>1d7xB (B:) SEQRES residues frtfpgipkwrkthltyrivnytpdlpkdavdsavekalkvweevtpltfsrlyegeadi misfavrehgdfypfdgpgnvlahayapgpgingdahfdddeqwtkdttgtnlflvaahe ighslglfhsantealmyplyhsltdltrfrlsqddingiqslygpppdspet