Steroid Hormone Classes

Question 1

Estrogens

Answer 1

• Aromatic A ring
• 3,17-diol

Question 2

Androgens

Answer 2

• 3 keto
• 4,5-ene
• 17-ol

Question 3

Glucocorticoids

Answer 3

• 3 keto
• 4,5-ene
• 11,17,21-triol
  
  • 17-OH is particularly critical
  • 11-OH is not that critical to recognition/function
• 20 keto
• (no 18-al)

Question 4

Mineralocorticoids

Answer 4

• 3 keto
• 4,5-ene
• 11,21-diol
• 20 keto
• 18-al
• (no 17-OH)

Question 5

Progestins

Answer 5

• 3-keto
• 4,5-ene
• 20 keto
• 21 methyl
• (no 11, 17 or 21-OH, no 18-al)

Question 6

Steroid Ring Numbering

Answer 6