ID E1ZEM3_CHLVA Unreviewed; 632 AA.
AC E1ZEM3;
DT 30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 60.
DE RecName: Full=Poly(A) polymerase {ECO:0000256|PIRNR:PIRNR018425};
DE EC=2.7.7.19 {ECO:0000256|PIRNR:PIRNR018425};
GN ORFNames=CHLNCDRAFT_23208 {ECO:0000313|EMBL:EFN55520.1};
OS Chlorella variabilis (Green alga).
OC Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Trebouxiophyceae;
OC Chlorellales; Chlorellaceae; Chlorella clade; Chlorella.
OX NCBI_TaxID=554065 {ECO:0000313|Proteomes:UP000008141};
RN [1] {ECO:0000313|EMBL:EFN55520.1, ECO:0000313|Proteomes:UP000008141}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NC64A {ECO:0000313|EMBL:EFN55520.1,
RC ECO:0000313|Proteomes:UP000008141};
RX PubMed=20852019; DOI=10.1105/tpc.110.076406;
RA Blanc G., Duncan G., Agarkova I., Borodovsky M., Gurnon J., Kuo A.,
RA Lindquist E., Lucas S., Pangilinan J., Polle J., Salamov A., Terry A.,
RA Yamada T., Dunigan D.D., Grigoriev I.V., Claverie J.M., Van Etten J.L.;
RT "The Chlorella variabilis NC64A genome reveals adaptation to
RT photosymbiosis, coevolution with viruses, and cryptic sex.";
RL Plant Cell 22:2943-2955(2010).
CC -!- FUNCTION: Polymerase that creates the 3'-poly(A) tail of mRNA's.
CC {ECO:0000256|PIRNR:PIRNR018425}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + RNA(n) = diphosphate + RNA(n)-3'-adenine ribonucleotide;
CC Xref=Rhea:RHEA:11332, Rhea:RHEA-COMP:14527, Rhea:RHEA-COMP:17347,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:140395,
CC ChEBI:CHEBI:173115; EC=2.7.7.19;
CC Evidence={ECO:0000256|PIRNR:PIRNR018425};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR018425-2};
CC Note=Binds 2 magnesium ions. Also active with manganese.
CC {ECO:0000256|PIRSR:PIRSR018425-2};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC ECO:0000256|PIRNR:PIRNR018425}.
CC -!- SIMILARITY: Belongs to the poly(A) polymerase family.
CC {ECO:0000256|ARBA:ARBA00010912, ECO:0000256|PIRNR:PIRNR018425}.
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DR EMBL; GL433844; EFN55520.1; -; Genomic_DNA.
DR RefSeq; XP_005847622.1; XM_005847560.1.
DR AlphaFoldDB; E1ZEM3; -.
DR STRING; 554065.E1ZEM3; -.
DR GeneID; 17355154; -.
DR KEGG; cvr:CHLNCDRAFT_23208; -.
DR eggNOG; KOG2245; Eukaryota.
DR InParanoid; E1ZEM3; -.
DR OMA; TEFMEVA; -.
DR OrthoDB; 1351913at2759; -.
DR Proteomes; UP000008141; Unassembled WGS sequence.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:1990817; F:poly(A) RNA polymerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006397; P:mRNA processing; IEA:UniProtKB-KW.
DR GO; GO:0031123; P:RNA 3'-end processing; IEA:InterPro.
DR CDD; cd05402; NT_PAP_TUTase; 1.
DR Gene3D; 1.10.1410.10; -; 1.
DR Gene3D; 3.30.460.10; Beta Polymerase, domain 2; 1.
DR Gene3D; 3.30.70.590; Poly(A) polymerase predicted RNA binding domain; 1.
DR InterPro; IPR043519; NT_sf.
DR InterPro; IPR011068; NuclTrfase_I-like_C.
DR InterPro; IPR007012; PolA_pol_cen_dom.
DR InterPro; IPR048840; PolA_pol_NTPase.
DR InterPro; IPR007010; PolA_pol_RNA-bd_dom.
DR InterPro; IPR014492; PolyA_polymerase.
DR PANTHER; PTHR10682; POLY A POLYMERASE; 1.
DR PANTHER; PTHR10682:SF10; POLYNUCLEOTIDE ADENYLYLTRANSFERASE; 1.
DR Pfam; PF04928; PAP_central; 1.
DR Pfam; PF20750; PAP_NTPase; 1.
DR Pfam; PF04926; PAP_RNA-bind; 2.
DR PIRSF; PIRSF018425; PolyA_polymerase; 1.
DR SUPFAM; SSF81301; Nucleotidyltransferase; 1.
DR SUPFAM; SSF55003; PAP/Archaeal CCA-adding enzyme, C-terminal domain; 1.
DR SUPFAM; SSF81631; PAP/OAS1 substrate-binding domain; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PIRNR:PIRNR018425};
KW Magnesium {ECO:0000256|PIRSR:PIRSR018425-2};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR018425-2};
KW mRNA processing {ECO:0000256|ARBA:ARBA00022664,
KW ECO:0000256|PIRNR:PIRNR018425};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR018425};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|PIRNR:PIRNR018425};
KW Reference proteome {ECO:0000313|Proteomes:UP000008141};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR018425}.
FT DOMAIN 9..201
FT /note="Poly(A) polymerase nucleotidyltransferase"
FT /evidence="ECO:0000259|Pfam:PF20750"
FT DOMAIN 206..361
FT /note="Poly(A) polymerase central"
FT /evidence="ECO:0000259|Pfam:PF04928"
FT DOMAIN 365..401
FT /note="Poly(A) polymerase RNA-binding"
FT /evidence="ECO:0000259|Pfam:PF04926"
FT DOMAIN 410..491
FT /note="Poly(A) polymerase RNA-binding"
FT /evidence="ECO:0000259|Pfam:PF04926"
FT REGION 1..23
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 403..424
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 527..562
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 579..632
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 403..417
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 590..613
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 82..84
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-1"
FT BINDING 95..97
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-1"
FT BINDING 95
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-2"
FT BINDING 95
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-2"
FT BINDING 97
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-2"
FT BINDING 97
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-2"
FT BINDING 154
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-1"
FT BINDING 154
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-2"
FT BINDING 215
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-1"
FT BINDING 224
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-1"
FT BINDING 233..234
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR018425-1"
SQ SEQUENCE 632 AA; 68554 MW; 2A353B1E606B4EEA CRC64;
MASRRPFVEP ISQAEPTPQD LKHTRDLEQH LRDQGLYESQ EEAELREVVL GRLDGLVKEW
IRGVAALRGH PPEDANAKIF TFGSYRLGVH GPGADIDTLC VGPSYATREG DFFGSEPHCL
QAMLCALPEV LALRAVTAAY VPVMEMKFCG ISIDLLYARL SVPLVREDLD IGATHTLRHC
DDQSVRSLNG CRVTDMILRE VPSVPHFRTA LRCLKLWAER RGVYSNVTGY LGGVNWAILV
AYVCKLQPCL LASPPHLGPA PCLPVPQVYS QWAWPTPIML RAIERDPSLA MPVWDPRENP
RDRTHLMPII TPAYPCMNSS YNVSECTLAV MAEEFRRGDE VCGRIMTHNG SGLTDWAQLL
EPLPFFEGFK HFLQVEVMAS SQEDFEVWEG WVHSRMRLLI KVDQQQQQQQ QQQDGGGGGS
VADPPAQQQP RCFYFMGLSK KKAMIIPQSK VDLTQPVNEF AHKVKEFEQR REGMDISVRH
LLQRQLPEWV RPAPNNGGGA PAAADGGDAA AATATAAAPA DGHDAAAAAA AAAKQQPQQL
AGSKRVSEAG EGGGPAAAKR QQTGEGVALT AAAAAVAAAA AAAAAEGATQ PPSGDTSDLQ
MEDLQQQQLG EDGQQEVEDW AEGPARAAPA AA
//
