>5gk4A (A:) observed residues (from ATOM records)
skifdfvkpgvitgddvqkvfqvakennfalpavncvgtdsinavletaakvkapvivqf
snggasfiagkgvksdvpqgaailgaisgahhvhqmaehygvpvilhtdhcakkllpwid
glldagekhfaatgkplfsshmidlseeslqenieicskylermskigmtleielytqpe
dvdyaytelskisprftiaasfgnvvltptilrdsqeyvskkhnlphnslnfvfhggsgs
taqeikdsvsygvvkmnidtdtqwatwegvlnyykaneaylqgqlgnpkgedqpnkkyyd
prvwlragqtsmiarlekafqelnaidvl