ID   ORN_PSET1               Reviewed;         181 AA.
AC   Q3IG97;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   08-NOV-2005, sequence version 1.
DT   03-AUG-2022, entry version 89.
DE   RecName: Full=Oligoribonuclease {ECO:0000255|HAMAP-Rule:MF_00045};
DE            EC=3.1.15.- {ECO:0000255|HAMAP-Rule:MF_00045};
GN   Name=orn {ECO:0000255|HAMAP-Rule:MF_00045}; OrderedLocusNames=PSHAa0488;
OS   Pseudoalteromonas translucida (strain TAC 125).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Pseudoalteromonadaceae; Pseudoalteromonas.
OX   NCBI_TaxID=326442;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=TAC 125;
RX   PubMed=16169927; DOI=10.1101/gr.4126905;
RA   Medigue C., Krin E., Pascal G., Barbe V., Bernsel A., Bertin P.N.,
RA   Cheung F., Cruveiller S., D'Amico S., Duilio A., Fang G., Feller G., Ho C.,
RA   Mangenot S., Marino G., Nilsson J., Parrilli E., Rocha E.P.C., Rouy Z.,
RA   Sekowska A., Tutino M.L., Vallenet D., von Heijne G., Danchin A.;
RT   "Coping with cold: the genome of the versatile marine Antarctica bacterium
RT   Pseudoalteromonas haloplanktis TAC125.";
RL   Genome Res. 15:1325-1335(2005).
CC   -!- FUNCTION: 3'-to-5' exoribonuclease specific for small
CC       oligoribonucleotides. {ECO:0000255|HAMAP-Rule:MF_00045}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00045}.
CC   -!- SIMILARITY: Belongs to the oligoribonuclease family.
CC       {ECO:0000255|HAMAP-Rule:MF_00045}.
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DR   EMBL; CR954246; CAI85584.1; -; Genomic_DNA.
DR   RefSeq; WP_011327197.1; NC_007481.1.
DR   AlphaFoldDB; Q3IG97; -.
DR   SMR; Q3IG97; -.
DR   STRING; 326442.PSHAa0488; -.
DR   EnsemblBacteria; CAI85584; CAI85584; PSHAa0488.
DR   KEGG; pha:PSHAa0488; -.
DR   PATRIC; fig|326442.8.peg.464; -.
DR   eggNOG; COG1949; Bacteria.
DR   HOGENOM; CLU_064761_2_0_6; -.
DR   OMA; AFFHYRN; -.
DR   OrthoDB; 1390327at2; -.
DR   BioCyc; PHAL326442:PSHA_RS02365-MON; -.
DR   Proteomes; UP000006843; Chromosome I.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0000175; F:3'-5'-exoribonuclease activity; IEA:InterPro.
DR   GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
DR   CDD; cd06135; Orn; 1.
DR   Gene3D; 3.30.420.10; -; 1.
DR   HAMAP; MF_00045; Oligoribonuclease; 1.
DR   InterPro; IPR013520; Exonuclease_RNaseT/DNA_pol3.
DR   InterPro; IPR022894; Oligoribonuclease.
DR   InterPro; IPR012337; RNaseH-like_sf.
DR   InterPro; IPR036397; RNaseH_sf.
DR   PANTHER; PTHR11046; PTHR11046; 1.
DR   Pfam; PF00929; RNase_T; 1.
DR   SMART; SM00479; EXOIII; 1.
DR   SUPFAM; SSF53098; SSF53098; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Exonuclease; Hydrolase; Nuclease; Reference proteome.
FT   CHAIN           1..181
FT                   /note="Oligoribonuclease"
FT                   /id="PRO_1000004274"
FT   DOMAIN          8..171
FT                   /note="Exonuclease"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00045"
FT   ACT_SITE        129
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00045"
SQ   SEQUENCE   181 AA;  20745 MW;  8BC3FE3CF9F1B15F CRC64;
     MNINKSNLIW LDLEMTGLEP ETDKILEIAT VVTDADLNIL AEGPTIAIHQ SNELLDNMDE
     WCTTQHGKSG LTARCKASTY DEAYAVEQTI AFLKQWVPAG ASPMCGNSIG QDRRFMNKYM
     RELEDFFHYR NLDVSTIKEL ARRWKPEVLA QVNKKGSHLA LDDIKDSIME LKVYREKFFN
     L