The hosts went ahead through Demba Ba when the Reds got caught after taking a short corner on 13 minutes.
Speaking after the game in Istanbul, Donny feels all 11 players defend as team as the Reds should have done much better for the opener.
“We started okay in the first 10 minutes but then we gave the ball away, I don’t know how, and after that, I think we lose the confidence. We can play much better,” he told BT Sport and MUTV.
“I mean we are a team and everybody has the responsibility. I think we can play much better, like I say before.