>1vpxM (M:) observed residues (from ATOM records)
hmkifldtanleeikkgvewgivdgvttnptliskrvkeicdlvkgpvsaevvsldyegm
vrearelaqiseyvvikipmtpdgikavktlsaegiktnvtlvfspaqailaakagatyv
spfvgrmddlsndgmrmlgeiveiynnygfeteiiaasirhpmhvveaalmgvdivtmpf
avleklfkhpmtdlgier