ID   ORN_METCA               Reviewed;         181 AA.
AC   Q60BD8;
DT   15-FEB-2005, integrated into UniProtKB/Swiss-Prot.
DT   23-NOV-2004, sequence version 1.
DT   25-MAY-2022, entry version 83.
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=MCA0539;
OS   Methylococcus capsulatus (strain ATCC 33009 / NCIMB 11132 / Bath).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Methylococcales;
OC   Methylococcaceae; Methylococcus.
OX   NCBI_TaxID=243233;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 33009 / NCIMB 11132 / Bath;
RX   PubMed=15383840; DOI=10.1371/journal.pbio.0020303;
RA   Ward N.L., Larsen O., Sakwa J., Bruseth L., Khouri H.M., Durkin A.S.,
RA   Dimitrov G., Jiang L., Scanlan D., Kang K.H., Lewis M.R., Nelson K.E.,
RA   Methe B.A., Wu M., Heidelberg J.F., Paulsen I.T., Fouts D.E., Ravel J.,
RA   Tettelin H., Ren Q., Read T.D., DeBoy R.T., Seshadri R., Salzberg S.L.,
RA   Jensen H.B., Birkeland N.K., Nelson W.C., Dodson R.J., Grindhaug S.H.,
RA   Holt I.E., Eidhammer I., Jonasen I., Vanaken S., Utterback T.R.,
RA   Feldblyum T.V., Fraser C.M., Lillehaug J.R., Eisen J.A.;
RT   "Genomic insights into methanotrophy: the complete genome sequence of
RT   Methylococcus capsulatus (Bath).";
RL   PLoS Biol. 2:1616-1628(2004).
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; AE017282; AAU93271.1; -; Genomic_DNA.
DR   RefSeq; WP_010959887.1; NC_002977.6.
DR   AlphaFoldDB; Q60BD8; -.
DR   SMR; Q60BD8; -.
DR   STRING; 243233.MCA0539; -.
DR   EnsemblBacteria; AAU93271; AAU93271; MCA0539.
DR   KEGG; mca:MCA0539; -.
DR   eggNOG; COG1949; Bacteria.
DR   HOGENOM; CLU_064761_1_1_6; -.
DR   OMA; AFFHYRN; -.
DR   OrthoDB; 1390327at2; -.
DR   Proteomes; UP000006821; Chromosome.
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_0000111047"
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;  20692 MW;  F9B2D7EF5151CE8B CRC64;
     MAQDAQNLIW IDLEMTGLDP QNDAIIEIAT IVTDGQLNVL AEGPVLAIHQ PESVLDRMDD
     WNRKQHGESG LTERVRRSTI GEAEAEHLTL GFVSEWVPPN ESPICGNSIC QDRRFLARCM
     PRLEAYFHYR NLDVSTLKIL VERWAPALKE GLQKQSTHRA LDDIRESIAE LRYYRDTVLK
     I