>1v3uA (A:) observed residues (from ATOM records)
fmvkakswtlkkptqsdfelktvelpplkngevllealflsvdpymriaskrlkegavmm
gqqvarvvesknsafpagsivlaqsgwtthfisdgkglekllwpdklplslalgtigmpg
ltayfgllevcgvkggetvlvsaaagavgsvvgqiaklkgckvvgaagsdekiaylkqig
fdaafnyktvnsleealkkaspdgydcyfdnvggeflntvlsqmkdfgkiaicgaislpp
gpspesiiykqlriegfivyrwqgdvrekalrdlmkwvlegkiqyhehvtkgfenmpaaf
iemlnganlgkavvta