>1pthB (B:) observed residues (from ATOM records)
vnpccyypcqhqgicvrfgldryqcdctrtgysgpnctipeiwtwlrttlrpspsfihfl
lthgrwlwdfvnatfirdtlmrlvltvrsnlipspptyniahdyiswesfsnvsyytril
psvprdcptpmgtkgkkqlpdaeflsrrfllrrkfipdpqgtnlmfaffaqhfthqffkt
sgkmgpgftkalghgvdlghiygdnlerqyqlrlfkdgklkyqmlngevyppsveeapvl
mhyprgippqsqmavgqevfgllpglmlyatiwlrehnrvcdllkaehptwgdeqlfqta
rliligetikivieeyvqqlsgyflqlkfdpellfgaqfqyrnriamefnqlyhwhplmp
dsfrvgpqdysyeqflfntsmlvdygvealvdafsrqpagrigggrnidhhilhvavdvi
kesrvlrlqpfneyrkrfgmkpytsfqeltgekemaaeleelygdidalefypglllekc
hpnsifgesmiemgapfslkgllgnpicspeywkastfggevgfnlvktatlkklvclnt
ktcpyvsfhvp