>4l8wB (B:) observed residues (from ATOM records)
ktnerpiigvlaqdvfdpkpdrnsyiaasyvkflesagarvvpvminksedeysrlfksi
ngvlfpgggvslessgyskaagifyrlaleansngdyfpvwgtclgfelltlltsgelll
shtntsgialpldftedvkgsrlfkefpeelmkslatepltenshqwsittenftankkl
kkfyrvlstntdgynkfvstmeaydfpiyatqwnpeknafewtrpyiphtpsaikttfym
anffvnearknlhsfasteeeekaliynykpeytgiqsafeqtyffn