ID RNH_GLUOX Reviewed; 150 AA. AC Q5FUH9; DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot. DT 01-MAR-2005, sequence version 1. DT 27-MAR-2024, entry version 102. 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}; GN OrderedLocusNames=GOX0177; OS Gluconobacter oxydans (strain 621H) (Gluconobacter suboxydans). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales; OC Acetobacteraceae; Gluconobacter. OX NCBI_TaxID=290633; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=621H; RX PubMed=15665824; DOI=10.1038/nbt1062; RA Prust C., Hoffmeister M., Liesegang H., Wiezer A., Fricke W.F., RA Ehrenreich A., Gottschalk G., Deppenmeier U.; RT "Complete genome sequence of the acetic acid bacterium Gluconobacter RT oxydans."; RL Nat. Biotechnol. 23:195-200(2005). 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; Evidence={ECO:0000255|HAMAP- CC 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000009; AAW59967.1; -; Genomic_DNA. DR RefSeq; WP_011251770.1; NZ_LT900338.1. DR AlphaFoldDB; Q5FUH9; -. DR SMR; Q5FUH9; -. DR STRING; 290633.GOX0177; -. DR KEGG; gox:GOX0177; -. DR eggNOG; COG0328; Bacteria. DR HOGENOM; CLU_030894_6_0_5; -. DR Proteomes; UP000006375; 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; Ribonuclease H-like superfamily/Ribonuclease H; 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 PANTHER; PTHR10642; RIBONUCLEASE H1; 1. DR PANTHER; PTHR10642:SF26; RIBONUCLEASE H1; 1. DR Pfam; PF00075; RNase_H; 1. DR SUPFAM; SSF53098; Ribonuclease H-like; 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..150 FT /note="Ribonuclease H" FT /id="PRO_0000332608" FT DOMAIN 7..148 FT /note="RNase H type-1" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00408" FT BINDING 16 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042" FT BINDING 16 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="2" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042" FT BINDING 54 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042" FT BINDING 76 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042" FT BINDING 140 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="2" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00042" SQ SEQUENCE 150 AA; 16878 MW; 05DD704AFE043CEB CRC64; MSEASGERPR VEIWTDGGCK PNPGPGGWGA LLVCRGQEKE LLGGDPETTN NRMELTAAAE ALEALKRPCI VTLHTDSEYL RNGITRWHTG WVRRKWRNAA GDPVANMDLW QRILEAAKPH EIDWLWVKGH SGDENNERVD QLATRGREEL //