HAMAP rule MF_01839
General rule information
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| PURL | https://purl.expasy.org/hamap/rule/MF_01839 |
| Accession | MF_01839 |
| Dates | 28-JUL-2005 (Created)
19-NOV-2019 (Last updated, Version 17) |
| Name | NO_factor_SlmA |
| Scope(s) |
Bacteria Gammaproteobacteria |
| Template(s) | P0C093; [ Recover all ] |
| Triggered by |
HAMAP; MF_01839 (Get profile general information and statistics) |
Propagated annotation
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Identifier, protein and gene names
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| Identifier | SLMA |
| Protein name | RecName: Full=Nucleoid occlusion factor SlmA; |
| Gene name | Name=slmA; |
Comments
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| FUNCTION | Required for nucleoid occlusion (NO) phenomenon, which prevents Z-ring formation and cell division over the nucleoid. Acts as a DNA-associated cell division inhibitor that binds simultaneously chromosomal DNA and FtsZ, and disrupts the assembly of FtsZ polymers. SlmA-DNA-binding sequences (SBS) are dispersed on non-Ter regions of the chromosome, preventing FtsZ polymerization at these regions. |
| SUBUNIT | Homodimer. Interacts with FtsZ. |
| SUBCELLULAR LOCATION | Cytoplasm, nucleoid. |
| SIMILARITY | Belongs to the nucleoid occlusion factor SlmA family. |
Keywords
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Gene Ontology
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| GO:0005737; Cellular component:cytoplasm |
| GO:0043590; Cellular component:bacterial nucleoid |
| GO:0051302; Biological process:regulation of cell division |
| GO:0043565; Molecular function:sequence-specific DNA binding |
| GO:0005515; Molecular function:protein binding |
Cross-references
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| PROSITE | PS01081; HTH_TETR_1; 1; |
| PROSITE | PS50977; HTH_TETR_2; 1; |
| Pfam | PF00440; TetR_N; 1; |
| General | Coiled_coil; -; 0-1; |
Features
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Additional information
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| Size range | 195-218 amino acids |
| Related rules |
None |
| Fusion | Nter: None Cter: None |
| Comments | Although SlmA is a member of the TetR family, it does not exert its function via transcription regulation (PubMed:21113127). |