>1vs7B (B:) SEQRES residues matvsmrdmlkagvhfghqtrywnpkmkpfifgarnkvhiinlektvpmfnealaelnki asrkgkilfvgtkraaseavkdaalscdqffvnhrwlggmltnwktvrqsikrlkdletq sqdgtfdkltkkealmrtreleklenslggikdmgglpdalfvidadhehiaikeannlg ipvfaivdtnsdpdgvdfvipgnddairavtlylgavaatvregrsqdlasqaeesfvea e