ID ORN_BUCAI Reviewed; 184 AA.
AC P57637;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-2000, sequence version 1.
DT 27-MAR-2024, entry version 106.
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=BU574;
OS Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon
OS pisum symbiotic bacterium).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Buchnera.
OX NCBI_TaxID=107806;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=APS;
RX PubMed=10993077; DOI=10.1038/35024074;
RA Shigenobu S., Watanabe H., Hattori M., Sakaki Y., Ishikawa H.;
RT "Genome sequence of the endocellular bacterial symbiont of aphids Buchnera
RT sp. APS.";
RL Nature 407:81-86(2000).
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; BA000003; BAB13264.1; -; Genomic_DNA.
DR RefSeq; NP_240378.1; NC_002528.1.
DR RefSeq; WP_010896170.1; NC_002528.1.
DR AlphaFoldDB; P57637; -.
DR SMR; P57637; -.
DR STRING; 563178.BUAP5A_567; -.
DR EnsemblBacteria; BAB13264; BAB13264; BAB13264.
DR KEGG; buc:BU574; -.
DR PATRIC; fig|107806.10.peg.578; -.
DR eggNOG; COG1949; Bacteria.
DR HOGENOM; CLU_064761_2_0_6; -.
DR Proteomes; UP000001806; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000175; F:3'-5'-RNA exonuclease activity; IEA:InterPro.
DR GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
DR GO; GO:0006259; P:DNA metabolic process; IEA:UniProt.
DR CDD; cd06135; Orn; 1.
DR Gene3D; 3.30.420.10; Ribonuclease H-like superfamily/Ribonuclease H; 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; OLIGORIBONUCLEASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR11046:SF0; OLIGORIBONUCLEASE, MITOCHONDRIAL; 1.
DR Pfam; PF00929; RNase_T; 1.
DR SMART; SM00479; EXOIII; 1.
DR SUPFAM; SSF53098; Ribonuclease H-like; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Exonuclease; Hydrolase; Nuclease; Reference proteome.
FT CHAIN 1..184
FT /note="Oligoribonuclease"
FT /id="PRO_0000111022"
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 184 AA; 22213 MW; AE0A1E095328DF22 CRC64;
MKINKKNLIW IDLEMTGLNP KVHRIIEIAT LITDTNLNII AEGPVIPIYQ KKEHILVMDE
WNKRIHENNG LIKRVEKSLY NEQKAEHETI LFLKKWVPIQ VSPMCGNSIA QDRRFLFQYM
PHLENYFHYR YIDVSTIKEL AYRWNPSILD KFKKNHYHKA LEDIRESVVE LNFYKKNFLK
FKKK
//
