>4q1sR (R:) observed residues (from ATOM records)
drgvstfspegrlfqveysleaiklgstaigiatkegvvlgvekratspllesdsiekiv
eidrhigcamsgltadarsmiehartaavthnlyydedinvesltqsvcdlalrfgegas
geerlmsrpfgvalliaghdaddgyqlfhaepsgtfyrynakaigsgsegaqaellnewh
ssltlkeaellvlkilkqvmeekldennaqlscitkqdgfkiydnektaelikelkekea
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