>1f28A (A:) observed residues (from ATOM records)
naeeqqylnlvqyiinhgedrpdrtgtgtlsvfapsplkfslrnktfpllttkrvfirgv
ieellwfirgetdslklreknihiwdangsreyldsigltkrqegdlgpiygfqwrhfga
eyidcktnyigqgvdqlaniiqkirtspydrrlilsawnpadlekmalppchmfcqfyvh
ipsnnhrpelscqlyqrscdmglgvpfniasyalltcmiahvcdldpgdfihvmgdchiy
kdhiealqqqltrsprpfptlslnrsitdiedftlddfniqnyhpyetikmkmsi