>4bfbB (B:) observed residues (from ATOM records)
flamvdnlqgdsgrgyylemligtppqklqilvdtgssnfavagtphsyidtyfdterss
tyrskgfdvtvkytqgswtgfvgedlvtipkgfntsflvniatifesenfflpgikwngi
lglayatlakpsssletffdslvtqanipnvfsmqmcgaglpvaggslvlggiepslykg
diwytpikeewyyqieilkleiggqslnldcreynadkaivdsgttllrlpqkvfdavve
avaraslidgfwtgsqlacwtnsetpwsyfpkisiylrdenssrsfritilpqlyiqpmm
gaglnyecyrfgispstnalvigatvmegfyvifdraqkrvgfaaspcaeiagaavseis
gpfstedvasncvp