>2i2uB (B:) SEQRES residues atvsmrdmlkagvhfghqtrywnpkmkpfifgarnkvhiinlektvpmfnealaelnkia srkgkilfvgtkraaseavkdaalscdqffvnhrwlggmltnwktvrqsikrlkdletqs qdgtfdkltkkealmrtreleklenslggikdmgglpdalfvidadhehiaikeannlgi pvfaivdtnsdpdgvdfvipgnddairavtlylgavaatvregrsqdlasqaeesfveae