ID A0A2T6DFK7_9BACT Unreviewed; 337 AA.
AC A0A2T6DFK7;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 27.
DE RecName: Full=Ribonuclease {ECO:0000256|RuleBase:RU003515};
DE EC=3.1.26.4 {ECO:0000256|RuleBase:RU003515};
GN ORFNames=DB354_00205 {ECO:0000313|EMBL:PTY01214.1};
OS Opitutus sp. ER46.
OC Bacteria; Verrucomicrobiota; Opitutae; Opitutales; Opitutaceae; Opitutus.
OX NCBI_TaxID=2161864 {ECO:0000313|EMBL:PTY01214.1, ECO:0000313|Proteomes:UP000244023};
RN [1] {ECO:0000313|EMBL:PTY01214.1, ECO:0000313|Proteomes:UP000244023}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ER46 {ECO:0000313|EMBL:PTY01214.1,
RC ECO:0000313|Proteomes:UP000244023};
RA Buenger W., Mueller J., Hurek T., Reinhold-Hurek B.;
RT "Genomic and phenotypic characterization of four novel plant-associated
RT Verrucomicrobia indicate a new subdivision with one cultivated member.";
RL Submitted (MAR-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Endonuclease that specifically degrades the RNA of RNA-DNA
CC hybrids. {ECO:0000256|ARBA:ARBA00004065,
CC ECO:0000256|RuleBase:RU003515}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.4;
CC Evidence={ECO:0000256|ARBA:ARBA00000077, ECO:0000256|PROSITE-
CC ProRule:PRU01319, ECO:0000256|RuleBase:RU003515};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|PROSITE-ProRule:PRU01319};
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PROSITE-ProRule:PRU01319};
CC Note=Manganese or magnesium. Binds 1 divalent metal ion per monomer in
CC the absence of substrate. May bind a second metal ion after substrate
CC binding. {ECO:0000256|PROSITE-ProRule:PRU01319};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC -!- SIMILARITY: Belongs to the RNase HII family. RnhC subfamily.
CC {ECO:0000256|ARBA:ARBA00008378}.
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:PTY01214.1}.
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DR EMBL; QAYX01000010; PTY01214.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2T6DFK7; -.
DR InParanoid; A0A2T6DFK7; -.
DR OrthoDB; 9777935at2; -.
DR Proteomes; UP000244023; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004523; F:RNA-DNA hybrid ribonuclease activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006401; P:RNA catabolic process; IEA:UniProtKB-UniRule.
DR CDD; cd06590; RNase_HII_bacteria_HIII_like; 1.
DR Gene3D; 3.30.420.10; Ribonuclease H-like superfamily/Ribonuclease H; 1.
DR Gene3D; 3.30.310.10; TATA-Binding Protein; 1.
DR InterPro; IPR001352; RNase_HII/HIII.
DR InterPro; IPR024567; RNase_HII/HIII_dom.
DR InterPro; IPR004641; RNase_HIII.
DR InterPro; IPR012337; RNaseH-like_sf.
DR InterPro; IPR036397; RNaseH_sf.
DR InterPro; IPR012295; TBP_dom_sf.
DR NCBIfam; TIGR00716; rnhC; 1.
DR PANTHER; PTHR10954; RIBONUCLEASE H2 SUBUNIT A; 1.
DR PANTHER; PTHR10954:SF25; RIBONUCLEASE HIII; 1.
DR Pfam; PF01351; RNase_HII; 1.
DR SUPFAM; SSF53098; Ribonuclease H-like; 1.
DR PROSITE; PS51975; RNASE_H_2; 1.
PE 3: Inferred from homology;
KW Endonuclease {ECO:0000256|ARBA:ARBA00022759, ECO:0000256|PROSITE-
KW ProRule:PRU01319};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|PROSITE-
KW ProRule:PRU01319};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|PROSITE-
KW ProRule:PRU01319};
KW Nuclease {ECO:0000256|ARBA:ARBA00022722, ECO:0000256|PROSITE-
KW ProRule:PRU01319}; Reference proteome {ECO:0000313|Proteomes:UP000244023}.
FT DOMAIN 105..320
FT /note="RNase H type-2"
FT /evidence="ECO:0000259|PROSITE:PS51975"
FT BINDING 111
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01319"
FT BINDING 112
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01319"
FT BINDING 216
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01319"
SQ SEQUENCE 337 AA; 37147 MW; 8507E87363FA69EA CRC64;
MAKKPGGDED APKKIASYTV KLDDAQMETL RGILEQRGWT PFEVAYTRFA FKADHLKVNV
SAYTSGKVVI AGKGTEDFVR DVLEPEVTGA AKLGYDDVLH PDWFESHAGM DESGKGDFFG
PVVAATVIAD RVAIEGWIKA GVKDSKRIAD MQIIKLDQLI RDTPGVAVRT CFCGMPKYNE
LMGRPGANLN RLLAWQHATA LEQALATKRV PWGLLDQFTE QPLVQRELAR KNVAGFDLRM
RTKAEEDPVV AAASIVARAE FQRQMVMLSK QFGARLQKGA GPLVKEQAMQ IIQQFGARAL
GNFAKLHFRT AYEVVSAAGK LDELPLKEPA ARMEWGS
//
