>2hchB (B:) observed residues (from ATOM records)
gshmlreksekfafqaevnrmmkliinslyknkeiflrelisnasdaldkirlisltden
alagneeltvkikcdkeknllhvtdtgvgmtreelvknlgtigtseflnkstseligqfg
vgfysaflvadkvivtskhnndtqhiwesdsnefsviadprgntlgrgttitlvlkeeas
dyleldtiknlvkkysqfinfpiyvwssktvwdwelmn