>2chlA (A:) observed residues (from ATOM records)
vlmvgpnfrvgkkigcgnfgelrlgknlytneyvaiklepmksrapqlhleyrfykqlgs
gdgipqvyyfgpcgkynamvlellgpsledlfdlcdrtfslktvlmiaiqlisrmeyvhs
knliyrdvkpenfligrpgnktqqvihiidfalakeyidpetkkhipyrehksltgtary
msinthlgkeqsrrddlealghmfmyflrgslpwqglkadtlkeryqkigdtkratpiev
lcenfpematylryvrrldffekpdydylrklftdlfdrkgymfdyeydwigkqlptp