PcrV fragment with bound Fab
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| L [auth U] | WD40, Beta-prop_NOL10_N | e6cyfU1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: WD40, Beta-prop_NOL10_N | ECOD (v294.1) |
| I [auth F] | Anoctamin | e6cyfF1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| F [auth M] | Anoctamin | e6cyfM1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| C [auth D] | Anoctamin | e6cyfD1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| K [auth T] | Anoctamin | e6cyfT1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| H [auth E] | Anoctamin | e6cyfE1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| E [auth L] | Anoctamin | e6cyfL1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| B [auth C] | WD40, Beta-prop_NOL10_N | e6cyfC1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: WD40, Beta-prop_NOL10_N | ECOD (v294.1) |
| J [auth Q] | Anoctamin | e6cyfQ1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| G [auth I] | Anoctamin | e6cyfI1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| D [auth B] | Anoctamin | e6cyfB1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: gp11/gp12 receptor-binding domain | T: gp11/gp12 receptor-binding domain | F: Anoctamin | ECOD (v294.1) |
| A | WD40, Beta-prop_NOL10_N | e6cyfA1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: WD40, Beta-prop_NOL10_N | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| L [auth U] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| I [auth F] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| F [auth M] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| C [auth D] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| K [auth T] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| H [auth E] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| E [auth L] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| B [auth C] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
IMGT Antibody Annotation IMGT Database Homepage
| Chain | Protein Name | Description | Organism Name | Gene Allele Name(s) | Domain Name(s) | Receptor Type | Receptor Description | Provenance Source |
|---|---|---|---|---|---|---|---|---|
| C [auth D], F [auth M], I [auth F], L [auth U] | Antibody Fab Fragment | VH-CH1 | Homo sapiens (human) | IGHV3-23*04, IGHJ3*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA-1_KAPPA | IMGT (202612-0) |
| B [auth C], E [auth L], H [auth E], K [auth T] | Antibody Fab Fragment | L-KAPPA | Homo sapiens (human) | IGKV1-6*01, IGKV1-6*02, IGKJ1*01, IGKC*01 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA-1_KAPPA | IMGT (202612-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| C [auth D], F [auth M], I [auth F], L [auth U] | Heavy Chain | IGHV3 | - | type iii secretion system protein | SAbDab (2026-03-27) |
| B [auth C], E [auth L], H [auth E], K [auth T] | Light Chain | IGKV1 | Kappa | type iii secretion system protein | SAbDab (2026-03-27) |
Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage
| Chain | Name | Target | Provenance Source |
|---|---|---|---|
| C [auth D], F [auth M], I [auth F], L [auth U] | Gremubamab | PcrV type III secretion system, Polysaccharide synthesis locus (Pseudomonas) | Therapeutic SAbDab (2026-03-27) |
| B [auth C], E [auth L], H [auth E], K [auth T] | Gremubamab | PcrV type III secretion system, Polysaccharide synthesis locus (Pseudomonas) | Therapeutic SAbDab (2026-03-27) |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
| Chains | Polymer | Molecular Function | Biological Process | Cellular Component |
|---|---|---|---|---|
| C [auth D], F [auth M], I [auth F], L [auth U] | IgG1 antibody, heavy chain fragment | - | - | - |
| B [auth C], E [auth L], H [auth E], K [auth T] | IgG1 antibody, kappa light chain | - | - | - |
| A, D [auth B], G [auth I], J [auth Q] | Type III secretion system protein | - | - |
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| A, D [auth B], G [auth I], J [auth Q] | IPR036139 | Virulence-associated V antigen superfamily | Homologous Superfamily |
| A, D [auth B], G [auth I], J [auth Q] | IPR005413 | Low calcium response V antigen | Family |














