>4f5iB (B:) observed residues (from ATOM records)
hhvgtfenitaapadpilgladlfraderpgkvdlgvgvykdetgktpvmtsvkkaeqyl
lenettktylgidgipefgrctqellfgkgsalindkrartaqtpggsgalrvaadflak
ntsvkrvwvsnptwpnhkaifnsaglevreyayydaenhtldfdalinslneaqagdvvl
fhgcchnptgidptleqwqtlaqlsvekgwlplidiayqgfgrgleedaeglrafaamhk
elivasscsknfslynervgactlvaadsetvdrafsqmkaairanyssppahgasvvat
ilsndalraiweqeltdmrqriqrmrqlfvntlqekganrdfsfiikqngmfsfsgltke
qvlrlreefgvyavasgrinvagmtpdnmaplceaivavl