ID E6U4R8_ETHHY Unreviewed; 157 AA.
AC E6U4R8;
DT 08-MAR-2011, integrated into UniProtKB/TrEMBL.
DT 08-MAR-2011, sequence version 1.
DT 27-MAR-2024, entry version 64.
DE RecName: Full=Ribonuclease H {ECO:0000256|ARBA:ARBA00012180, ECO:0000256|HAMAP-Rule:MF_00042};
DE Short=RNase H {ECO:0000256|HAMAP-Rule:MF_00042};
DE EC=3.1.26.4 {ECO:0000256|ARBA:ARBA00012180, ECO:0000256|HAMAP-Rule:MF_00042};
GN Name=rnhA {ECO:0000256|HAMAP-Rule:MF_00042};
GN OrderedLocusNames=Ethha_2290 {ECO:0000313|EMBL:ADU27803.1};
OS Ethanoligenens harbinense (strain DSM 18485 / JCM 12961 / CGMCC 1.5033 /
OS YUAN-3).
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Oscillospiraceae;
OC Ethanoligenens.
OX NCBI_TaxID=663278 {ECO:0000313|EMBL:ADU27803.1, ECO:0000313|Proteomes:UP000001551};
RN [1] {ECO:0000313|EMBL:ADU27803.1, ECO:0000313|Proteomes:UP000001551}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 18485 / JCM 12961 / CGMCC 1.5033 / YUAN-3
RC {ECO:0000313|Proteomes:UP000001551};
RA Lucas S., Copeland A., Lapidus A., Cheng J.-F., Bruce D., Goodwin L.,
RA Pitluck S., Chertkov O., Misra M., Detter J.C., Han C., Tapia R., Land M.,
RA Hauser L., Jeffries C., Kyrpides N., Ivanova N., Mikhailova N., Wang A.,
RA Mouttaki H., He Z., Zhou J., Hemme C.L., Woyke T.;
RT "Complete sequence of Ethanoligenens harbinense YUAN-3.";
RL Submitted (DEC-2010) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Endonuclease that specifically degrades the RNA of RNA-DNA
CC hybrids. {ECO:0000256|HAMAP-Rule:MF_00042}.
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_00042};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|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:0000256|HAMAP-
CC Rule:MF_00042};
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245, ECO:0000256|HAMAP-
CC Rule:MF_00042}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00042}.
CC -!- SIMILARITY: Belongs to the RNase H family.
CC {ECO:0000256|ARBA:ARBA00005300, ECO:0000256|HAMAP-Rule:MF_00042}.
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DR EMBL; CP002400; ADU27803.1; -; Genomic_DNA.
DR RefSeq; WP_013486151.1; NZ_CP025286.1.
DR AlphaFoldDB; E6U4R8; -.
DR STRING; 663278.Ethha_2290; -.
DR KEGG; eha:Ethha_2290; -.
DR eggNOG; COG0328; Bacteria.
DR HOGENOM; CLU_030894_6_2_9; -.
DR Proteomes; UP000001551; 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 {ECO:0000256|HAMAP-Rule:MF_00042};
KW Endonuclease {ECO:0000256|HAMAP-Rule:MF_00042};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_00042, ECO:0000313|EMBL:ADU27803.1};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00042};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00042};
KW Nuclease {ECO:0000256|HAMAP-Rule:MF_00042};
KW Reference proteome {ECO:0000313|Proteomes:UP000001551}.
FT DOMAIN 4..146
FT /note="RNase H type-1"
FT /evidence="ECO:0000259|PROSITE:PS50879"
FT BINDING 13
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00042"
FT BINDING 13
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00042"
FT BINDING 51
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00042"
FT BINDING 73
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00042"
FT BINDING 138
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00042"
SQ SEQUENCE 157 AA; 17212 MW; F60CB26D31B65B7A CRC64;
MEQTHKHVEI FSDGACRGNP GPGGYGVILR FGGHEKELSE GFAETTNNRM ELSGAIAGLS
CLKEPCDVTL YSDSQYVVNG VEKGWAKKWR ANGWRKSDKS PALNADLWEK LLELLELHNV
RIVWVKGHAG HPENERCDAL AVEAALRFQQ GPAKGGA
//
