A 41-year-old man with history of IV drug use is presents to the physician for a 3-day history of progressive feelings of unwellness, fatigue, and headache. Vitals are: temperature 103F, HR 80, RR 16, BP 130/85. A diagnosis of invasive aspergillosis is made and he is commenced on caspofungin. A fungal cell is shown below. Which of the following best represents the cellular target of this pharmacologic agent?
A
B
C
D
E
F
G
H
I
