ID G4R9A0_PELHB Unreviewed; 712 AA.
AC G4R9A0;
DT 14-DEC-2011, integrated into UniProtKB/TrEMBL.
DT 14-DEC-2011, sequence version 1.
DT 27-MAR-2024, entry version 65.
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 OrderedLocusNames=KKY_3448 {ECO:0000313|EMBL:AEQ53434.1};
OS Pelagibacterium halotolerans (strain DSM 22347 / JCM 15775 / CGMCC 1.7692 /
OS B2).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Devosiaceae; Pelagibacterium.
OX NCBI_TaxID=1082931 {ECO:0000313|EMBL:AEQ53434.1, ECO:0000313|Proteomes:UP000008850};
RN [1] {ECO:0000313|EMBL:AEQ53434.1, ECO:0000313|Proteomes:UP000008850}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 22347 / JCM 15775 / CGMCC 1.7692 / B2
RC {ECO:0000313|Proteomes:UP000008850};
RX PubMed=22156395; DOI=10.1128/JB.06343-11;
RA Huo Y.Y., Cheng H., Han X.F., Jiang X.W., Sun C., Zhang X.Q., Zhu X.F.,
RA Liu Y.F., Li P.F., Ni P.X., Wu M.;
RT "Complete genome sequence of Pelagibacterium halotolerans B2T.";
RL J. Bacteriol. 194:197-198(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; CP003075; AEQ53434.1; -; Genomic_DNA.
DR RefSeq; WP_014132578.1; NC_016078.1.
DR AlphaFoldDB; G4R9A0; -.
DR STRING; 1082931.KKY_3448; -.
DR KEGG; phl:KKY_3448; -.
DR PATRIC; fig|1082931.4.peg.3399; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_5; -.
DR Proteomes; UP000008850; 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; 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; 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; 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|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01595};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01595};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_01595}; Reference proteome {ECO:0000313|Proteomes:UP000008850};
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 626..694
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT BINDING 490
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
FT BINDING 496
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
SQ SEQUENCE 712 AA; 77184 MW; 70D8048047729C3C CRC64;
MTINFDHHKV ELDWGGQPLT LETGKVARQA DGAVLATLGE TVVLATVVSA KTPKAGIDFF
PLTVNYQEKY FAAGKIPGGY FKREGRPTEA ETLTSRLIDR PIRPLFPAGY KNETQVIITV
LQHDMENEPD VLAMVAASAA LTISGVPFMG PIGAARVGYI DGEYVLNTPL DKKGDSKLDL
VMAGTADAVL MVESEAKELS EDVMLGAVMF GHSQSQKVID AIIKLAELAA KEPREFEPAD
MSALEGEMLA LIETELRDAY KNTDKMARYD AVDAVKAKVK AHFIPEEGEA AYTPEQVGAV
FKSLQAKVVR WNILDTKTRI DGRDLETVRP IVSEVGVLPR THGSAIFTRG ETQALVVATL
GTADDEQFID SLEGTYKQNF LLHYNFPPYS VGEAGRMGSP GRREIGHGKL AWRAINPVRP
TAEEFPYTLR VVSEITESNG SSSMATVCGT SLALMDAGVP MKKAVAGIAM GLILEGEKFA
VLSDILGDED HLGDMDFKVA GTHDGVTSLQ MDIKIAGITE EIMKIALAQA KDGRKHILGE
MAKAIDTARS EVGEFAPRIE TLKIPTDKIR EVIGTGGKVI REIVEKTGAK INIEDDGTVK
VSSSDGKQID AAIKWIKSIT DEPEVGEIYQ GTVVKTADFG AFVNFFGAKD GLVHISQLAE
ERVGKTTDVV KEGDKVWVKL LGFDERGKVR LSMKVVDQET GKEKTREEAD AE
//
