Chains and heterogens:
PDB Chain Sequences:
>1vkjA (A:) mgsshhhhhhssglvprgshmgtasngstqqlpqtiiigvrkggtrallemlslhpdvaa aenevhffdweehysqglgwyltqmpfssphqltvektpayftspkvperihsmnptirl llilrdpservlsdytqvlynhlqkhkpyppiedllmrdgrlnldykalnrslyhahmln wlrffplghihivdgdrlirdpfpeiqkverflklspqinasnfyfnktkgfyclrdsgk drclheskgrahpqvdpklldklheyfhepnkkffklvgrtfdwh
>1vkjA (A:) stqqlpqtiiigvrkggtrallemlslhpdvaaaenevhffdweehysqglgwyltqmpf ssphqltvektpayftspkvperihsmnptirlllilrdpservlsdytqvlynhlqkhk pyppiedllmrdgrlnldykalnrslyhahmlnwlrffplghihivdgdrlirdpfpeiq kverflklspqinasnfyfnktkgfyclrdsgkdrclheskgrahpqvdpklldklheyf hepnkkffklvgrtfdwh
>1vkjB (B:) mgsshhhhhhssglvprgshmgtasngstqqlpqtiiigvrkggtrallemlslhpdvaa aenevhffdweehysqglgwyltqmpfssphqltvektpayftspkvperihsmnptirl llilrdpservlsdytqvlynhlqkhkpyppiedllmrdgrlnldykalnrslyhahmln wlrffplghihivdgdrlirdpfpeiqkverflklspqinasnfyfnktkgfyclrdsgk drclheskgrahpqvdpklldklheyfhepnkkffklvgrtfdwh
>1vkjB (B:) stqqlpqtiiigvrkggtrallemlslhpdvaaaenevhffdweehysqglgwyltqmpf ssphqltvektpayftspkvperihsmnptirlllilrdpservlsdytqvlynhlqkhk pyppiedllmrdgrlnldykalnrslyhahmlnwlrffplghihivdgdrlirdpfpeiq kverflklspqinasnfyfnktkgfyclrdsgkdrclheskgrahpqvdpklldklheyf hepnkkffklvgrtfdwh
>1vkjC (C:) mgsshhhhhhssglvprgshmgtasngstqqlpqtiiigvrkggtrallemlslhpdvaa aenevhffdweehysqglgwyltqmpfssphqltvektpayftspkvperihsmnptirl llilrdpservlsdytqvlynhlqkhkpyppiedllmrdgrlnldykalnrslyhahmln wlrffplghihivdgdrlirdpfpeiqkverflklspqinasnfyfnktkgfyclrdsgk drclheskgrahpqvdpklldklheyfhepnkkffklvgrtfdwh
>1vkjC (C:) stqqlpqtiiigvrkggtrallemlslhpdvaaaenevhffdweehysqglgwyltqmpf ssphqltvektpayftspkvperihsmnptirlllilrdpservlsdytqvlynhlqkhk pyppiedllmrdgrlnldykalnrslyhahmlnwlrffplghihivdgdrlirdpfpeiq kverflklspqinasnfyfnktkgfyclrdsgkdrcvdpklldklheyfhepnkkffklv grtfdwh