(3S)-2,3-epoxy-2,3-dihydrosqualene mutase may refer to:

• Thalianol synthase, an enzyme
• Protostadienol synthase, an enzyme
• Cucurbitadienol synthase, an enzyme
• Alpha-amyrin synthase, an enzyme
• Lupeol synthase, an enzyme
• Shionone synthase, an enzyme
• Parkeol synthase, an enzyme
• Achilleol B synthase, an enzyme
• Glutinol synthase, an enzyme
• Friedelin synthase, an enzyme
• Baccharis oxide synthase, an enzyme
• Alpha-seco-amyrin synthase, an enzyme
• Marneral synthase, an enzyme
• Beta-seco-amyrin synthase, an enzyme
• Delta-amyrin synthase, an enzyme
• Tirucalladienol synthase, an enzyme
• Baruol synthase, an enzyme