>2d22A (A:) observed residues (from ATOM records)
aestlgaaaaqsgryfgtaiasgklgdsayttiasrefnmvtaenemkidatepqrgqfn
fsagdrvynwavqngkqvrghtlawhsqqpgwmqslsgstlrqamidhingvmghykgki
aqwdvvshafsddgsggrrdsnlqrtgndwievafrtaraadpaaklcyndynienwtwa
ktqgvynmvrdfkqrgvpidcvgfqshfnsgspynsnfrttlqnfaalgvdvaiteldiq
gassstyaavtndclavsrclgitvwgvrdtdswrsgdtpllfngdgskkaaytavlnal
ngggqikgvgsgrcldvpnasttdgtqvqlydchsatnqqwtytdagelrvygdkcldaa
gtgngtkvqiyscwggdnqkwrlnsdgsivgvqsglcldavgggtangtliqlyscsngs
nqrwtrt