ID F3KMA8_9ARCH Unreviewed; 212 AA.
AC F3KMA8;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 24-JAN-2024, entry version 55.
DE RecName: Full=DNA-directed RNA polymerase subunit Rpo3 {ECO:0000256|HAMAP-Rule:MF_00320};
DE EC=2.7.7.6 {ECO:0000256|HAMAP-Rule:MF_00320};
DE AltName: Full=DNA-directed RNA polymerase subunit D {ECO:0000256|HAMAP-Rule:MF_00320};
GN Name=rpo3 {ECO:0000256|HAMAP-Rule:MF_00320};
GN Synonyms=rpoD {ECO:0000256|HAMAP-Rule:MF_00320};
GN ORFNames=Nlim_1655 {ECO:0000313|EMBL:EGG41497.1};
OS Candidatus Nitrosarchaeum limnium SFB1.
OC Archaea; Nitrososphaerota; Nitrososphaeria; Nitrosopumilales;
OC Nitrosopumilaceae; Nitrosarchaeum.
OX NCBI_TaxID=886738 {ECO:0000313|EMBL:EGG41497.1};
RN [1] {ECO:0000313|EMBL:EGG41497.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SFB1 {ECO:0000313|EMBL:EGG41497.1};
RX PubMed=21364937; DOI=10.1371/journal.pone.0016626;
RA Blainey P.C., Mosier A.C., Potanina A., Francis C.A., Quake S.R.;
RT "Genome of a low-salinity ammonia-oxidizing archaeon determined by single-
RT cell and metagenomic analysis.";
RL PLoS ONE 6:E16626-E16626(2011).
CC -!- FUNCTION: DNA-dependent RNA polymerase (RNAP) catalyzes the
CC transcription of DNA into RNA using the four ribonucleoside
CC triphosphates as substrates. {ECO:0000256|HAMAP-Rule:MF_00320}.
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|HAMAP-Rule:MF_00320};
CC -!- SUBUNIT: Part of the RNA polymerase complex. {ECO:0000256|HAMAP-
CC Rule:MF_00320}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00320}.
CC -!- SIMILARITY: Belongs to the archaeal Rpo3/eukaryotic RPB3 RNA polymerase
CC subunit family. {ECO:0000256|ARBA:ARBA00025804, ECO:0000256|HAMAP-
CC Rule:MF_00320}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00320}.
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:EGG41497.1}.
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DR EMBL; AEGP01000062; EGG41497.1; -; Genomic_DNA.
DR AlphaFoldDB; F3KMA8; -.
DR STRING; 886738.Nlim_1655; -.
DR PATRIC; fig|886738.10.peg.1793; -.
DR HOGENOM; CLU_038421_3_2_2; -.
DR Proteomes; UP000004348; Chromosome.
DR GO; GO:0005737; C:cytoplasm; 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 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_00320; RNApol_arch_Rpo3; 1.
DR InterPro; IPR001514; DNA-dir_RNA_pol_30-40kDasu_CS.
DR InterPro; IPR011262; DNA-dir_RNA_pol_insert.
DR InterPro; IPR011263; DNA-dir_RNA_pol_RpoA/D/Rpb3.
DR InterPro; IPR036603; RBP11-like.
DR InterPro; IPR022842; RNAP_Rpo3/Rpb3/RPAC1.
DR InterPro; IPR036643; RNApol_insert_sf.
DR PANTHER; PTHR11800; DNA-DIRECTED RNA POLYMERASE; 1.
DR PANTHER; PTHR11800:SF2; DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB3; 1.
DR Pfam; PF01000; RNA_pol_A_bac; 1.
DR Pfam; PF01193; RNA_pol_L; 1.
DR SMART; SM00662; RPOLD; 1.
DR SUPFAM; SSF56553; Insert subdomain of RNA polymerase alpha subunit; 1.
DR SUPFAM; SSF55257; RBP11-like subunits of RNA polymerase; 1.
DR PROSITE; PS00446; RNA_POL_D_30KD; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00320};
KW DNA-directed RNA polymerase {ECO:0000256|ARBA:ARBA00022478,
KW ECO:0000256|HAMAP-Rule:MF_00320};
KW Nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_00320};
KW Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW Rule:MF_00320}; Transferase {ECO:0000256|HAMAP-Rule:MF_00320}.
FT DOMAIN 13..206
FT /note="DNA-directed RNA polymerase RpoA/D/Rpb3-type"
FT /evidence="ECO:0000259|SMART:SM00662"
SQ SEQUENCE 212 AA; 23338 MW; E64743C4796384C5 CRC64;
MSSLEVINKD NQKISIKLKG VPLQYANALR RICLNGIPVF AIDTVDIIEN SSVLPDEGLA
HRLGLIPLQT DLSRFNEPSK CDCKSETGCS NCKVMLVLDS GDSDVTRTIL SNELTSEDES
VKPTSDKIPI VQLAAGQRIK VECYARLGRG TEHAKWNSSN ISVLTETNKE DERILTIEST
GALKPEQIVL AGVDELSNRL EEFKEIIGQL KE
//