>2dfkB (B:) observed residues (from ATOM records)
mqtikcvvvgdgavgktcllisyttnkfpseyvptvfdnyavtvmiggepytlglfdtag
qedydrlrplsypqtdvflvcfsvvspssfenvkekwvpeithhcpktpfllvgtqidlr
ddpstieklaknkqkpitpetaeklardlkavkyvecsaltqkglknvfdeailaalepk
srrcvll