>4q9nC (C:) observed residues (from ATOM records)
mlkidltgkiafiagigddngygwgiakmlaeagatilvgtwvpiykifsqslelgkfna
srelsngelltfakiypmdasfdtpedipqeilenkrykdlsgytvsevveqvkkhfghi
dilvhslanspeiakplldtsrkgylaalstssysfisllshfgpimnagastisltyla
smravpgygggmnaakaalesdtkvlaweagrrwgvrvntisagplasragkaigfierm
vdyyqdwaplpspmeaeqvgaaaaflvsplasaitgetlyvdhganvmgigpemf