>1pk6A (A:) SEQRES residues qprpafsairrnppmggnvvifdtvitnqeepyqnhsgrfvctvpgyyyftfqvlsqwei clsivsssrgqvrrslgfcdttnkglfqvvsggmvlqlqqgdqvwvekdpkkghiyqgse adsvfsgflifps