>3lkjA (A:) observed residues (from ATOM records)
qiaahviseasskttsvlqwaekgyytmsnnlvtlengkqltvkrqglyyiyaqvtfcas
sqapfiaslclkspgrferillraantkpcgqqsihlggvfelqpgasvfvnvtdpsqvs
hgtgftsfgllkl