13 ASP O 17 LYS N 3.20 13 ASP C 17 LYS N 4.40 14 ALA O 18 LYS N 3.20 14 ALA C 18 LYS N 4.40 30 THR O 34 LYS N 3.20 30 THR C 34 LYS N 4.40 31 ASN O 35 TYR N 3.20 31 ASN C 35 TYR N 4.40