>1ks2A (A:) observed residues (from ATOM records)
tqdelkkavgwaalqyvqpgtivgvgtgstaahfidalgtmkgqiegavsssdasteklk
slgihvfdlnevdslgiyvdgadeinghmqmikgggaaltrekiiasvaekficiadask
qvdilgkfplpvevipmarsavarqlvklggrpeyrqgvvtdngnvildvhgmeildpia
menainaipgvvtvglfanrgadvaligtpdgvktivk