Crystal structure of a response regulator spr1814 from Streptococcus pneumoniae reveals unique interdomain contacts among NarL family proteins
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| B | PGM_PMM_I | e4hyeB3 | A: a/b three-layered sandwiches | X: Fusion glycoprotein F2 | H: RIFT-related | T: double psi | F: PGM_PMM_I | ECOD (v294.1) |
| A | Bac_rhodopsin | e4hyeA1 | A: a/b three-layered sandwiches | X: all-alpha NTP pyrophosphatases | H: all-alpha NTP pyrophosphatases | T: MazG-related | F: Bac_rhodopsin | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| B | 3.40.50.2300 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | Response regulator | CATH (4.3.0) |
| B | 1.10.10.10 | Mainly Alpha | Orthogonal Bundle | Arc Repressor Mutant, subunit A | Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain | CATH (4.3.0) |
| A | 3.40.50.2300 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | Response regulator | CATH (4.3.0) |
| A | 1.10.10.10 | Mainly Alpha | Orthogonal Bundle | Arc Repressor Mutant, subunit A | Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00072 | Response regulator receiver domain (Response_reg) | Response regulator receiver domain | This domain receives the signal from the sensor partner in bacterial two-component systems. It is usually found N-terminal to a DNA binding effector domain. | Domain | |
| PF00196 | Bacterial regulatory proteins, luxR family (GerE) | Bacterial regulatory proteins, luxR family | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR039420 | Transcriptional regulatory protein WalR-like | Family | |
| IPR011006 | CheY-like superfamily | Homologous Superfamily | |
| IPR001789 | Signal transduction response regulator, receiver domain | Domain | |
| IPR000792 | Transcription regulator LuxR, C-terminal | Domain | |
| IPR016032 | Signal transduction response regulator, C-terminal effector | Homologous Superfamily | |
| IPR036388 | Winged helix-like DNA-binding domain superfamily | Homologous Superfamily |














