>2y6tD (D:) observed residues (from ATOM records)
cgvpaiqpvlsivngeeavpgswpwqvslqdktgfhfcggslinenwvvtaahcgvttsd
vvvagefdqgsssekiqklkiakvfknskynsltinnditllklstaasfsqtvsavclp
sasddfaagttcvttgwgltrytantpdrlqqaslpllsntnckkywgtkikdamicaga
sgvsscmgdsggplvckkngawtlvgivswgsstcststpgvyarvtalvnwvqqtlaan