4XML | pdb_00004xml

Crystal structure of Fab of HIV-1 gp120 V3-specific human monoclonal antibody 2424

External Resource: Annotation


Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
B [auth H]d4xmlh_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
A [auth L]d4xmll2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
A [auth L]d4xmll1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]IL8e4xmlH1 A: a/b three-layered sandwichesX: Ribosomal protein S7H: Ribosomal protein S7T: Ribosomal protein S7F: IL8ECOD (v294.1)
B [auth H]EF-hand_1, EF-hand_6, EF-hand_7e4xmlH2 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: SAM/DNA-glycosylaseT: SAM domain-likeF: EF-hand_1, EF-hand_6, EF-hand_7ECOD (v294.1)
A [auth L]IL8e4xmlL1 A: a/b three-layered sandwichesX: Ribosomal protein S7H: Ribosomal protein S7T: Ribosomal protein S7F: IL8ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A [auth L]2.60.40.10 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 [auth H]2424 Fab VH-CH1 Homo sapiens (human) IGHV3-53*01, IGHV3-66*03, IGHJ6*01, IGHJ6*02, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202613-0)
A [auth L]2424 Fab L-KAPPA Homo sapiens (human) IGKV2-28*01, IGKV2D-28*01, IGKJ2*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202613-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV3 --SAbDab (2026-04-10)
A [auth L]Light ChainIGKV2 Kappa-SAbDab (2026-04-10)