>2vx2D (D:) observed residues (from ATOM records)
prptsarqldgirnivlsnpkkrntlslamlkslqsdilhdadsndlkviiisaegpvfs
sghdlkelteeqgrdyhaevfqtcskvmmhirnhpvpviamvnglataagcqlvascdia
vasdkssfatpgvnvglfcstpgvalaravprkvalemlftgepisaqeallhgllskvv
peaelqeetmriarkiaslsrpvvslgkatfykqlpqdlgtayyltsqamvdnlalrdgq
egitaflqkrkpvwsh