@prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix biopax: <http://www.reactome.org/biopax/48887#> . @prefix obo: <http://purl.obolibrary.org/obo/> . # Named toplevel resources (10) <http://example.org> a owl:Ontology ; owl:imports <http://purl.obolibrary.org/obo/go.owl> , <http://purl.obolibrary.org/obo/go/extensions/lego-relations.owl> . biopax:BiochemicalReaction2590 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2591 ; rdfs:label "Binding of gp120 of ENV oligomer to the host CD4"@em . biopax:BiochemicalReaction2591 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2592 ; rdfs:label "Conformational change in gp120 of Env oligomer"@em . biopax:BiochemicalReaction2592 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2593 ; rdfs:label "CD4:gp120 binds to chemokine co-receptor CCR5/CXCR4"@em . biopax:BiochemicalReaction2593 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2594 ; rdfs:label "Conformational changes in gp120 exposes gp41"@em . biopax:BiochemicalReaction2594 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2595 ; rdfs:label "Fusogenic activation of gp41"@em , "gp41 N terminal fusion peptide released from viral membrane"@em . biopax:BiochemicalReaction2595 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2596 ; rdfs:label "Insertion of gp41 fusion peptide into the target membrane"@em . biopax:BiochemicalReaction2596 a obo:GO_0003674 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2597 ; rdfs:label "N and C terminal heptad repeat helices of gp41 form six-helix bundle"@em . biopax:BiochemicalReaction2597 a obo:GO_0019064 ; obo:BFO_0000050 biopax:Pathway592 ; obo:directly_activates biopax:BiochemicalReaction2598 ; rdfs:label "Fusion of viral membrane with host cell membrane"@em . biopax:Pathway592 a obo:GO_0008150 ; rdfs:label "Binding and entry of HIV virion"@em .