Annotations: 9MZ6

Crystal Structure of 19b Fab bound to the third variable (V3) loop peptide from the HIV-1 5768-p27 envelope (Env) glycoprotein

External Resource: Annotation

SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Heavy Chain	IGHV3	-	5768-p27 envelope glycoprotein	SAbDab (2026-06-12)
A	Light Chain	IGKV1	Kappa	5768-p27 envelope glycoprotein	SAbDab (2026-06-12)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth D]	5768-p27 Envelope glycoprotein	-	viral process membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host	virion component viral membrane viral envelope virion membrane
B	19b Fab Heavy Chain	-	-	-
A	19b Fab Light Chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth D]	IPR000777	Human immunodeficiency virus 1, envelope glycoprotein Gp120	Domain
C [auth D]	IPR036377	Gp120 core superfamily	Homologous Superfamily

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