>1k47C (C:) observed residues (from ATOM records)
hmmiavktcgklywageyailepgqlalikdipiymraeiafsdsyriysdmnpdysliq
etialmgdflavrgqnlrpfslaiygkmeregkkfglgssgsvvvlvvkallalynlsvd
qnllfkltsavllkrgdngsmgdlaciaaedlvlyqsfdrqkvaawleeenlatvlerdw
gfsisqvkptlecdflvgwtkevavsshmvqqikqninqnfltssketvvslvealeqgk
sekiieqvevasklleglstdiytpllrqlkeasqdlqavakssgagggdcgialsfdaq
stktlknrwadlgiellyqeri