>1iv2E (E:) observed residues (from ATOM records) rigygedshrleegrplylcgllipspvgalahsdgdaamhaltdallsayglgdigllf pdtdprwrgersevflreamrlveargakllqaslvltldrpklgphrkalvdslsrlmr lpqdrigltfktseglapshvqaravvlld