RPB2_ASFP4
ID RPB2_ASFP4 Reviewed; 1242 AA.
AC P0C8K4;
DT 16-DEC-2008, integrated into UniProtKB/Swiss-Prot.
DT 16-DEC-2008, sequence version 1.
DT 03-AUG-2022, entry version 46.
DE RecName: Full=DNA-directed RNA polymerase RPB2 homolog {ECO:0000250|UniProtKB:P42487};
DE Short=RPB2 homolog {ECO:0000305};
DE EC=2.7.7.6;
GN OrderedLocusNames=Pret-065;
OS African swine fever virus (isolate Tick/South Africa/Pretoriuskop Pr4/1996)
OS (ASFV).
OC Viruses; Varidnaviria; Bamfordvirae; Nucleocytoviricota; Pokkesviricetes;
OC Asfuvirales; Asfarviridae; Asfivirus.
OX NCBI_TaxID=561443;
OH NCBI_TaxID=6937; Ornithodoros (relapsing fever ticks).
OH NCBI_TaxID=85517; Phacochoerus aethiopicus (Warthog).
OH NCBI_TaxID=41426; Phacochoerus africanus (Warthog).
OH NCBI_TaxID=273792; Potamochoerus larvatus (Bushpig).
OH NCBI_TaxID=9823; Sus scrofa (Pig).
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Kutish G.F., Rock D.L.;
RT "African swine fever virus genomes.";
RL Submitted (MAR-2003) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalytic component of the DNA-directed RNA polymerase (RNAP)
CC that catalyzes the transcription in the cytoplasm of viral DNA into RNA
CC using the four ribonucleoside triphosphates as substrates (By
CC similarity). Forms the polymerase active center together with RPB1 (By
CC similarity). Part of the core element with the central large cleft, the
CC clamp element that moves to open and close the cleft and the jaws that
CC are thought to grab the incoming DNA template (By similarity).
CC {ECO:0000250|UniProtKB:P30876}.
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;
CC -!- SUBUNIT: Part of the viral DNA-directed RNA polymerase that consists of
CC 8 polII-like subunits (RPB1, RPB2, RPB3, RPB5, RPB6, RPB7, RPB9,
CC RPB10), a capping enzyme and a termination factor.
CC {ECO:0000250|UniProtKB:P42487}.
CC -!- SUBCELLULAR LOCATION: Host cytoplasm {ECO:0000305}. Virion
CC {ECO:0000250|UniProtKB:P42487}. Note=Found in association with viral
CC nucleoid. {ECO:0000250|UniProtKB:P42487}.
CC -!- INDUCTION: Expressed in the late phase of the viral replicative cycle.
CC {ECO:0000305}.
CC -!- MISCELLANEOUS: The binding of ribonucleoside triphosphate to the RNA
CC polymerase transcribing complex probably involves a two-step mechanism.
CC The initial binding seems to occur at the entry (E) site and involves a
CC magnesium ion coordinated by three conserved aspartate residues of the
CC two largest RNA Pol subunits. {ECO:0000250|UniProtKB:P30876}.
CC -!- SIMILARITY: Belongs to the RNA polymerase beta chain family.
CC {ECO:0000305}.
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DR EMBL; AY261363; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR SMR; P0C8K4; -.
DR Proteomes; UP000000859; Genome.
DR GO; GO:0000428; C:DNA-directed RNA polymerase complex; IEA:UniProtKB-KW.
DR GO; GO:0030430; C:host cell cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR GO; GO:0003899; F:DNA-directed 5'-3' RNA polymerase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0032549; F:ribonucleoside binding; IEA:InterPro.
DR GO; GO:0006351; P:transcription, DNA-templated; IEA:InterPro.
DR GO; GO:0019083; P:viral transcription; IEA:UniProtKB-KW.
DR Gene3D; 2.40.270.10; -; 1.
DR Gene3D; 2.40.50.150; -; 1.
DR Gene3D; 3.90.1110.10; -; 1.
DR InterPro; IPR015712; DNA-dir_RNA_pol_su2.
DR InterPro; IPR007120; DNA-dir_RNAP_su2_dom.
DR InterPro; IPR037033; DNA-dir_RNAP_su2_hyb_sf.
DR InterPro; IPR007121; RNA_pol_bsu_CS.
DR InterPro; IPR007644; RNA_pol_bsu_protrusion.
DR InterPro; IPR007642; RNA_pol_Rpb2_2.
DR InterPro; IPR037034; RNA_pol_Rpb2_2_sf.
DR InterPro; IPR007645; RNA_pol_Rpb2_3.
DR InterPro; IPR007646; RNA_pol_Rpb2_4.
DR InterPro; IPR007641; RNA_pol_Rpb2_7.
DR InterPro; IPR014724; RNA_pol_RPB2_OB-fold.
DR PANTHER; PTHR20856; PTHR20856; 1.
DR Pfam; PF04563; RNA_pol_Rpb2_1; 1.
DR Pfam; PF04561; RNA_pol_Rpb2_2; 1.
DR Pfam; PF04565; RNA_pol_Rpb2_3; 1.
DR Pfam; PF04566; RNA_pol_Rpb2_4; 1.
DR Pfam; PF00562; RNA_pol_Rpb2_6; 1.
DR Pfam; PF04560; RNA_pol_Rpb2_7; 1.
DR PROSITE; PS01166; RNA_POL_BETA; 1.
PE 3: Inferred from homology;
KW DNA-directed RNA polymerase; Host cytoplasm; Late protein; Metal-binding;
KW Nucleotidyltransferase; Transcription; Transferase; Viral transcription;
KW Virion; Zinc; Zinc-finger.
FT CHAIN 1..1242
FT /note="DNA-directed RNA polymerase RPB2 homolog"
FT /id="PRO_0000355627"
FT ZN_FING 1180..1201
FT /note="C4-type"
SQ SEQUENCE 1242 AA; 139864 MW; 10E23F427C1CA48E CRC64;
MEPLRPQITY GPIETVDNEE LTEADMLSFI SAAVNSTGLI GYNIKSFDDL MDNGIPQIVK
QMFNVDITYK DQRDHTEIDK LRESVQIQFN FTDVNIERPQ HRNYSQGNKI NLLPNKARLC
GLSYSGPVNL AAEVILTAHY SNGRQEVKRA SIPPFQVSTF PIMRGSNRCH THHLSKTAKK
EIGEDPNEPG GYFIARGGEW VVDLLENIRF NTLHIHYHTM QQGNNEIIRG EFISQPGGAF
ENSSQIIIRY MTTGAITIEI NSTKFSKLRI PWYLIFRMFG MTGDDSIIEQ VVFDLESNSL
VNTFMIEILE KSIHVLDPIF QPVQHELNRE KIIQFLSEKV SKFVSNPSAY KSDENAVQYL
NERQLTILDK ILLPHMGQTA DTRVRKLRFL GLLIHKILLV IMNVFPPTDR DSYRTKRVHG
SGVSLAKAFK AIFNTSVIAP IINGFKELLK QTAFEELTQR NIIEAFSAAL SKNTASDLNR
SMEQSIISGN KTIMVRQRPI VNRVSTQSLE RKNLLNTISA LRTVNTHNTT NASKQTERAD
MMRRVHASYP GYICVAQSAD TGEKVGMSKQ LAITANVCTA GEVLSLKQRL LSDPAIQQLA
DVSNKDIVRK GLARVFINGE WIGCCTNAFE LAQRYRMLRR EGKIVHPHTT IYWDSMVDEV
EFWLDVGRLT RPLLIVDNNI EKYNQACYKA AEARKKGDKD WEKHKIPFVQ NTRFTSQMAK
DILAGTLTLE DLVAQGICEF ITPEEAENCL VAFSIIELRK HKHDVTRRFT HVDVPQAILG
LAALVSPYAN CTQPARVTYE TNQGRQTGGW YCFSWPYRVD MNRFFQFYNE MPLVKTIAHN
YVIPNGLNTI VAYMIYGGYN QEDSVIVSQS FIDRGGFAGT FYREEKVELE SDIESFGKPD
PLITKNLKPG ANYEKLVDGF VPVGTVVKKG DIIIGKVAKI RGEKDELNKY IDRSVMYGFD
EPAVVDAVMR PHGPNDEIFG LMRLRYERNL NIGDKMSSRS GNKGIAALAL PTSDMPFTED
GLQPDLIVNP HSHPSRMTNG QMIETTVGLA NALQGVVTDG TAFLPINVQL LSERLAQEGL
RFNGCQKMFN GQTGEYFDAA IFIGPTYHQR LQKFVLDDRY AVASYGPTDA LTGQPLDGKR
SHGGLRLGEM EHWVLTAQGA MQTIIEKSHD DSDGCISYVC RNCGEPAIYN ASHPIYKCMN
CDVQADIGMV DSRRSSIVFQ HEMRAANVNI TSVLSPRVFQ PA