>4f5lB (B:) observed residues (from ATOM records)
hvgtfenitaapadpilgladlfraderpgkvdlgvgvykdetgktpvmtsvkkaeqyll
enettktylgldglpefgrctqellfgkgsalindkrartaqtpggsgalrvaadflakn
tsvkrvwvsnptwpnhkaifnsaglevreyayydaenhtldfdalinslneaqagdvvlf
hgcchnptgadptleqwqtlaqlsvekgwlplidiayqgfgrgleedaeglrafaamhke
livasscsknfglynervgactlvaadsetvdrafsqmkaairanyssppahgasvvati
lsndalraiweqeltdmrqriqrmrqlfvntlqekganrdfsfiikqngmfsfsgltkeq
vlrlreefgvyavasgrinvagmtpdnmaplceaivavl