>5ux9A (A:) observed residues (from ATOM records)
afnswlegqnlkeqvknpnievgdysyysgfyhsktfeeqavryllgdaptqevwesgqf
gevdklrigkfcsiasgatfmmagnqghradwistfpfskkefgegvkdgfqragdtivg
ndvwigseamimpgvhigdgaiigaravitknvapysvvvgnnvvvkkrfdenliqtllv
ikwwdwplqhikntmeilcsghieeleqyfiknvg