Dual-acting Fab 5A12 in complex with VEGF
External Resource: Annotation
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) |
|---|---|---|---|---|---|---|---|---|
| C | Ras | e4zffC1 | A: a/b three-layered sandwiches | X: Ribosomal protein S7 | H: HypA Ni-binding domain | T: HypA Ni-binding domain | F: Ras | ECOD (v294.1) |
| D | Ras | e4zffD1 | A: a/b three-layered sandwiches | X: Ribosomal protein S7 | H: HypA Ni-binding domain | T: HypA Ni-binding domain | F: Ras | ECOD (v294.1) |
| B | Ras | e4zffB1 | A: a/b three-layered sandwiches | X: Ribosomal protein S7 | H: HypA Ni-binding domain | T: HypA Ni-binding domain | F: Ras | ECOD (v294.1) |
| F [auth L] | Ras | e4zffL1 | A: a/b three-layered sandwiches | X: Ribosomal protein S7 | H: HypA Ni-binding domain | T: HypA Ni-binding domain | F: Ras | ECOD (v294.1) |
| A | Ras | e4zffA2 | A: a/b three-layered sandwiches | X: Ribosomal protein S7 | H: HypA Ni-binding domain | T: HypA Ni-binding domain | F: Ras | ECOD (v294.1) |
| A | EF-hand_1, EF-hand_6, EF-hand_7 | e4zffA1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: SAM/DNA-glycosylase | T: SAM domain-like | F: EF-hand_1, EF-hand_6, EF-hand_7 | ECOD (v294.1) |
| E [auth H] | Ras | e4zffH2 | A: a/b three-layered sandwiches | X: Ribosomal protein S7 | H: HypA Ni-binding domain | T: HypA Ni-binding domain | F: Ras | ECOD (v294.1) |
| E [auth H] | EF-hand_1, EF-hand_6, EF-hand_7 | e4zffH3 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: SAM/DNA-glycosylase | T: SAM domain-like | F: EF-hand_1, EF-hand_6, EF-hand_7 | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| C | 2.10.90.10 | Mainly Beta | Ribbon | Cystine Knot Cytokines, subunit B | Cystine-knot cytokines | CATH (4.3.0) |
| D | 2.10.90.10 | Mainly Beta | Ribbon | Cystine Knot Cytokines, subunit B | Cystine-knot cytokines | CATH (4.3.0) |
| B | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| F [auth L] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| A | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| E [auth H] | 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 |
|---|---|---|---|---|---|---|---|---|
| B, F [auth L] | 5A12 Fab | L-KAPPA | Homo sapiens (human) | IGKV1-12*01, IGKV1D-12*01, IGKV1-12*02, IGKV1D-12*02, IGKJ1*01, IGKC*01 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA-1_KAPPA | IMGT (202611-0) |
| A, E [auth H] | 5A12 Fab | VH-CH1 | Homo sapiens (human) | IGHV3-23*04, IGHJ6*01, IGHJ6*02, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA-1_KAPPA | IMGT (202611-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| B, F [auth L] | Light Chain | IGKV1 | Kappa | vascular endothelial growth factor a | SAbDab (2026-03-27) |
| A, E [auth H] | Heavy Chain | IGHV3 | - | vascular endothelial growth factor a | SAbDab (2026-03-27) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00341 | PDGF/VEGF domain (PDGF) | PDGF/VEGF domain | Domain | ||
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR029034 | Cystine-knot cytokine | Homologous Superfamily | |
| IPR036841 | Vascular endothelial growth factor, heparin-binding domain superfamily | Homologous Superfamily | |
| IPR023581 | Platelet-derived growth factor, conserved site | Conserved Site | |
| IPR000072 | PDGF/VEGF domain | Domain | |
| IPR027928 | Vascular endothelial growth factor, heparin-binding domain | Domain | |
| IPR050507 | Platelet-derived/Vascular endothelial growth factor | Family |














