ID A0A255T4C4_9BACT Unreviewed; 153 AA.
AC A0A255T4C4;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 24-JAN-2024, entry version 17.
DE RecName: Full=Ribonuclease H {ECO:0000256|PIRNR:PIRNR037839};
DE EC=3.1.26.4 {ECO:0000256|PIRNR:PIRNR037839};
GN ORFNames=CIK99_00320 {ECO:0000313|EMBL:OYP60058.1};
OS Prevotella sp. P5-92.
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Prevotellaceae;
OC Prevotella.
OX NCBI_TaxID=2024222 {ECO:0000313|EMBL:OYP60058.1, ECO:0000313|Proteomes:UP000216769};
RN [1] {ECO:0000313|EMBL:OYP60058.1, ECO:0000313|Proteomes:UP000216769}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=P5-92 {ECO:0000313|EMBL:OYP60058.1,
RC ECO:0000313|Proteomes:UP000216769};
RA Accetto T., Nograsek B., Avgustin G.;
RT "Comparative genomics of non-oral Prevotella species.";
RL Submitted (AUG-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Endonuclease that specifically degrades the RNA of RNA-DNA
CC hybrids. {ECO:0000256|PIRNR:PIRNR037839}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.4;
CC Evidence={ECO:0000256|PIRNR:PIRNR037839};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|PIRSR:PIRSR037839-1};
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR037839-1};
CC Note=Binds 2 metal ions per subunit. Manganese or magnesium.
CC {ECO:0000256|PIRSR:PIRSR037839-1};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|PIRNR:PIRNR037839}.
CC -!- SIMILARITY: Belongs to the RNase H family.
CC {ECO:0000256|PIRNR:PIRNR037839}.
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:OYP60058.1}.
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DR EMBL; NPJG01000001; OYP60058.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A255T4C4; -.
DR OrthoDB; 9811552at2; -.
DR Proteomes; UP000216769; 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:0003676; F:nucleic acid binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004523; F:RNA-DNA hybrid ribonuclease activity; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.420.10; Ribonuclease H-like superfamily/Ribonuclease H; 1.
DR InterPro; IPR017290; RNase_H_bac.
DR InterPro; IPR012337; RNaseH-like_sf.
DR InterPro; IPR002156; RNaseH_domain.
DR InterPro; IPR036397; RNaseH_sf.
DR Pfam; PF00075; RNase_H; 1.
DR PIRSF; PIRSF037839; Ribonuclease_H; 1.
DR SUPFAM; SSF53098; Ribonuclease H-like; 1.
DR PROSITE; PS50879; RNASE_H_1; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|PIRNR:PIRNR037839};
KW Endonuclease {ECO:0000256|PIRNR:PIRNR037839};
KW Hydrolase {ECO:0000256|PIRNR:PIRNR037839};
KW Magnesium {ECO:0000256|PIRNR:PIRNR037839, ECO:0000256|PIRSR:PIRSR037839-1};
KW Manganese {ECO:0000256|PIRSR:PIRSR037839-1};
KW Metal-binding {ECO:0000256|PIRNR:PIRNR037839,
KW ECO:0000256|PIRSR:PIRSR037839-1}; Nuclease {ECO:0000256|PIRNR:PIRNR037839};
KW Reference proteome {ECO:0000313|Proteomes:UP000216769}.
FT DOMAIN 18..153
FT /note="RNase H type-1"
FT /evidence="ECO:0000259|PROSITE:PS50879"
FT BINDING 27
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR037839-1"
FT BINDING 64
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR037839-1"
FT BINDING 88
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR037839-1"
FT BINDING 148
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR037839-1"
SQ SEQUENCE 153 AA; 17363 MW; 6D921861BE8938D4 CRC64;
MINPPDYRHD TVLPLPMEVT ADAWAVDAAC SGNPGPMEYQ CIDLATGAQV FHFGPLHGTN
NIGEFLAIVH ALALLDKMGN TTKTIYSDSY NAMLWVSKRQ CKTKLERTPQ TEQLYQIVAR
AERWLQTHRY QNPIIKWDTK SWGEVPADFG RKK
//
