ID I2F1Y1_9BACT Unreviewed; 730 AA.
AC I2F1Y1;
DT 11-JUL-2012, integrated into UniProtKB/TrEMBL.
DT 11-JUL-2012, sequence version 1.
DT 24-JAN-2024, entry version 67.
DE RecName: Full=Polyribonucleotide nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_01595};
DE EC=2.7.7.8 {ECO:0000256|HAMAP-Rule:MF_01595};
DE AltName: Full=Polynucleotide phosphorylase {ECO:0000256|HAMAP-Rule:MF_01595};
DE Short=PNPase {ECO:0000256|HAMAP-Rule:MF_01595};
GN Name=pnp {ECO:0000256|HAMAP-Rule:MF_01595};
GN ORFNames=Theba_0199 {ECO:0000313|EMBL:AFK05934.1};
OS Mesotoga prima MesG1.Ag.4.2.
OC Bacteria; Thermotogota; Thermotogae; Kosmotogales; Kosmotogaceae; Mesotoga.
OX NCBI_TaxID=660470 {ECO:0000313|EMBL:AFK05934.1, ECO:0000313|Proteomes:UP000002881};
RN [1] {ECO:0000313|EMBL:AFK05934.1, ECO:0000313|Proteomes:UP000002881}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=mesG1.Ag.4.2 {ECO:0000313|Proteomes:UP000002881};
RX PubMed=22798451;
RA Zhaxybayeva O., Swithers K.S., Foght J., Green A.G., Bruce D., Detter C.,
RA Han S., Teshima H., Han J., Woyke T., Pitluck S., Nolan M., Ivanova N.,
RA Pati A., Land M.L., Dlutek M., Doolittle W.F., Noll K.M., Nesbo C.L.;
RT "Genome Sequence of the Mesophilic Thermotogales Bacterium Mesotoga prima
RT MesG1.Ag.4.2 Reveals the Largest Thermotogales Genome To Date.";
RL Genome Biol. Evol. 4:700-708(2012).
CC -!- FUNCTION: Involved in mRNA degradation. Catalyzes the phosphorolysis of
CC single-stranded polyribonucleotides processively in the 3'- to 5'-
CC direction. {ECO:0000256|HAMAP-Rule:MF_01595}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=phosphate + RNA(n+1) = a ribonucleoside 5'-diphosphate +
CC RNA(n); Xref=Rhea:RHEA:22096, Rhea:RHEA-COMP:14527, Rhea:RHEA-
CC COMP:17342, ChEBI:CHEBI:43474, ChEBI:CHEBI:57930, ChEBI:CHEBI:140395;
CC EC=2.7.7.8; Evidence={ECO:0000256|HAMAP-Rule:MF_01595};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01595};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01595}.
CC -!- SIMILARITY: Belongs to the polyribonucleotide nucleotidyltransferase
CC family. {ECO:0000256|ARBA:ARBA00007404, ECO:0000256|HAMAP-
CC Rule:MF_01595}.
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DR EMBL; CP003532; AFK05934.1; -; Genomic_DNA.
DR RefSeq; WP_014730098.1; NC_017934.1.
DR AlphaFoldDB; I2F1Y1; -.
DR STRING; 660470.Theba_0199; -.
DR KEGG; mpg:Theba_0199; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_0; -.
DR Proteomes; UP000002881; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004654; F:polyribonucleotide nucleotidyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006402; P:mRNA catabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006396; P:RNA processing; IEA:InterPro.
DR CDD; cd02393; KH-I_PNPase; 1.
DR CDD; cd11363; RNase_PH_PNPase_1; 1.
DR CDD; cd11364; RNase_PH_PNPase_2; 1.
DR Gene3D; 3.30.230.70; GHMP Kinase, N-terminal domain; 2.
DR Gene3D; 3.30.1370.10; K Homology domain, type 1; 1.
DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR HAMAP; MF_01595; PNPase; 1.
DR InterPro; IPR001247; ExoRNase_PH_dom1.
DR InterPro; IPR015847; ExoRNase_PH_dom2.
DR InterPro; IPR036345; ExoRNase_PH_dom2_sf.
DR InterPro; IPR004087; KH_dom.
DR InterPro; IPR004088; KH_dom_type_1.
DR InterPro; IPR036612; KH_dom_type_1_sf.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR012162; PNPase.
DR InterPro; IPR027408; PNPase/RNase_PH_dom_sf.
DR InterPro; IPR015848; PNPase_PH_RNA-bd_bac/org-type.
DR InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR InterPro; IPR003029; S1_domain.
DR NCBIfam; TIGR03591; polynuc_phos; 1.
DR PANTHER; PTHR11252; POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE; 1.
DR PANTHER; PTHR11252:SF0; POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE 1, MITOCHONDRIAL; 1.
DR Pfam; PF00013; KH_1; 1.
DR Pfam; PF03726; PNPase; 1.
DR Pfam; PF01138; RNase_PH; 2.
DR Pfam; PF03725; RNase_PH_C; 1.
DR Pfam; PF00575; S1; 1.
DR PIRSF; PIRSF005499; PNPase; 1.
DR SMART; SM00322; KH; 1.
DR SMART; SM00316; S1; 1.
DR SUPFAM; SSF54791; Eukaryotic type KH-domain (KH-domain type I); 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR SUPFAM; SSF55666; Ribonuclease PH domain 2-like; 2.
DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 2.
DR PROSITE; PS50084; KH_TYPE_1; 1.
DR PROSITE; PS50126; S1; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01595};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_01595};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01595};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_01595}; Reference proteome {ECO:0000313|Proteomes:UP000002881};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_01595};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01595}.
FT DOMAIN 631..698
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT REGION 702..730
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 494
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
FT BINDING 500
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
SQ SEQUENCE 730 AA; 81245 MW; 3F19853C70D65223 CRC64;
MSYRRWEREF FGQKLVIENG KMAKQADGAV VLRYADSVLL TTVNGNEQAV PGTDFLPLTV
EYQEKFYAAG KIPGGFLKRE SRPSDNAVLS ARIIDRPIRP LFPDGMRNEI QVIVTVLSAD
PDNPPDIWGI MASSLVLNIS PIPFEGIVAG VQVGYVDGKY VVFPSADELE RSELDIVVAG
TEDAVAMVEG EAKEVSEEVM VGALEAAHEA IKSLVAFQKE IISEFQTEKW ELEIPAAPEG
FLESFDTLVD RNKLAEIMLT PGKKNKDKAL KTYRDELIEQ FIGKAKETWS EEEIEDNIGF
VKDFYHDIEK KVMRRRVIEE DVRMDGRKHN EIRPINIELD LLPRAHGSAL FTRGETQSLG
IVTLGATMDE QIVDTMFEEG SKSFMLHYNF PPFSTGEVKR LRGPGRREIG HGHLAERSLK
NIVPNGESFP YTIRVVSEVL ESNGSSSMAT VCSGSLSLMA AGVPMEKHVA GVAMGMIQEP
EKTVVLTDIL GNEDHMGDMD FKVTGTRDGI TAFQMDVKVS GVSSEIMTKA LEQARLARLK
ILDLMYEAIP EPRKFVSDYA PIIRTINLPY EKIGEIIGPG GKVIKKLSSE YDSTIFIDDE
RSQAKIVGSN REKLDQLEKV IDAIISEVKP GQLFEGKISR AEAYGFFVEI APGKTGLLHI
SKMGASGKDF LREHKVGDTI AVEVAGTDQM GKISLKLEGV EVKEDSKRDN KRPYHRNDRN
DRNRGDRNRK
//
