ID Q18EX6_HALWD Unreviewed; 978 AA.
AC Q18EX6;
DT 25-JUL-2006, integrated into UniProtKB/TrEMBL.
DT 25-JUL-2006, sequence version 1.
DT 27-MAR-2024, entry version 114.
DE RecName: Full=DNA-directed RNA polymerase subunit Rpo1N {ECO:0000256|HAMAP-Rule:MF_00863};
DE EC=2.7.7.6 {ECO:0000256|HAMAP-Rule:MF_00863};
DE AltName: Full=DNA-directed RNA polymerase subunit A' {ECO:0000256|HAMAP-Rule:MF_00863};
GN Name=rpoA1 {ECO:0000256|HAMAP-Rule:MF_00863,
GN ECO:0000313|EMBL:CAJ53491.1};
GN Synonyms=rpo1N {ECO:0000256|HAMAP-Rule:MF_00863};
GN OrderedLocusNames=HQ_3394A {ECO:0000313|EMBL:CAJ53491.1};
OS Haloquadratum walsbyi (strain DSM 16790 / HBSQ001).
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Haloferacales;
OC Haloferacaceae; Haloquadratum.
OX NCBI_TaxID=362976 {ECO:0000313|EMBL:CAJ53491.1, ECO:0000313|Proteomes:UP000001975};
RN [1] {ECO:0000313|EMBL:CAJ53491.1, ECO:0000313|Proteomes:UP000001975}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 16790 / HBSQ001 {ECO:0000313|Proteomes:UP000001975};
RX PubMed=16820047; DOI=10.1186/1471-2164-7-169;
RA Bolhuis H.H., Palm P.P., Wende A.W., Falb M.M., Rampp M.M.,
RA Rodriguez-Valera F.F., Pfeiffer F.F., Oesterhelt D.D.;
RT "The genome of the square archaeon Haloquadratum walsbyi: life at the
RT limits of water activity.";
RL BMC Genomics 7:169-169(2006).
CC -!- FUNCTION: DNA-dependent RNA polymerase (RNAP) catalyzes the
CC transcription of DNA into RNA using the four ribonucleoside
CC triphosphates as substrates. Forms the clamp head domain.
CC {ECO:0000256|HAMAP-Rule:MF_00863}.
CC -!- FUNCTION: DNA-dependent RNA polymerase catalyzes the transcription of
CC DNA into RNA using the four ribonucleoside triphosphates as substrates.
CC {ECO:0000256|RuleBase:RU004279}.
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_00863, ECO:0000256|RuleBase:RU004279};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00863};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00863};
CC Note=Binds at least 2 Zn(2+) per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00863};
CC -!- SUBUNIT: Part of the RNA polymerase complex. {ECO:0000256|HAMAP-
CC Rule:MF_00863}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00863}.
CC -!- SIMILARITY: Belongs to the RNA polymerase beta' chain family.
CC {ECO:0000256|ARBA:ARBA00006460, ECO:0000256|HAMAP-Rule:MF_00863,
CC ECO:0000256|RuleBase:RU004279}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AM180088; CAJ53491.1; -; Genomic_DNA.
DR RefSeq; WP_011572588.1; NC_008212.1.
DR AlphaFoldDB; Q18EX6; -.
DR STRING; 362976.HQ_3394A; -.
DR GeneID; 4194631; -.
DR KEGG; hwa:HQ_3394A; -.
DR eggNOG; arCOG04257; Archaea.
DR HOGENOM; CLU_000487_3_1_2; -.
DR Proteomes; UP000001975; 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:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006351; P:DNA-templated transcription; IEA:UniProtKB-UniRule.
DR CDD; cd00093; HTH_XRE; 1.
DR CDD; cd02582; RNAP_archeal_A; 1.
DR Gene3D; 1.10.132.30; -; 1.
DR Gene3D; 2.40.40.20; -; 1.
DR Gene3D; 6.10.250.2940; -; 1.
DR Gene3D; 6.20.50.80; -; 1.
DR Gene3D; 3.30.1490.180; RNA polymerase ii; 1.
DR Gene3D; 4.10.860.120; RNA polymerase II, clamp domain; 2.
DR Gene3D; 1.10.274.100; RNA polymerase Rpb1, domain 3; 1.
DR HAMAP; MF_00863; RNApol_arch_Rpo1N; 1.
DR InterPro; IPR001387; Cro/C1-type_HTH.
DR InterPro; IPR045867; DNA-dir_RpoC_beta_prime.
DR InterPro; IPR000722; RNA_pol_asu.
DR InterPro; IPR006592; RNA_pol_N.
DR InterPro; IPR007080; RNA_pol_Rpb1_1.
DR InterPro; IPR007066; RNA_pol_Rpb1_3.
DR InterPro; IPR042102; RNA_pol_Rpb1_3_sf.
DR InterPro; IPR007083; RNA_pol_Rpb1_4.
DR InterPro; IPR007081; RNA_pol_Rpb1_5.
DR InterPro; IPR044893; RNA_pol_Rpb1_clamp_domain.
DR InterPro; IPR038120; Rpb1_funnel_sf.
DR InterPro; IPR012758; RPO1N.
DR NCBIfam; TIGR02390; RNA_pol_rpoA1; 1.
DR PANTHER; PTHR19376; DNA-DIRECTED RNA POLYMERASE; 1.
DR PANTHER; PTHR19376:SF37; DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB1; 1.
DR Pfam; PF04997; RNA_pol_Rpb1_1; 1.
DR Pfam; PF00623; RNA_pol_Rpb1_2; 1.
DR Pfam; PF04983; RNA_pol_Rpb1_3; 1.
DR Pfam; PF05000; RNA_pol_Rpb1_4; 1.
DR Pfam; PF04998; RNA_pol_Rpb1_5; 1.
DR SMART; SM00663; RPOLA_N; 1.
DR SUPFAM; SSF64484; beta and beta-prime subunits of DNA dependent RNA-polymerase; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00863};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|HAMAP-
KW Rule:MF_00863};
KW DNA-directed RNA polymerase {ECO:0000256|ARBA:ARBA00022478,
KW ECO:0000256|HAMAP-Rule:MF_00863};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00863};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00863};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_00863}; Reference proteome {ECO:0000313|Proteomes:UP000001975};
KW Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW Rule:MF_00863};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00863}; Zinc {ECO:0000256|HAMAP-Rule:MF_00863}.
FT DOMAIN 277..581
FT /note="RNA polymerase N-terminal"
FT /evidence="ECO:0000259|SMART:SM00663"
FT REGION 182..203
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 939..978
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 61
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 64
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 71
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 74
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 101
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 104
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 148
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 151
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 527
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 529
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
FT BINDING 531
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00863"
SQ SEQUENCE 978 AA; 108452 MW; 0D4BD42CE73C31F4 CRC64;
MSTQTPKEIG AIQFGLMDPE TYRDMSATKV ITADTYDDDG YPIDMGLMDP RLGVIDPGLE
CKTCGSHSGS CNGHFGHIEL AAPVIHVGFT KLIRRLLRST CRNCGHLALT ESEREEFREG
LQRNEELGED WTDVLKSAVR QARKTNVCPS CGETQHDIKH EKPTTYYEVQ DVLAGDYPEK
IASAMQPDPD DDSDSGLSPN SLADATGINV ERINNILSGE FRPVGEDRKE LESALDIDLT
EEDMNKLMAS DIRDWFESIP DEDIRTLGID PSRARPEWMV MTVLPVPPVT ARPSITLDNG
QRSEDDLTHK LVDIIRINQR FMENREAGAP QLIIEDLWEL LQYHVTTFID NEISGTPPAR
HRSGRPLKTL SQRLKGKEGR FRGSLSGKRV NFSARTVISP DPTLSLNEVG VPERVAREMT
QTMNVTARNV DRAQQYVRNG PEGHPGANYV KRPDGRRLKV TEKNCEELAE KIDAGWEVNR
HLIDGDIVIF NRQPSLHRMS IMAHEVVVMP YKTFRLNTVV CPPYNADFDG DEMNMHALQT
EESRAEARVL MRVQEQLLSP RFGENIIGAI QDHISGTYLL TNGNPQFSET QALDLLRATS
IDTLPPAAGQ TEDGSPYWSG RQLFSELLPD NLNLEFTSAA GDTVEIVDGE LIAGTIDENA
VGAFGGEVVD TLAKVHSKTR ARVFVNEVAS LAMRAIMHFG FSIGIDDESI PPAANEQVDE
AIEGAYDQVN EFIDVYEDGE LESLPGRTVD ETLEMKIMQQ LGKARDSAGE IAEDHFEDDN
PAVVMARSGA RGSMLNLTQM AGCVGQQAVR GERINRGYEG RTLSHYQPDD LSAEAHGFVE
NSYRGGLTPR EFFFHAMGGR EGLVDTAVRT SKSGYLQRRL INALSELEAQ YDGTVRDTSG
NVVQFEFGED GTSPVKVSSN KDTPIDVESV ADRILESEFE SDEEKAQFLG RQERPTNISE
YAGPGLDKAR NLGVESDD
//
