>2zsaA (A:) observed residues (from ATOM records)
epspyvefdrrqwralrmstplalteeelvglrglgeqidlleveevylplarlihlqva
arqrlfaataeflgepqqnpdrpvpfiigvagsvavgksttarvlqallarwdhhprvdl
vttdgflypnaelqrrnlmhrkgfpesynrralmrfvtsvksgsdyacapvyshlhydii
pgaeqvvrhpdilileglnvlqtgptlmvsdlfdfslyvdariedieqwyvsrflamrtt
afadpeshfhhyaafsdsqavvaareiwrtinrpnlvenilptrpratlvlrkdadhsin
rlrlrkl