>3hx2N (N:) observed residues (from ATOM records)
mssqirqnystdveaavnslvnlylqasytylslgfyfdrddvalegvshffrelaeekr
egyerllkmqnqrggralfqdikkpaedewgktpdamkaamalekklnqalldlhalgsa
rtdphlcdflethfldeevklikkmgdhltnlhrlggpeaglgey