>3nh7M (M:) observed residues (from ATOM records)
ieltqppsvsvapgqtariscsgdslgskyviwyqqkpgqapvlviyddsnrpsgiperf
sgsnsgntatltisgtqaedeadyycstftmsgngtvfgggtkltvlgqpkaapsvtlfp
psseelqankatlvclisdfypgavtvawkadsspvkagvetttpskqsnnkyaassyls
ltpeqwkshrsyscqvthegstvektvapt