>2q4aB (B:) SEQRES residues
maelllvetpipqqkhyeskpfpavisppsasipipalslplftqtiktqkhyldsllhe
sgavlfrgfpvnsaddfndvveafgfdelpyvggaaprtsvvgrvftanesppdqkipfh
hemaqvrefpsklffyceiepkcggetpivlshvvyermkdkhpefvqrleehgllyvrv
lgedddpsspigrgwkstflthdknlaeqravdlgmklewtedggaktvmgpipaikyde
srnrkvwfnsmvaaytgwedkrndprkavtfgdgkplpadivhdclrileeecvavpwqr
gdvllidnwavlhsrrpfdpprrvlaslck