFoldDB; G8HSW6; -.
DR   GeneID; 14658656; -.
DR   GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
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   PANTHER; PTHR32108; DNA-DIRECTED RNA POLYMERASE SUBUNIT ALPHA; 1.
DR   PANTHER; PTHR32108:SF0; DNA-DIRECTED RNA POLYMERASE SUBUNIT ALPHA; 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   Chloroplast {ECO:0000313|EMBL:AER45544.1};
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}; Plastid {ECO:0000313|EMBL:AER45544.1};
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          29..233
FT                   /note="DNA-directed RNA polymerase RpoA/D/Rpb3-type"
FT                   /evidence="ECO:0000259|SMART:SM00662"
FT   REGION          1..233
FT                   /note="Alpha N-terminal domain (alpha-NTD)"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00059"
FT   REGION          259..323
FT                   /note="Alpha C-terminal domain (alpha-CTD)"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00059"
SQ   SEQUENCE   323 AA;  37137 MW;  7E064993075368EC CRC64;
     MIQDEISVSL KRPQWKCVES REDSKRLHYG RFILYPLCKG QANTIGLGMR RALLGEVEGT
     CITRAKFKNI THEYSSIIGI EESVHDILIN LKEIVLRSDP YGIREASLCI VGPKLVIAQD
     IILPPSVRII DTMQHIATVH KNITLDIKFQ IEKGRGYIIQ NTKDYNPKDG IYLDAMFMPV
     RNTNYSIHSY WNGNEIQEVL FLEIWTNGGV TPREALYEAS RNLIELLLPF LSAEQQSIDG
     TNNPLLHIST DTNRTKEGVD FSNIFIDQLE LPTRIYNCLR NAHINTLSDL MNYSREDLRK
     ILTENYVKQI LEVLRNFGIR SIK
//
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