Sporulation Inhibitor of DNA Replication, SirA, in complex with Domain I of DnaA
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| D | SCOP2 Family | DnaA N-terminal domain-like | 8046812 | 4005309 | SCOP2 (2022-06-29) |
| D | SCOP2 Superfamily | RbfA-like | 8090860 | 3000809 | SCOP2 (2022-06-29) |
| B | SCOP2B Superfamily | RbfA-like | 8090860 | 3000809 | SCOP2B (2022-06-29) |
| C | SCOP2 Family | SirA-like | 8045527 | 4004516 | SCOP2 (2022-06-29) |
| C | SCOP2 Superfamily | KA1-like | 8090857 | 3001856 | SCOP2 (2022-06-29) |
| A | SCOP2B Superfamily | KA1-like | 8090857 | 3001856 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| D | DnaA_N | e4tpsD1 | A: a+b two layers | X: Alpha-lytic protease prodomain-like | H: Ribosome-binding factor A (RbfA)-related (From Topology) | T: Ribosome-binding factor A (RbfA)-related | F: DnaA_N | ECOD (1.6) |
| B | DnaA_N | e4tpsB1 | A: a+b two layers | X: Alpha-lytic protease prodomain-like | H: Ribosome-binding factor A (RbfA)-related (From Topology) | T: Ribosome-binding factor A (RbfA)-related | F: DnaA_N | ECOD (1.6) |
| C | SirA | e4tpsC1 | A: a+b two layers | X: TBP-like | H: Sporulation inhibitor of replication protein SirA (From Topology) | T: Sporulation inhibitor of replication protein SirA | F: SirA | ECOD (1.6) |
| A | SirA | e4tpsA1 | A: a+b two layers | X: TBP-like | H: Sporulation inhibitor of replication protein SirA (From Topology) | T: Sporulation inhibitor of replication protein SirA | F: SirA | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| D | 3.30.300.180 | Alpha Beta | 2-Layer Sandwich | GMP Synthetase | Chain A, domain 3 | CATH (4.3.0) |
| B | 3.30.300.180 | Alpha Beta | 2-Layer Sandwich | GMP Synthetase | Chain A, domain 3 | CATH (4.3.0) |
| C | 3.30.310.250 | Alpha Beta | 2-Layer Sandwich | TATA-Binding Protein | Sporulation inhibitor of replication protein SirA | CATH (4.3.0) |
| A | 3.30.310.250 | Alpha Beta | 2-Layer Sandwich | TATA-Binding Protein | Sporulation inhibitor of replication protein SirA | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF11638 | DnaA N-terminal domain (DnaA_N) | DnaA N-terminal domain | This family of proteins represents the N-terminal domain of DnaA, a protein involved in the initiation of bacterial chromosomal replication. The structure of this domain is known [1]. It is also found in three copies in some proteins such as Swiss:B5 ... | Domain | |
| PF10747 | Sporulation inhibitor of replication protein SirA (SirA) | Sporulation inhibitor of replication protein SirA | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR038454 | DnaA, N-terminal domain superfamily | Homologous Superfamily | |
| IPR024633 | DnaA N-terminal domain | Domain | |
| IPR018312 | Chromosomal replication control, initiator DnaA, conserved site | Conserved Site | |
| IPR013159 | Chromosomal replication initiator, DnaA C-terminal | Domain | |
| IPR001957 | Chromosomal replication control, initiator DnaA | Family | |
| IPR013317 | Chromosomal replication initiator protein DnaA, ATPAse domain | Domain | |
| IPR003593 | AAA+ ATPase domain | Domain | |
| IPR020591 | Chromosomal replication control, initiator DnaA-like | Family | |
| IPR010921 | Trp repressor/replication initiator | Homologous Superfamily | |
| IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily | |
| IPR019683 | Sporulation inhibitor of replication protein SirA | Family | |
| IPR038449 | SirA superfamily | Homologous Superfamily |














