ID A0A429ZKW2_9ENTE Unreviewed; 305 AA.
AC A0A429ZKW2;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 16.
DE RecName: Full=Ribonuclease HIII {ECO:0000256|HAMAP-Rule:MF_00053};
DE Short=RNase HIII {ECO:0000256|HAMAP-Rule:MF_00053};
DE EC=3.1.26.4 {ECO:0000256|HAMAP-Rule:MF_00053};
GN Name=rnhC {ECO:0000256|HAMAP-Rule:MF_00053};
GN ORFNames=CBF35_10205 {ECO:0000313|EMBL:RST94334.1};
OS Vagococcus salmoninarum.
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Enterococcaceae; Vagococcus.
OX NCBI_TaxID=2739 {ECO:0000313|EMBL:RST94334.1, ECO:0000313|Proteomes:UP000287239};
RN [1] {ECO:0000313|EMBL:RST94334.1, ECO:0000313|Proteomes:UP000287239}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NCFB 2777 {ECO:0000313|EMBL:RST94334.1,
RC ECO:0000313|Proteomes:UP000287239};
RA Gulvik C.A.;
RT "Vagococcus spp. assemblies.";
RL Submitted (MAY-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Endonuclease that specifically degrades the RNA of RNA-DNA
CC hybrids. {ECO:0000256|ARBA:ARBA00004065, ECO:0000256|HAMAP-
CC Rule:MF_00053}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.4;
CC Evidence={ECO:0000256|ARBA:ARBA00000077, ECO:0000256|HAMAP-
CC Rule:MF_00053, ECO:0000256|PROSITE-ProRule:PRU01319};
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|HAMAP-Rule:MF_00053,
CC ECO:0000256|PROSITE-ProRule:PRU01319};
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00053,
CC 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|HAMAP-Rule:MF_00053, ECO:0000256|PROSITE-
CC ProRule:PRU01319};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00053}.
CC -!- SIMILARITY: Belongs to the RNase HII family. RnhC subfamily.
CC {ECO:0000256|ARBA:ARBA00008378, ECO:0000256|HAMAP-Rule:MF_00053}.
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:RST94334.1}.
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DR EMBL; NGJU01000015; RST94334.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A429ZKW2; -.
DR OrthoDB; 9777935at2; -.
DR Proteomes; UP000287239; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
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 CDD; cd14796; RNAse_HIII_N; 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 HAMAP; MF_00053; RNase_HIII; 1.
DR InterPro; IPR001352; RNase_HII/HIII.
DR InterPro; IPR024567; RNase_HII/HIII_dom.
DR InterPro; IPR004641; RNase_HIII.
DR InterPro; IPR024568; RNase_HIII_N.
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; PF11858; DUF3378; 1.
DR Pfam; PF01351; RNase_HII; 1.
DR PIRSF; PIRSF037748; RnhC; 1.
DR SUPFAM; SSF53098; Ribonuclease H-like; 1.
DR PROSITE; PS51975; RNASE_H_2; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00053};
KW Endonuclease {ECO:0000256|ARBA:ARBA00022759, ECO:0000256|HAMAP-
KW Rule:MF_00053};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00053};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00053};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00053};
KW Nuclease {ECO:0000256|ARBA:ARBA00022722, ECO:0000256|HAMAP-Rule:MF_00053};
KW Reference proteome {ECO:0000313|Proteomes:UP000287239}.
FT DOMAIN 91..305
FT /note="RNase H type-2"
FT /evidence="ECO:0000259|PROSITE:PS51975"
FT BINDING 97
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00053,
FT ECO:0000256|PROSITE-ProRule:PRU01319"
FT BINDING 98
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00053,
FT ECO:0000256|PROSITE-ProRule:PRU01319"
FT BINDING 201
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00053,
FT ECO:0000256|PROSITE-ProRule:PRU01319"
SQ SEQUENCE 305 AA; 33273 MW; 755B7767DC1B0908 CRC64;
MSNSTIIKVT PATISKMKKH YQKQLKSKTP PYAEFSAKVG NLTITAYTSG KVMFQGANAE
SEATIWGDLS ETPTKKAAAS ASSLPKGFAS WSAIGSDEVG NGSYFGPVVV CATYVEKSKM
PLLKELGVKD SKELTDQQIQ AIAKDVRQAV PYRELIVNPT KYNQIQPEYN VNRMKVALHN
QAIYLLLEDL APLKPEGILI DQFTPEANYR KHLAREAKQV TEKMYFATKG ESHHLAVAAA
SIICRARFLD ELALASKELG LTVPSGAGPK SDLVGAKLLK RGGMALLGKY AKLHFANTQK
AQKKL
//
