ID PNP_CLAM3 Reviewed; 757 AA.
AC A5CSN9;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-JUN-2007, sequence version 1.
DT 27-NOV-2024, entry version 102.
DE RecName: Full=Polyribonucleotide nucleotidyltransferase {ECO:0000255|HAMAP-Rule:MF_01595};
DE EC=2.7.7.8 {ECO:0000255|HAMAP-Rule:MF_01595};
DE AltName: Full=Polynucleotide phosphorylase {ECO:0000255|HAMAP-Rule:MF_01595};
DE Short=PNPase {ECO:0000255|HAMAP-Rule:MF_01595};
GN Name=pnp {ECO:0000255|HAMAP-Rule:MF_01595}; OrderedLocusNames=CMM_2047;
OS Clavibacter michiganensis subsp. michiganensis (strain NCPPB 382).
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Microbacteriaceae;
OC Clavibacter.
OX NCBI_TaxID=443906;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NCPPB 382;
RX PubMed=18192381; DOI=10.1128/jb.01595-07;
RA Gartemann K.-H., Abt B., Bekel T., Burger A., Engemann J., Fluegel M.,
RA Gaigalat L., Goesmann A., Graefen I., Kalinowski J., Kaup O., Kirchner O.,
RA Krause L., Linke B., McHardy A., Meyer F., Pohle S., Rueckert C.,
RA Schneiker S., Zellermann E.-M., Puehler A., Eichenlaub R., Kaiser O.,
RA Bartels D.;
RT "The genome sequence of the tomato-pathogenic actinomycete Clavibacter
RT michiganensis subsp. michiganensis NCPPB382 reveals a large island involved
RT in pathogenicity.";
RL J. Bacteriol. 190:2138-2149(2008).
CC -!- FUNCTION: Involved in mRNA degradation. Catalyzes the phosphorolysis of
CC single-stranded polyribonucleotides processively in the 3'- to 5'-
CC direction. {ECO:0000255|HAMAP-Rule:MF_01595}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=RNA(n+1) + phosphate = RNA(n) + a ribonucleoside 5'-
CC diphosphate; 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:0000255|HAMAP-Rule:MF_01595};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01595};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01595}.
CC -!- SIMILARITY: Belongs to the polyribonucleotide nucleotidyltransferase
CC family. {ECO:0000255|HAMAP-Rule:MF_01595}.
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DR EMBL; AM711867; CAN02110.1; -; Genomic_DNA.
DR RefSeq; WP_012038734.1; NC_009480.1.
DR AlphaFoldDB; A5CSN9; -.
DR SMR; A5CSN9; -.
DR GeneID; 56886382; -.
DR KEGG; cmi:CMM_2047; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_11; -.
DR OrthoDB; 9804305at2; -.
DR Proteomes; UP000001564; Chromosome.
DR GO; GO:0005829; C:cytosol; IEA:TreeGrafter.
DR GO; GO:0000175; F:3'-5'-RNA exonuclease activity; IEA:TreeGrafter.
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; cd11364; RNase_PH_PNPase_2; 1.
DR CDD; cd04472; S1_PNPase; 1.
DR FunFam; 2.40.50.140:FF:000069; Polyribonucleotide nucleotidyltransferase; 1.
DR FunFam; 3.30.1370.10:FF:000001; Polyribonucleotide nucleotidyltransferase; 1.
DR FunFam; 3.30.230.70:FF:000001; Polyribonucleotide nucleotidyltransferase; 1.
DR FunFam; 3.30.230.70:FF:000002; Polyribonucleotide nucleotidyltransferase; 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; IPR014069; GPSI/PNP.
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; 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 NCBIfam; TIGR02696; pppGpp_PNP; 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; 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; Magnesium; Metal-binding; Nucleotidyltransferase; RNA-binding;
KW Transferase.
FT CHAIN 1..757
FT /note="Polyribonucleotide nucleotidyltransferase"
FT /id="PRO_0000329592"
FT DOMAIN 591..650
FT /note="KH"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT DOMAIN 662..734
FT /note="S1 motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT REGION 737..757
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 525
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT BINDING 531
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ SEQUENCE 757 AA; 80380 MW; DB68A6F09C72C334 CRC64;
MEGPEIKFAE AVLDNGKYGT RTVRFEAGRL AQQAQGAVAA YLDEDTMLLS ATSVGKHPKD
NFDFFPLTID VEERSYAAGK IPGSFFRREG RPSTEAILVC RLIDRPLRPS FITGLRNEVQ
VVITVLSIAP DEFYDSLAIN AASASSMLSG IPFSGPIAGV RLALIGDQWV VFPKHSQLKE
AVFDITVAGR VVTDSEGNED VAIMMVEAEA TEGAWDLIQG GATKPDEAIV AQGLEAAKPF
IQQLVAAQAS LAQQAAKPTV DYPVFLPYAQ ETYDAVSALA LDELGTVYQT ADKIERQDAD
DALKTRTKEA VAAKVEAGEL PQSALTEFSA AYKSVTKTVV RGRILRDGVR MDGRGLADIR
PLDAEVQVIP RVHGSAIFQR GETQILGVTT LNMLKMEQQI DSLSPITKKR YLHHYNFPPY
STGETGRVGS PKRREIGHGF LAERALVPVL PSREDFPYAI RQVSEALGSN GSTSMGSVCA
STLSLLNAGV PLRAPVAGIA MGLVSDTVDG QVRYAALTDI LGAEDALGDM DFKVAGTSEF
VTAIQLDTKL DGIPTSVLDG ALKQAKEART AILGVLNQAI DGPDEMAPTA PRVISVNIPV
DKIGELIGPK GKTINAIQDE TGADISIEED GTVYIGAVDG PSADAARAQV NAIANPTNPE
VGESFLGTVV KIATFGAFVS LLPGKDGLLH ISEVRKLAGG KRVENVEDVL GVGQKILVEI
TKIDDRGKLS LAPVLEETAD QEGRDAASHG SEAPAEG
//
