>6rufB (B:) observed residues (from ATOM records)
kpqvtilatggtiagssagavtvdkllaavpaindlatikgeqissigsqemtgkvwlkl
akrvnellaqketeaviithgtdtmeetafflnltvksqkpvvlvgamrpgssmsadgpm
nlynavnvainkastnkgvvivmndeihaareatklnttavnafaspntgkigtvyygkv
eyftqsvrphtlasefdiskieelprvdilyahpddtdvlvnaalqagakgiihagmgng
npfpltqnalekaaksgvvvarssrvgsgsttqeaevddkklgfvateslnpqkarvllm
laltktsdreaiqkifsty