Crystal Structure of 5C4 Fab
External Resource: Annotation
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
| B [auth H] | RuBisCO_large_N | e5w24H1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: RuBisCO_large_N | ECOD (v294.1) |
| A [auth L] | ATP-synt_Eps | e5w24L1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: ATP-synt_Eps | ECOD (v294.1) |
| Chain | Protein Name | Description | Organism Name | Gene Allele Name(s) | Domain Name(s) | Receptor Type | Receptor Description | Provenance Source |
|---|
| B [auth H] | mAb 5C4 , broadly neutralizing | VH-CH1 | Homo sapiens (human) | IGHV1-69-2*01, IGHJ4*01, IGHJ4*02, IGHJ4*03, IGHG2*02 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA-2_KAPPA | IMGT (202611-0) |
| A [auth L] | mAb 5C4 , broadly neutralizing | L-KAPPA | Homo sapiens (human) | IGKV4-1*01, IGKJ2*02, IGKC*01, IGKC*04 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA-2_KAPPA | IMGT (202611-0) |
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|
| B [auth H] | Heavy Chain | IGHV14 | - | - | SAbDab (2026-03-27) |
| A [auth L] | Light Chain | IGKV3 | Kappa | - | SAbDab (2026-03-27) |