Crystal structure of a sigma54-activator suggests the mechanism for the conformational switch necessary for sigma54 binding
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
| Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| F | d1ojlf_ | Alpha and beta proteins (a/b) | P-loop containing nucleoside triphosphate hydrolases | P-loop containing nucleoside triphosphate hydrolases | automated matches | automated matches | (Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ], | SCOPe (2.08) |
| C | d1ojlc_ | Alpha and beta proteins (a/b) | P-loop containing nucleoside triphosphate hydrolases | P-loop containing nucleoside triphosphate hydrolases | automated matches | automated matches | (Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ], | SCOPe (2.08) |
| B | d1ojlb_ | Alpha and beta proteins (a/b) | P-loop containing nucleoside triphosphate hydrolases | P-loop containing nucleoside triphosphate hydrolases | automated matches | automated matches | (Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ], | SCOPe (2.08) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| F | Sigma_1_2 | e1ojlF1 | A: a/b three-layered sandwiches | X: HTH | H: Nudix | T: winged helix domain | F: Sigma_1_2 | ECOD (v294.1) |
| E | V-set | e1ojlE4 | A: a/b three-layered sandwiches | X: Subtilisin-like | H: Subtilisin-like | T: Subtilisin-like | F: V-set | ECOD (v294.1) |
| D | GTP_EFTU, MMR_HSR1 | e1ojlD4 | A: a/b three-layered sandwiches | X: Fusion glycoprotein F2 | H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase | T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase | F: GTP_EFTU, MMR_HSR1 | ECOD (v294.1) |
| C | Sigma_1_2 | e1ojlC1 | A: a/b three-layered sandwiches | X: HTH | H: Nudix | T: winged helix domain | F: Sigma_1_2 | ECOD (v294.1) |
| B | Sigma_1_2 | e1ojlB1 | A: a/b three-layered sandwiches | X: HTH | H: Nudix | T: winged helix domain | F: Sigma_1_2 | ECOD (v294.1) |
| A | Resolvase | e1ojlA7 | A: a/b three-layered sandwiches | X: Subtilisin-like | H: Subtilisin-like | T: Subtilisin-like | F: Resolvase | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF25601 | AAA+ ATPase lid domain (AAA_lid_14) | AAA+ ATPase lid domain | This entry represents the alpha helical AAA+ lid domain that is found to the C-terminus of AAA domains. | Domain | |
| PF02954 | Bacterial regulatory protein, Fis family (HTH_8) | Bacterial regulatory protein, Fis family | Domain | ||
| PF00158 | Sigma-54 interaction domain (Sigma54_activat) | Sigma-54 interaction domain | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR009057 | Homedomain-like superfamily | Homologous Superfamily | |
| IPR058031 | NorR-like, AAA+ ATPase lid domain | Domain | |
| IPR011006 | CheY-like superfamily | Homologous Superfamily | |
| IPR002197 | DNA binding HTH domain, Fis-type | Domain | |
| IPR001789 | Signal transduction response regulator, receiver domain | Domain | |
| IPR002078 | RNA polymerase sigma factor 54 interaction domain | Domain | |
| IPR025662 | Sigma-54 interaction domain, ATP-binding site 1 | Binding Site | |
| IPR025944 | Sigma-54 interaction domain, conserved site | Conserved Site | |
| IPR003593 | AAA+ ATPase domain | Domain | |
| IPR025943 | Sigma-54 interaction domain, ATP-binding site 2 | Binding Site | |
| IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily |














