Lys25 Arg24 Cys23 LANAwin motif ACE-CYS-ARG-LYS-ARG-ASN-ARG-SER O N H O S H N H O N H + N H 2 N H 2 N H O N H 3 + N H O N H + N H 2 N H 2 N H O O N H 2 N H O N H N H 2 + N H 2 N H O O H GLU 151A PRO 168A HOH 463A HOH 526A HOH 599A ALA 47B SER 49B ALA 65B GLY 89B ILE 90B SER 91B ASP 107B TYR 131B PHE 133B PHE 149B PRO 173B TYR 191B LYS 259B TYR 260B CYS 261B PHE 263B ILE 305B LEU 321B HOH 404B HOH 443B HOH 449B HOH 451B HOH 503B HOH 551B HOH 101P HOH 102P HOH 103P HOH 104P HOH 105P HOH 106P HOH 107P HOH 108P HOH 109P HOH 110P HOH 111P HOH 112P HOH 113P