Chains and heterogens:
PDB Chain Sequences:
>2q4aA (A:) maelllvetpipqqkhyeskpfpavisppsasipipalslplftqtiktqkhyldsllhe sgavlfrgfpvnsaddfndvveafgfdelpyvggaaprtsvvgrvftanesppdqkipfh hemaqvrefpsklffyceiepkcggetpivlshvvyermkdkhpefvqrleehgllyvrv lgedddpsspigrgwkstflthdknlaeqravdlgmklewtedggaktvmgpipaikyde srnrkvwfnsmvaaytgwedkrndprkavtfgdgkplpadivhdclrileeecvavpwqr gdvllidnwavlhsrrpfdpprrvlaslck
>2q4aA (A:) lllvetpipqqkhyeskpfpavispppalslplftqtiktqkhyldsllhesgavlfrgf pvnsaddfndvveafgfdelpyvggaaprtsvvgrvftanesppdqkipfhhemaqvref psklffyceiepkcggetpivlshvvyermkdkhpefvqrleehgllyvrvlgedddpss pigrgwkstflthdknlaeqravdlgmklewtedggaktvmgpipaikydesrnrkvwfn smvaaytgwedkrndprkavtfgdgkplpadivhdclrileeecvavpwqrgdvllidnw avlhsrrpfdpprrvlaslck
>2q4aB (B:) maelllvetpipqqkhyeskpfpavisppsasipipalslplftqtiktqkhyldsllhe sgavlfrgfpvnsaddfndvveafgfdelpyvggaaprtsvvgrvftanesppdqkipfh hemaqvrefpsklffyceiepkcggetpivlshvvyermkdkhpefvqrleehgllyvrv lgedddpsspigrgwkstflthdknlaeqravdlgmklewtedggaktvmgpipaikyde srnrkvwfnsmvaaytgwedkrndprkavtfgdgkplpadivhdclrileeecvavpwqr gdvllidnwavlhsrrpfdpprrvlaslck
>2q4aB (B:) aelllvetpipqqkhyeskpfpavisppsasipipalslplftqtiktqkhyldsllhes gavlfrgfpvnsaddfndvveafgfdelpytsvvgrvftanesppdqkipfhhemaqvre fpsklffyceiepkcggetpivlshvvyermkdkhpefvqrleehgllyvrvlgedddps spigrgwkstflthdknlaeqravdlgmklewtedggaktvmgpipaikydesrnrkvwf nsmvaaytgwedkrndprkavtfgdgkplpadivhdclrileeecvavpwqrgdvllidn wavlhsrrpfdpprrvlaslck