HELIX 1 H VAL A 97 A 101 1 5 HELIX 2 H VAL B 97 B 101 1 5 HELIX 3 H VAL C 97 C 101 1 5 SHEET 1 A 4 LYS A 51 PRO A 57 0 SHEET 2 A 4 VAL A 42 GLN A 48 -1 SHEET 3 A 4 VAL A 118 SER A 124 -1 SHEET 4 A 4 THR A 110 CYS A 113 -1 SHEET 1 C 3 ASN A 64 LYS A 70 0 SHEET 2 C 3 TYR A 76 ASP A 82 -1 SHEET 3 C 3 ARG A 85 ASP A 91 -1 SHEET 1 D 4 LYS B 51 PRO B 57 0 SHEET 2 D 4 VAL B 42 GLN B 48 -1 SHEET 3 D 4 VAL B 118 SER B 124 -1 SHEET 4 D 4 THR B 110 CYS B 113 -1 SHEET 1 E 3 ASN B 64 LYS B 70 0 SHEET 2 E 3 TYR B 76 ASP B 82 -1 SHEET 3 E 3 ARG B 85 ASP B 91 -1 SHEET 1 B 4 LYS C 51 PRO C 57 0 SHEET 2 B 4 VAL C 42 GLN C 48 -1 SHEET 3 B 4 VAL C 118 SER C 124 -1 SHEET 4 B 4 THR C 110 CYS C 113 -1 SHEET 1 F 3 ASN C 64 LYS C 70 0 SHEET 2 F 3 TYR C 76 ASP C 82 -1 SHEET 3 F 3 ARG C 85 ASP C 91 -1