ID E1X0D7_HALMS Unreviewed; 709 AA.
AC E1X0D7;
DT 30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2010, sequence version 1.
DT 24-JAN-2024, entry version 73.
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=pnpA {ECO:0000313|EMBL:CBW26365.1};
GN Synonyms=pnp {ECO:0000256|HAMAP-Rule:MF_01595};
GN OrderedLocusNames=BMS_1508 {ECO:0000313|EMBL:CBW26365.1};
OS Halobacteriovorax marinus (strain ATCC BAA-682 / DSM 15412 / SJ)
OS (Bacteriovorax marinus).
OC Bacteria; Bdellovibrionota; Bacteriovoracia; Bacteriovoracales;
OC Halobacteriovoraceae; Halobacteriovorax.
OX NCBI_TaxID=862908 {ECO:0000313|EMBL:CBW26365.1, ECO:0000313|Proteomes:UP000008963};
RN [1] {ECO:0000313|Proteomes:UP000008963}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-682 / DSM 15412 / SJ
RC {ECO:0000313|Proteomes:UP000008963};
RX PubMed=22955231; DOI=10.1038/ismej.2012.90;
RA Crossman L.C., Chen H., Cerdeno-Tarraga A.M., Brooks K., Quail M.A.,
RA Pineiro S.A., Hobley L., Sockett R.E., Bentley S.D., Parkhill J.,
RA Williams H.N., Stine O.C.;
RT "A small predatory core genome in the divergent marine Bacteriovorax
RT marinus SJ and the terrestrial Bdellovibrio bacteriovorus.";
RL ISME J. 7:148-160(2013).
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; FQ312005; CBW26365.1; -; Genomic_DNA.
DR RefSeq; WP_014244148.1; NC_016620.1.
DR AlphaFoldDB; E1X0D7; -.
DR STRING; 862908.BMS_1508; -.
DR KEGG; bmx:BMS_1508; -.
DR PATRIC; fig|862908.3.peg.1437; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_7; -.
DR OMA; DEMSPNA; -.
DR Proteomes; UP000008963; 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 CDD; cd04472; S1_PNPase; 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; IPR036456; PNPase_PH_RNA-bd_sf.
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; PF01138; RNase_PH; 2.
DR Pfam; PF03725; RNase_PH_C; 2.
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; SSF46915; Polynucleotide phosphorylase/guanosine pentaphosphate synthase (PNPase/GPSI), domain 3; 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|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:UP000008963};
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 630..698
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
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 709 AA; 77060 MW; 7DC1E94CE53232B7 CRC64;
MLNDKKVYSL NYGGKEVTVE TGRLAKQADG SVLVSCNGTQ VLVTVCSAHE VKDGQDFFPL
LVEYTEKFYS AGKFVGGFLK REGRPSTSET LNARLIDRPL RPLFPEGYMF DTVVSCNVLS
YSDEGDAEVL AGLGASAALT ISDIPFNGPI GTCKVGRVDG KLVLNPSHSQ WAESDLEIAV
AASADAILMV EGEAKVVPEK EVLEAIYFGH DNIKEYVKLM EQMRSEIGRP KREFVSAAAN
ETMMSKMRSD FASGARNCIS IDDKMDRQRA VKALEKEVKN AMSEAPEAFG LTADDSFGKE
AYKGVDELLY EMMRGDILNE EKRIAGRGMT EVREIETEAN LLEHVHGSSL FTRGETQVMA
AVTIGGKHGE KMEDSIRGTE FQKFYLHYNF PPFSVGEARG VRGVGRRELG HGNLAERAVK
AVMPSEEEFA YTTRVVCEVM ESNGSSSMGS VCSASMALMD AGVPISNPVA GIAMGLITDG
ERFKVLTDIL GDEDHLGDMD FKVAGTVDGI TAIQMDIKIT GLTREIVEKS IEQAREGRLH
ILGEMAKTIS TKRAEFKDGV PRIVTVQIPV DKIGALIGPG GKNIKKLQED FDVTVEITEE
GLVKVLGTDT DILNNCVASI DLQINGPEVG SIYEAVVVTI KEYGAFVDII PGVSGLVHVS
ELSDERVKDV SEYLSEGDKV SVKVVEVDRM GRLKLSAKAV KPVEKKADK
//