The complex structure of extracellular domain of EGFR and GC1118A
External Resource: Annotation
- Domain Annotation: SCOP/SCOPe Classification
- Domain Annotation: SCOP2 Classification
- Domain Annotation: ECOD Classification
- Domain Annotation: CATH
- IMGT Antibody Annotation
- SAbDab Antibody Annotation
- Protein Family Annotation
- Gene Ontology: Gene Product Annotation
- InterPro: Protein Family Classification
- Pharos: Disease Associations
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
| Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| C [auth L] | d4uv7l1 | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | automated matches | automated matches | HUMAN (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
| B [auth H] | d4uv7h_ | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | V set domains (antibody variable domain-like) | automated matches | HUMAN (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| C [auth L] | Response_reg | e4uv7L1 | A: alpha bundles | X: C-terminal additional helical subdomain in reovirus polymerase lambda3 | H: C-terminal additional helical subdomain in reovirus polymerase lambda3 | T: C-terminal additional helical subdomain in reovirus polymerase lambda3 | F: Response_reg | ECOD (develop294) |
| B [auth H] | Response_reg | e4uv7H1 | A: alpha bundles | X: C-terminal additional helical subdomain in reovirus polymerase lambda3 | H: C-terminal additional helical subdomain in reovirus polymerase lambda3 | T: C-terminal additional helical subdomain in reovirus polymerase lambda3 | F: Response_reg | ECOD (develop294) |
| B [auth H] | EF-hand_1, EF-hand_6, EF-hand_7 | e4uv7H2 | A: alpha bundles | X: Lipocalins/Streptavidin | H: SAM/DNA-glycosylase | T: SAM domain-like | F: EF-hand_1, EF-hand_6, EF-hand_7 | ECOD (develop294) |
| A | Response_reg | e4uv7A1 | A: alpha bundles | X: C-terminal additional helical subdomain in reovirus polymerase lambda3 | H: C-terminal additional helical subdomain in reovirus polymerase lambda3 | T: C-terminal additional helical subdomain in reovirus polymerase lambda3 | F: Response_reg | ECOD (develop294) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| C [auth L] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| B [auth H] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| A | 3.80.20.20 | Alpha Beta | Alpha-Beta Horseshoe | 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a' | Chain A | CATH (4.3.0) |
| A | 2.10.220.10 | Mainly Beta | Ribbon | Hormone Receptor, Insulin-like Growth Factor Receptor 1 | Chain A domain 2 | 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 L] | Gc1118A Fab | L-KAPPA | Homo sapiens (human) | IGKV2-29*02, IGKV2-29*03, IGKV2-30*02, IGKJ1*01, IGKC*01 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA-1_KAPPA | IMGT (202610-0) |
| B [auth H] | Gc1118A Fab | VH-CH1 | Homo sapiens (human) | IGHV3-66*01, IGHV3-66*02, IGHV3-66*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 (202610-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| C [auth L] | Light Chain | IGKV2 | Kappa | epidermal growth factor receptor | SAbDab (2026-03-20) |
| B [auth H] | Heavy Chain | IGHV3 | - | epidermal growth factor receptor | SAbDab (2026-03-20) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF01030 | Receptor L domain (Recep_L_domain) | Receptor L domain | - | Repeat | |
| PF14843 | Growth factor receptor domain IV (GF_recep_IV) | Growth factor receptor domain IV | This is the fourth extracellular domain of receptor tyrosine protein kinases. Interaction between this domain and the furin-like domain (Pfam:PF00757) regulates the binding of ligands to the receptor L domains (Pfam:PF01030) [1]. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR016245 | Tyrosine protein kinase, EGF/ERB/XmrK receptor | Family | |
| IPR020635 | Tyrosine-protein kinase, catalytic domain | Domain | |
| IPR000719 | Protein kinase domain | Domain | |
| IPR032778 | Growth factor receptor domain 4 | Domain | |
| IPR006212 | Furin-like repeat | Repeat | |
| IPR017441 | Protein kinase, ATP binding site | Binding Site | |
| IPR001245 | Serine-threonine/tyrosine-protein kinase, catalytic domain | Domain | |
| IPR009030 | Growth factor receptor cysteine-rich domain superfamily | Homologous Superfamily | |
| IPR008266 | Tyrosine-protein kinase, active site | Active Site | |
| IPR036941 | Receptor L-domain superfamily | Homologous Superfamily | |
| IPR049328 | Epidermal growth factor receptor-like, transmembrane-juxtamembrane segment | Domain | |
| IPR000494 | Receptor L-domain | Domain | |
| IPR011009 | Protein kinase-like domain superfamily | Homologous Superfamily | |
| IPR006211 | Furin-like cysteine-rich domain | Domain | |
| IPR050122 | Receptor Tyrosine Kinase | Family |














