Skip to main content

Crystal structure of therapeutic mAB AR20.5 in complex with MUC1 peptide


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
DRase5t6pD1 A: alpha arraysX: Small envelope protein MH: Small envelope protein MT: Small envelope protein MF: RasECOD (v295.2)
BRase5t6pB1 A: alpha arraysX: Small envelope protein MH: Small envelope protein MT: Small envelope protein MF: RasECOD (v295.2)
CRase5t6pC1 A: alpha arraysX: Small envelope protein MH: Small envelope protein MT: Small envelope protein MF: RasECOD (v295.2)
ARase5t6pA1 A: alpha arraysX: Small envelope protein MH: Small envelope protein MT: Small envelope protein MF: RasECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
D2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B, D
mAb AR20.5 VH-CH1 Mus musculus (house mouse) IGHV5-12-2*01, IGHJ2*01, IGHG1*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202640-0)
A, C
mAb AR20.5 L-KAPPA Mus musculus (house mouse) IGKV1-117*01, IGKJ1*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202640-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B, D
Heavy ChainIGHV5 -muc1 peptide fragmentSAbDab (2026-10-16)
A, C
Light ChainIGKV1 Kappamuc1 peptide fragmentSAbDab (2026-10-16)