N2 neuraminidase of A/Tanzania/205/2010 H3N2 in complex with 4 FNI19 Fab molecules
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| L [auth P] | Glyco_hydro_43 | e8g30P1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| I [auth O] | Glyco_hydro_43 | e8g30O1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| F [auth N] | Glyco_hydro_43 | e8g30N1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| C [auth M] | Glyco_hydro_43 | e8g30M1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| K | Glyco_hydro_43 | e8g30K1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| H [auth L] | Glyco_hydro_43 | e8g30L1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| E [auth I] | Glyco_hydro_43 | e8g30I1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| B [auth F] | Glyco_hydro_43 | e8g30F1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| J | Glyco_hydro_43 | e8g30J1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| G [auth H] | Glyco_hydro_43 | e8g30H1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| D [auth G] | Glyco_hydro_43 | e8g30G1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
| A [auth E] | Glyco_hydro_43 | e8g30E1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Glyco_hydro_43 | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| K | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| H [auth L] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| E [auth I] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| B [auth F] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| J | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| G [auth H] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| D [auth G] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
| A [auth E] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| B [auth F], E [auth I], H [auth L], K | Light Chain | IGKV3 | Kappa | neuraminidase | SAbDab (2026-04-10) |
| A [auth E], D [auth G], G [auth H], J | Heavy Chain | IGHV1 | - | neuraminidase | SAbDab (2026-04-10) |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| C [auth M], F [auth N], I [auth O], L [auth P] | IPR001860 | Glycoside hydrolase, family 34 | Family |
| C [auth M], F [auth N], I [auth O], L [auth P] | IPR033654 | Sialidase, Influenza viruses A/B | Domain |
| C [auth M], F [auth N], I [auth O], L [auth P] | IPR036278 | Sialidase superfamily | Homologous Superfamily |














