Fragment of nitrate/nitrite sensor histidine kinase NarQ (R50S variant)
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| A | Iso_dh | e6yueA1 | A: a/b three-layered sandwiches | X: Immunoglobulin-like beta-sandwich | H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases | T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases | F: Iso_dh | ECOD (v294.1) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00672 | HAMP domain (HAMP) | HAMP domain | Domain | ||
| PF13675 | Type IV pili methyl-accepting chemotaxis transducer N-term (PilJ) | Type IV pili methyl-accepting chemotaxis transducer N-term | This domain is found on many type IV pili methyl-accepting chemotaxis transducer proteins [1] where there is also a HAMP signature towards the C-terminus. It is a monomodular four-helix bundle and recognises nitrate and nitrite (Matilla et al. FEMS ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR029095 | NarX-like, N-terminal | Domain | |
| IPR003660 | HAMP domain | Domain | |
| IPR011712 | Signal transduction histidine kinase, subgroup 3, dimerisation and phosphoacceptor domain | Domain | |
| IPR036890 | Histidine kinase/HSP90-like ATPase superfamily | Homologous Superfamily | |
| IPR003594 | Histidine kinase/HSP90-like ATPase domain | Domain | |
| IPR005467 | Histidine kinase domain | Domain | |
| IPR042295 | NarX-like, N-terminal domain superfamily | Homologous Superfamily | |
| IPR050482 | Sensor Histidine Kinase Two-Component System | Family | |
| IPR016380 | Signal transduction histidine kinase, nitrate/nitrite-sensing | Family |
Membrane Protein Annotation: OPM OPM Database Homepage
| Chains | External Link | Type | Class | Superfamily | Family |
|---|---|---|---|---|---|
| OPM | Transmembrane | Alpha-helical polytopic | Sensor histidine kinases | Sensor histidine kinases |
Membrane Protein Annotation: PDBTM PDBTM Database Homepage
| Chains | External Link | Comment |
|---|---|---|
| PDBTM | Annotated as membrane protein by PDBTM |
Membrane Protein Annotation: mpstruc mpstruc Database Homepage
| Chains | Resource Link | Group | Subgroup | Protein |
|---|---|---|---|---|
| mpstruc | TRANSMEMBRANE PROTEINS: ALPHA-HELICAL | Histidine Kinase Receptors | histidine kinase NarQ (R50S variant) fragment |














