>2nnyA (A:) observed residues (from ATOM records)
vrdradlnkdkpvipaaalagytgsgpiqlwqfllelltdkssqsfiswtgdgwefklsd
pdevarrwgkrknkpkmnyeklsrglryyydkniihktagkryvyrfvsdlqsllgytpe
elhamldvk