>1b7xB (B:) SEQRES residues
ivegsdaeigmspwqvmlfrkspqellcgaslisdrwvltaahcllyppwdknftendll
vrigkhsrtryerniekismlekiyihprynwrenldrdialmklkkpvafsdyihpvcl
pdretaasllqagykgrvtgwgnlketwtanvgkgqpsvlqvvnlpiverpvckdstrir
itdnmfcagykpdegkrgdacegdsggpfvmkspfnnrwyqmgivswgegcdrdgkigfy
thvfrlkkwiqkvidqfge