ID RNC_LISIN Reviewed; 229 AA. AC Q92AK3; DT 30-AUG-2002, integrated into UniProtKB/Swiss-Prot. DT 01-DEC-2001, sequence version 1. DT 27-MAR-2024, entry version 116. DE RecName: Full=Ribonuclease 3 {ECO:0000255|HAMAP-Rule:MF_00104}; DE EC=3.1.26.3 {ECO:0000255|HAMAP-Rule:MF_00104}; DE AltName: Full=Ribonuclease III {ECO:0000255|HAMAP-Rule:MF_00104}; DE Short=RNase III {ECO:0000255|HAMAP-Rule:MF_00104}; GN Name=rnc {ECO:0000255|HAMAP-Rule:MF_00104}; Synonyms=rncS; GN OrderedLocusNames=lin1919; OS Listeria innocua serovar 6a (strain ATCC BAA-680 / CLIP 11262). OC Bacteria; Bacillota; Bacilli; Bacillales; Listeriaceae; Listeria. OX NCBI_TaxID=272626; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC BAA-680 / CLIP 11262; RX PubMed=11679669; DOI=10.1126/science.1063447; RA Glaser P., Frangeul L., Buchrieser C., Rusniok C., Amend A., Baquero F., RA Berche P., Bloecker H., Brandt P., Chakraborty T., Charbit A., RA Chetouani F., Couve E., de Daruvar A., Dehoux P., Domann E., RA Dominguez-Bernal G., Duchaud E., Durant L., Dussurget O., Entian K.-D., RA Fsihi H., Garcia-del Portillo F., Garrido P., Gautier L., Goebel W., RA Gomez-Lopez N., Hain T., Hauf J., Jackson D., Jones L.-M., Kaerst U., RA Kreft J., Kuhn M., Kunst F., Kurapkat G., Madueno E., Maitournam A., RA Mata Vicente J., Ng E., Nedjari H., Nordsiek G., Novella S., de Pablos B., RA Perez-Diaz J.-C., Purcell R., Remmel B., Rose M., Schlueter T., Simoes N., RA Tierrez A., Vazquez-Boland J.-A., Voss H., Wehland J., Cossart P.; RT "Comparative genomics of Listeria species."; RL Science 294:849-852(2001). CC -!- FUNCTION: Digests double-stranded RNA. Involved in the processing of CC primary rRNA transcript to yield the immediate precursors to the large CC and small rRNAs (23S and 16S). Processes some mRNAs, and tRNAs when CC they are encoded in the rRNA operon. Processes pre-crRNA and tracrRNA CC of type II CRISPR loci if present in the organism. {ECO:0000255|HAMAP- CC Rule:MF_00104}. CC -!- CATALYTIC ACTIVITY: CC Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.3; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00104}; CC -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00104}; CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00104}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00104}. CC -!- SIMILARITY: Belongs to the ribonuclease III family. {ECO:0000255|HAMAP- CC Rule:MF_00104}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AL596170; CAC97149.1; -; Genomic_DNA. DR PIR; AE1672; AE1672. DR RefSeq; WP_003762908.1; NC_003212.1. DR AlphaFoldDB; Q92AK3; -. DR SMR; Q92AK3; -. DR STRING; 272626.gene:17566277; -. DR GeneID; 57124558; -. DR KEGG; lin:rncS; -. DR eggNOG; COG0571; Bacteria. DR HOGENOM; CLU_000907_1_3_9; -. DR OrthoDB; 9805026at2; -. DR Proteomes; UP000002513; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR GO; GO:0004525; F:ribonuclease III activity; IEA:UniProtKB-UniRule. DR GO; GO:0019843; F:rRNA binding; IEA:UniProtKB-KW. DR GO; GO:0006397; P:mRNA processing; IEA:UniProtKB-UniRule. DR GO; GO:0006364; P:rRNA processing; IEA:UniProtKB-UniRule. DR GO; GO:0008033; P:tRNA processing; IEA:UniProtKB-KW. DR CDD; cd10845; DSRM_RNAse_III_family; 1. DR CDD; cd00593; RIBOc; 1. DR Gene3D; 3.30.160.20; -; 1. DR Gene3D; 1.10.1520.10; Ribonuclease III domain; 1. DR HAMAP; MF_00104; RNase_III; 1. DR InterPro; IPR014720; dsRBD_dom. DR InterPro; IPR011907; RNase_III. DR InterPro; IPR000999; RNase_III_dom. DR InterPro; IPR036389; RNase_III_sf. DR NCBIfam; TIGR02191; RNaseIII; 1. DR PANTHER; PTHR11207:SF0; RIBONUCLEASE 3; 1. DR PANTHER; PTHR11207; RIBONUCLEASE III; 1. DR Pfam; PF00035; dsrm; 1. DR Pfam; PF14622; Ribonucleas_3_3; 1. DR SMART; SM00358; DSRM; 1. DR SMART; SM00535; RIBOc; 1. DR SUPFAM; SSF54768; dsRNA-binding domain-like; 1. DR SUPFAM; SSF69065; RNase III domain-like; 1. DR PROSITE; PS50137; DS_RBD; 1. DR PROSITE; PS00517; RNASE_3_1; 1. DR PROSITE; PS50142; RNASE_3_2; 1. PE 3: Inferred from homology; KW Cytoplasm; Endonuclease; Hydrolase; Magnesium; Metal-binding; KW mRNA processing; Nuclease; RNA-binding; rRNA processing; rRNA-binding; KW tRNA processing. FT CHAIN 1..229 FT /note="Ribonuclease 3" FT /id="PRO_0000180407" FT DOMAIN 4..133 FT /note="RNase III" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" FT DOMAIN 159..228 FT /note="DRBM" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" FT ACT_SITE 50 FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" FT ACT_SITE 122 FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" FT BINDING 46 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" FT BINDING 119 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" FT BINDING 122 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00104" SQ SEQUENCE 229 AA; 25932 MW; 941D48C27A41DFC4 CRC64; MNQWEELQES VGFDFQNVEL LQQAFTHSSY VNEHRRENVK DNERLEFLGD AVLELTVSDY LFNKYPDMAE GHMTKMRAAI VCEPSLVEFA EAVHFSKYVR LGKGEEKAGG RTRPALLADV FESFIGALYL DNGIDKVVKF LERVIFPKID AGAYLQTVDY KTQLQEIVQR DRDVLIEYDI LGETGPAHNK AFDAQVIVNG QVLGKGSGRT KKQAEQSAAQ FAINQLTHR //