ProRule PRU01319
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PURL: https://purl.expasy.org/prosite/rule/PRU01319
General rule information
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| Accession | PRU01319 |
| Dates | 05-MAY-2021 (Created)
19-NOV-2022 (Last updated, Version 5) |
| Data class | Domain; |
| Predictors |
PROSITE; PS51975; RNASE_H_2 |
Name | RNase H type-2 domain |
| Function | Ribonuclease H (RNase H) (EC 3.1.26.4) recognizes and cleaves the RNA strand of RNA-DNA heteroduplexes. |
| Scope(s) |
Bacteria Archaea Eukaryota |
| Example(s) | B8DHN2 (RNH2_LISMH); |
Propagated annotation
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Identifier, protein and gene names
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| case <FTGroup:1> | |
| Protein name | + RecName: EC=3.1.26.4; |
Comments
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| CATALYTIC ACTIVITY | Reaction=Endonucleolytic cleavage to 5'-phosphomonoester.; EC=3.1.26.4; |
| COFACTOR | Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Note=Manganese or magnesium. Binds 1 divalent metal ion per monomer in the absence of substrate. May bind a second metal ion after substrate binding. |
| end case | |
Keywords
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| Endonuclease | |
| Hydrolase | |
| Metal-binding | |
| Nuclease | |
| end case | |
Gene Ontology
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| GO:0003723; Molecular function:RNA binding | |
| case <FTGroup:1> | |
| GO:0004523; Molecular function:RNA-DNA hybrid ribonuclease activity | |
| GO:0006401; Biological process:RNA catabolic process | |
Features
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| From: PS51975 | ||||||||||||
| Key | From | To | Description | Tag | Condition | FTGroup | ||||||
| DOMAIN | from | to | /note="RNase H type-2" | |||||||||
| BINDING | 7 | 7 | /ligand="a divalent metal cation" /ligand_id="ChEBI:CHEBI:60240" |
D | 1 | |||||||
| BINDING | 8 | 8 | /ligand="a divalent metal cation" /ligand_id="ChEBI:CHEBI:60240" |
E | 1 | |||||||
| BINDING | 105 | 105 | /ligand="a divalent metal cation" /ligand_id="ChEBI:CHEBI:60240" |
D | 1 | |||||||
Additional information
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| Size range | 170-235 amino acids |
| Related rules |
None |
| Fusion | None |
| Repeats | 1 |
| Topology | Undefined |
PROSITE is copyrighted by the SIB Swiss Institute of Bioinformatics and distributed under the Creative Commons Attribution-NonCommercial-NoDerivatives (CC BY-NC-ND 4.0) License, see prosite_license.html.
UniProtKB rule member sequences
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- UniProtKB/Swiss-Prot sets
Archaea [47] Bacteria [739] Eukaryota [11] All [ 797 ]
- Retrieve set of proteins with 3D structure for this domain