>1a5aB (B:) observed residues (from ATOM records)
tllnpyfgefggmyvpqilmpalnqleeafvraqkdpefqaqfadllknyagrptaltkc
qnitagtrttlylkredllhggahktnqvlgqallakrmgkseiiaetgagqhgvasala
sallglkcriymgakdverqspnvfrmrlmgaevipvhsgsatlkdacnealrdwsgsye
tahymlgtaagphpyptivrefqrmigeetkaqildkegrlpdaviacvgggsnaigmfa
dfindtsvgligvepgghgietgehgaplkhgrvgiyfgmkapmmqtadgqieesysisa
gldfpsvgpqhaylnsigradyvsitddealeafktlcrhegiipalesshalahalkmm
reqpekeqllvvnlsgrgdkdiftvhdil