Günnigmann, Manuel [P:(DE-He78)9dc82d13955d662bfd6b7973855e37b5] ; Koubek, Jiří [P:(DE-He78)c35cb105d87332a9980bd8f33f3b420a] ; Kramer, Günter [P:(DE-He78)8b9aa336210db1592efa7400628e5a46] ; Bukau, Bernd [P:(DE-He78)9d539bc25fa8f4ff093b6f6e10d39476]