Chains and heterogens:
PDB Chain Sequences:
>1dp2A (A:) vhqvlyralvstkwlaesvragkvgpglrvldaswyspgtrearkeylerhvpgasffdi eecrdkaspyevmlpseagfadyvgslgisndthvvvydgddlgsfyaprvwwmfrvfgh rtvsvlnggfrnwlkeghpvtsepsrpepaifkatlnrsllktyeqvlenleskrfqlvd sraqgrylgtqpepdavgldsghirgsvnmpfmnfltedgfekspeelramfeakkvdlt kpliatcrkgvtachialaaylcgkpdvaiydgswfewfhrappetwvsqgkg