>1ngnA (A:) observed residues (from ATOM records)
kwtpprspfnlvqeilfhdpwklliatiflnrtsgkmaipvlweflekypsaevaraadw
rdvsellkplglydlraktiikfsdeyltkqwrypielhgigkygndsyrifcvnewkqv
hpedhklnkyhdwlwenheklsls