Are you entering it as an investment sale? That's not the right place. There's a special topic for sale of your home. It will ask you if you got a 1099-S.
Click the Federal Taxes tab.
Click Wages & Income
Click "I'll choose what I work on" or "Jump to a full list."
On the screen "Your 2016 Income Summary," scroll all the way down to the last section, "Less Common Income."
Click the Start, Update, or Revisit button for "Sale of Home (gain or loss)."
