>3ekfB (B:) observed residues (from ATOM records)
ikempqpktfgelknlpllntdkpvqalmkiadelgeifkfeapgrvtrylssqrlikea
cdesrfdknlsqalkfvrdfagdglftswtheknwkkahnillpsfsqqamkgyhammvd
iavqlvqkwerlnadehievpedmtrltldtiglcgfnyrfnsfyrdqphpfitsmvral
deamnklqranpddpaydenkrqfqedikvmndlvdkiiadrkasqsddllthmlngkdp
eplddeniryqiitfliqghettsgllsfalyflvknphvlqkaaeeaarvlvdpvpsyk
qvkqlkyvgmvlnealrlwptapafslyakedtvlggeyplekgdelmvlipqlhrdkti
wgddveefrperfenpsaipqhafkpfgngqracigqqfalheatlvlgmmlkhfdfedh
tnyeldiketltlkpegfvvkakskkiplggi