3DRT | pdb_00003drt

Crystal structure of the HIV-1 broadly neutralizing antibody 2F5 in complex with the gp41 scrambledFP-MPER scrHyb3K construct GIGAFGLLGFLAAGSKK-Ahx-K656NEQELLELDKWASLWN671

External Resource: Annotation


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
Be3drtB1 A: HTHX: HTHH: tetra-helical, lambda repressor-likeT: YgbBF:ECOD (20:10:01)
Ae3drtA1 A: HTHX: HTHH: tetra-helical, lambda repressor-likeT: YgbBF:ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B2.60.40.10 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
2F5 mAb, anti-gp41 membrane-proximal external region (MPER) VH-CH1 Homo sapiens (human) IGHV2-5*02, IGHJ6*01, IGHJ6*02, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202609-0)
2F5 mAb, anti-gp41 membrane-proximal external region (MPER) L-KAPPA Homo sapiens (human) IGKV1D-13*01, IGKV1-13*02, IGKJ3*01, IGKJ4*01, IGKJ4*02, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202609-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
Heavy ChainIGHV2 -scrhyb3k constructSAbDab (2026-03-13)
Light ChainIGKV1 Kappascrhyb3k constructSAbDab (2026-03-13)