>4ap4B (B:) SEQRES residues gagsgsmalkriqkelsdlqrdppahcragpvgddlfhwqatimgppdsayqggvffltv hfptdypfkppkiafttkiyhpninsngsikldilrsqwspaltvskvllsicsllcdpn pddplvpdiaqiyksdkekynrharewtqkyam