>1t8nA (A:) observed residues (from ATOM records)
cgvpaiqpvlsivngeeavpgswpwqvslqdktgfhfcggslinenwvvtaahcgvttsd
vvvagefdqgsssekiqklkiakvfknskynsltinnditllklstaasfsqtvsavclp
sasddfaagttcvttgwgltryantpdrlqqaslpllsntnckkywgtkikdamicagas
gvsscmgdsggplvckkngawtlvgivswgsstcststpgvyarvtalvnwvqqtlaan