>4ls5B (B:) observed residues (from ATOM records)
mtkkrvvvtglgalsplgndvdtswnnaingvsgigpitrvdaeeypakvaaelkdfnve
dymdkkearkmdrftqyavvaakmavedadlnitdeiaprvgvwvgsgiggletlesqfe
ifltkgprrvspffvpmmipdmatgqisialgakgvnsctvtacatgtnsigdafkviqr
gdadvmvtggteapltrmsfagfsankalstnpdpktasrpfdknrdgfvmgegagiivl
eelehalargakiygeivgygstgdayhitapaqdgeggaramqeaikdagiapeeidyi
nahgtstyyndkyetmaiktvfgehahklavsstksmtghllgaaggieaifsilaikeg
vipptiniqtpdeecdldyvpdearrqelnyvlsnslgfgghnatlifkkyq