Cryo-EM structure of an extracellular contractile injection system in marine bacterium Algoriphagus machipongonensis, the cap portion in extended state.
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| Z [auth 2b] | F_UNCLASSIFIED | e7adz2b1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| Y [auth 2a] | F_UNCLASSIFIED | e7adz2a1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| R [auth 1f] | F_UNCLASSIFIED | e7adz1f1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| Q [auth 1e] | F_UNCLASSIFIED | e7adz1e1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| P [auth 1d] | F_UNCLASSIFIED | e7adz1d1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| O [auth 1c] | F_UNCLASSIFIED | e7adz1c1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| N [auth 1b] | F_UNCLASSIFIED | e7adz1b1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| M [auth 1a] | F_UNCLASSIFIED | e7adz1a1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| DA [auth 2f] | F_UNCLASSIFIED | e7adz2f1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| CA [auth 2e] | F_UNCLASSIFIED | e7adz2e1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| BA [auth 2d] | F_UNCLASSIFIED | e7adz2d1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
| AA [auth 2c] | F_UNCLASSIFIED | e7adz2c1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel | F: F_UNCLASSIFIED | ECOD (1.6) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF17482 | Phage tail sheath C-terminal domain (Phage_sheath_1C) | Phage tail sheath C-terminal domain | This entry represents the C-terminal domain in a variety of phage tail sheath proteins [4]. | Domain | |
| PF06841 | T4-like virus tail tube protein gp19 (Phage_T4_gp19) | T4-like virus tail tube protein gp19 | - | Family | |
| PF06841 | T4-like virus tail tube protein gp19 (Phage_T4_gp19) | T4-like virus tail tube protein gp19 | - | Family | |
| PF14065 | Pvc16 N-terminal domain (Pvc16_N) | Pvc16 N-terminal domain | This protein forms part of a contractile injection system [1]. Photorhabdus virulence cassette (PVC) represents one group of extracellular CISs that are present in both bacteria and archaea [1]. This entry include Pvc16. This family of proteins is f ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
| Chains | Polymer | Molecular Function | Biological Process | Cellular Component |
|---|---|---|---|---|
| Putative phage tail sheath protein FI | - | - | - | |
| Phage tail protein | - | - | ||
| cap adaptor protein (Algo2) | - | - | - | |
| cap protein (Algo1) | - | - | - |
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR052042 | Tail sheath structural protein | Family | |
| IPR020287 | Tail sheath protein, C-terminal domain | Domain | |
| IPR011747 | Conserved hypothetical protein CHP02241 | Family | |
| IPR010667 | Bacteriophage T4, Gp19, tail tube | Family | |
| IPR025351 | Pvc16, N-terminal | Domain |














