>1k9fA (A:) observed residues (from ATOM records)
gyepcwlryerkdqysrlrfeeivakrtspifqavveelqkglrsmmeiepqvvqevnet
ansiwlgtledeeferplegtlvhpegyvirsdvddgpfriyiigktdagvlygvfhflr
llqmgeniaqlsiieqpknrlrminhwdnmdgsiergyagrsiffvddqfvkqnqrikdy
arllasvginaisinnvnvhktetklitdhflpdvaevadifrtygiktflsinyaspie
igglptadpldpevrrwwketakriyqyipdfggfvvkapgpftygrdhaeganmlaeal
apfgglviwrcfvyncqqdwrdrttdrakaaydhfkpldgqfrenvilqikngpmdfqvr
epvsplfgampktnqmmevqitqeytgqqkhlcflipqwkevldfdtyakgkgsevkkvi
dgslfdyrysgiagvsnigsdpnwtghtlaqanlygfgrlawnpdlsaeeianewvvqtf
gddsqvvetiswmllsswriyenytsplgvgwmvnpghhygpnvdgyeyshwgtyhyadr
dgigvdrtvatgtgytaqyfpenaamyesldtcpdelllffhhvpythrlhsgetviqhi
ynthfegveqakqlrkrweqlkgkidekryhdvlerltiqvehakewrdvintyfyrksg
iddqygrkiyr