4XCC | pdb_00004xcc

Crystal structure of human 4E10 Fab crystalized in the presence of Phosphatidylcholine (06:0 PC); I422 space group


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]BD-FAEe4xccH2 A: a/b three-layered sandwichesX: HhH/H2THH: Head and neck region of the ectodomain of paramyxoviruses fusion glycoproteinT: Head and neck region of the ectodomain of paramyxoviruses fusion glycoproteinF: BD-FAEECOD (v294.1)
B [auth H]NTP_transferasee4xccH3 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: SAM/DNA-glycosylaseT: SAM domain-likeF: NTP_transferaseECOD (v294.1)
A [auth L]BD-FAEe4xccL1 A: a/b three-layered sandwichesX: HhH/H2THH: Head and neck region of the ectodomain of paramyxoviruses fusion glycoproteinT: Head and neck region of the ectodomain of paramyxoviruses fusion glycoproteinF: BD-FAEECOD (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]4E10 mAb, anti-gp41 membrane-proximal external region (MPER) VH-CH1 Homo sapiens (human) IGHV1-69*10, IGHJ1*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202611-0)
A [auth L]4E10 mAb, anti-gp41 membrane-proximal external region (MPER) L-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ1*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV1 --SAbDab (2026-03-27)
A [auth L]Light ChainIGKV3 Kappa-SAbDab (2026-03-27)