ID I0QSY5_9GAMM Unreviewed; 226 AA.
AC I0QSY5;
DT 13-JUN-2012, integrated into UniProtKB/TrEMBL.
DT 13-JUN-2012, sequence version 1.
DT 24-JAN-2024, entry version 59.
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 ECO:0000313|EMBL:EIC84408.1};
GN ORFNames=SPM24T3_12019 {ECO:0000313|EMBL:EIC84408.1};
OS Serratia sp. M24T3.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Yersiniaceae; Serratia.
OX NCBI_TaxID=932213 {ECO:0000313|EMBL:EIC84408.1, ECO:0000313|Proteomes:UP000011072};
RN [1] {ECO:0000313|EMBL:EIC84408.1, ECO:0000313|Proteomes:UP000011072}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M24T3 {ECO:0000313|EMBL:EIC84408.1,
RC ECO:0000313|Proteomes:UP000011072};
RX PubMed=22740681; DOI=10.1128/JB.00670-12;
RA Proenca D.N., Espirito Santo C., Grass G., Morais P.V.;
RT "Draft Genome Sequence of Serratia sp. Strain M24T3, Isolated from Pinewood
RT Disease Nematode Bursaphelenchus xylophilus.";
RL J. Bacteriol. 194:3764-3764(2012).
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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EIC84408.1}.
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DR EMBL; AJHJ01000012; EIC84408.1; -; Genomic_DNA.
DR RefSeq; WP_009637006.1; NZ_AJHJ01000012.1.
DR AlphaFoldDB; I0QSY5; -.
DR STRING; 932213.SPM24T3_12019; -.
DR PATRIC; fig|932213.3.peg.2434; -.
DR eggNOG; COG0571; Bacteria.
DR OrthoDB; 9805026at2; -.
DR Proteomes; UP000011072; Unassembled WGS sequence.
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 {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 6..128
FT /note="RNase III"
FT /evidence="ECO:0000259|PROSITE:PS50142"
FT DOMAIN 155..225
FT /note="DRBM"
FT /evidence="ECO:0000259|PROSITE:PS50137"
FT ACT_SITE 45
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT ACT_SITE 117
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT BINDING 41
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00104"
FT BINDING 114
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"
SQ SEQUENCE 226 AA; 25552 MW; 4F0DC84C33A00CA9 CRC64;
MNPIVINRLQ RKLGYTFQQQ ELLLQALTHR SASSKHNERL EFLGDSILSF VIANALYHRF
PRVDEGDMSR MRATLVRGNT LAEMAREFDL GECLRLGPGE LKSGGFRRES ILADTVEALI
GGVFLDSDIQ NVERLILEWY RSRLDEISPG DKQKDPKTRL QEFLQGRHLP LPSYLVVQVR
GEAHDQEFTI HCQVSGLSQP VVGTGSSRRK AEQAAAEQAL IQLELE
//