>1e19A (A:) observed residues (from ATOM records)
gkrvvialggnalqqrgqkgsyeemmdnvrktarqiaeiiargyevvithgngpqvgsll
lhmdagqatygipaqpmdvagamsqgwigymiqqalknelrkrgmekkvvtiitqtivdk
ndpafqnptkpvgpfydeetakrlarekgwivkedsgrgwrrvvpspdpkghveaetikk
lvergviviasggggvpviledgeikgveavidkdlageklaeevnadifmiltdvngaa
lyygtekeqwlrevkveelrkyyeeghfkagsmgpkvlaairfiewggeraiiahlekav
ealegktgtqvlp