>2arkC (C:) observed residues (from ATOM records)
amgkvlviydtrtgntkkmaelvaegarslegtevrlkhvdeatkedvlwadglavgspt
nmglvswkmkrffddvlgdlwgeidgkiacafsssggwgggnevacmsiltmlmnfgflv
fgvtdyvgkkftlhygavvageprseeekeacrrlgrrlaewvaifvdgrkellekirkd
parfvd