ID C7NGM0_KYTSD Unreviewed; 228 AA.
AC C7NGM0;
DT 13-OCT-2009, integrated into UniProtKB/TrEMBL.
DT 13-OCT-2009, sequence version 1.
DT 27-MAR-2024, entry version 81.
DE RecName: Full=Ribonuclease 3 {ECO:0000256|HAMAP-Rule:MF_00104};
DE EC=3.1.26.3 {ECO:0000256|HAMAP-Rule:MF_00104};
DE AltName: Full=Ribonuclease III {ECO:0000256|HAMAP-Rule:MF_00104};
DE Short=RNase III {ECO:0000256|HAMAP-Rule:MF_00104};
GN Name=rnc {ECO:0000256|HAMAP-Rule:MF_00104};
GN OrderedLocusNames=Ksed_10860 {ECO:0000313|EMBL:ACV06128.1};
OS Kytococcus sedentarius (strain ATCC 14392 / DSM 20547 / CCM 314 / 541)
OS (Micrococcus sedentarius).
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Kytococcaceae;
OC Kytococcus.
OX NCBI_TaxID=478801 {ECO:0000313|EMBL:ACV06128.1, ECO:0000313|Proteomes:UP000006666};
RN [1] {ECO:0000313|EMBL:ACV06128.1, ECO:0000313|Proteomes:UP000006666}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 14392 / DSM 20547 / CCM 314 / 541
RC {ECO:0000313|Proteomes:UP000006666};
RX PubMed=21304632; DOI=10.4056/sigs.761;
RA Sims D., Brettin T., Detter J.C., Han C., Lapidus A., Copeland A.,
RA Glavina Del Rio T., Nolan M., Chen F., Lucas S., Tice H., Cheng J.F.,
RA Bruce D., Goodwin L., Pitluck S., Ovchinnikova G., Pati A., Ivanova N.,
RA Mavrommatis K., Chen A., Palaniappan K., D'haeseleer P., Chain P.,
RA Bristow J., Eisen J.A., Markowitz V., Hugenholtz P., Schneider S.,
RA Goker M., Pukall R., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Kytococcus sedentarius type strain (541).";
RL Stand. Genomic Sci. 1:12-20(2009).
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:0000256|HAMAP-
CC Rule:MF_00104}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.3;
CC Evidence={ECO:0000256|ARBA:ARBA00000109, ECO:0000256|HAMAP-
CC Rule:MF_00104};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00104};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00104}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00104}.
CC -!- SIMILARITY: Belongs to the ribonuclease III family.
CC {ECO:0000256|ARBA:ARBA00010183}.
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DR EMBL; CP001686; ACV06128.1; -; Genomic_DNA.
DR AlphaFoldDB; C7NGM0; -.
DR STRING; 478801.Ksed_10860; -.
DR KEGG; kse:Ksed_10860; -.
DR eggNOG; COG0571; Bacteria.
DR HOGENOM; CLU_000907_1_2_11; -.
DR Proteomes; UP000006666; 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; PTHR14950; DICER-RELATED; 1.
DR PANTHER; PTHR14950:SF37; ENDORIBONUCLEASE DICER; 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 {ECO:0000256|HAMAP-Rule:MF_00104};
KW Endonuclease {ECO:0000256|ARBA:ARBA00022759, ECO:0000256|HAMAP-
KW Rule:MF_00104};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00104};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00104};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00104};
KW mRNA processing {ECO:0000256|ARBA:ARBA00022664, ECO:0000256|HAMAP-
KW Rule:MF_00104};
KW Nuclease {ECO:0000256|ARBA:ARBA00022722, ECO:0000256|HAMAP-Rule:MF_00104};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_00104}; rRNA processing {ECO:0000256|HAMAP-Rule:MF_00104};
KW rRNA-binding {ECO:0000256|HAMAP-Rule:MF_00104};
KW tRNA processing {ECO:0000256|HAMAP-Rule:MF_00104}.
FT DOMAIN 1..131
FT /note="RNase III"
FT /evidence="ECO:0000259|PROSITE:PS50142"
FT DOMAIN 158..226
FT /note="DRBM"
FT /evidence="ECO:0000259|PROSITE:PS50137"
FT ACT_SITE 48
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT ACT_SITE 120
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT BINDING 44
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT BINDING 117
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT BINDING 120
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
SQ SEQUENCE 228 AA; 24070 MW; BB8DB76532405ECC CRC64;
MVELAARLEE VVGVPVDADL LLQAVTHRSF SYENDDAPHN ERLEFLGDSV LGLVVTNHLY
RANPDLPEGE LAKLRSAVVS ARALGGEAGR LDLGDYFRLG RGEENSGGRA KNSILADGVE
AVIGAVYLSS GLDAATTVVH HLLDELMEQS QTMGAALDWK TSLQELGSAR GLGLPEYRIT
DSGPDHAKLF EATAVLGGEE AGTGSGPTKK AAEMMAAEAA WHHLTAQG
//