RNH_SYNC1
ID RNH_SYNC1 Reviewed; 152 AA.
AC Q3A827;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 22-NOV-2005, sequence version 1.
DT 03-AUG-2022, entry version 97.
DE RecName: Full=Ribonuclease H {ECO:0000255|HAMAP-Rule:MF_00042};
DE Short=RNase H {ECO:0000255|HAMAP-Rule:MF_00042};
DE EC=3.1.26.4 {ECO:0000255|HAMAP-Rule:MF_00042};
GN Name=rnhA {ECO:0000255|HAMAP-Rule:MF_00042}; OrderedLocusNames=Pcar_0204;
OS Syntrophotalea carbinolica (strain DSM 2380 / NBRC 103641 / GraBd1)
OS (Pelobacter carbinolicus).
OC Bacteria; Proteobacteria; Deltaproteobacteria; Desulfuromonadales;
OC Syntrophotaleaceae; Syntrophotalea.
OX NCBI_TaxID=338963;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 2380 / NBRC 103641 / GraBd1;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Pitluck S., Chertkov O., Schmutz J., Larimer F.,
RA Land M., Kyrpides N., Ivanova N., Richardson P.;
RT "Complete sequence of Pelobacter carbinolicus DSM 2380.";
RL Submitted (OCT-2005) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Endonuclease that specifically degrades the RNA of RNA-DNA
CC hybrids. {ECO:0000255|HAMAP-Rule:MF_00042}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.4;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00042};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00042};
CC Note=Binds 1 Mg(2+) ion per subunit. May bind a second metal ion at a
CC regulatory site, or after substrate binding. {ECO:0000255|HAMAP-
CC Rule:MF_00042};
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00042}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00042}.
CC -!- SIMILARITY: Belongs to the RNase H family. {ECO:0000255|HAMAP-
CC Rule:MF_00042}.
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DR EMBL; CP000142; ABA87465.1; -; Genomic_DNA.
DR RefSeq; WP_011339865.1; NC_007498.2.
DR AlphaFoldDB; Q3A827; -.
DR SMR; Q3A827; -.
DR STRING; 338963.Pcar_0204; -.
DR PRIDE; Q3A827; -.
DR EnsemblBacteria; ABA87465; ABA87465; Pcar_0204.
DR KEGG; pca:Pcar_0204; -.
DR eggNOG; COG0328; Bacteria.
DR HOGENOM; CLU_030894_6_0_7; -.
DR OMA; MQEIEIF; -.
DR OrthoDB; 1953872at2; -.
DR Proteomes; UP000002534; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
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; cd09278; RNase_HI_prokaryote_like; 1.
DR Gene3D; 3.30.420.10; -; 1.
DR HAMAP; MF_00042; RNase_H; 1.
DR InterPro; IPR012337; RNaseH-like_sf.
DR InterPro; IPR002156; RNaseH_domain.
DR InterPro; IPR036397; RNaseH_sf.
DR InterPro; IPR022892; RNaseHI.
DR Pfam; PF00075; RNase_H; 1.
DR SUPFAM; SSF53098; SSF53098; 1.
DR PROSITE; PS50879; RNASE_H_1; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Endonuclease; Hydrolase; Magnesium; Metal-binding; Nuclease;
KW Reference proteome.
FT CHAIN 1..152
FT /note="Ribonuclease H"
FT /id="PRO_0000332643"
FT DOMAIN 4..145
FT /note="RNase H type-1"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00408"
FT BINDING 13
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042"
FT BINDING 13
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042"
FT BINDING 51
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042"
FT BINDING 73
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042"
FT BINDING 137
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042"
SQ SEQUENCE 152 AA; 16958 MW; C0A8DC13669B69CA CRC64;
MSESRSMVEI FSDGACSGNP GPGGFGTLLR CGERVRELSG FDPETTNNRM ELLGAIAGLE
ALTRPCRVRL TTDSQYVCKG MTEWIHGWQK KGWKNSKKED VANRDLWERL LVLVSKHEVS
WHWVRGHAGH AENERCDELA RQAIADGCSS VV
