Chains and heterogens:
PDB Chain Sequences:
>4l2lA (A:) mpeivdtcslaspasvcrtkhlhlrcsvdftrrtltgtaaltvqsqednlrslvldtkdl tiekvvingqevkyalgerqsykgspmeislpialsknqeivieisfetspkssalqwlt peqtsgkehpylfsqcqaihcrailpcqdtpsvkltytaevsvpkelvalmsairdgetp dpedpsrkiykfiqkvpipcylialvvgalesrqigprtlvwsekeqveksayefsetes mlkiaedlggpyvwgqydllvlppsfpyggmenpcltfvtptllagdkslsnviaheish swtgnlvtnktwdhfwlneghtvylerhicgrlfgekfrhfnalggwgelqnsvktfget hpftklvvdltdidpdvayssvpyekgfallfyleqllggpeiflgflkayvekfsyksi ttddwkdflysyfkdkvdvlnqvdwnawlyspglppikpnydmtltnacialsqrwitak eddlnsfnatdlkdlsshqlneflaqtlqraplplghikrmqevynfnainnseirfrwl rlciqskwedaiplalkmateqgrmkftrplfkdlaafdkshdqavrtyqehkasmhpvt amlvgkdlkvd
>4l2lA (A:) vdtcslaspasvcrtkhlhlrcsvdftrrtltgtaaltvqsqednlrslvldtkdltiek vvingqevkyalgerqsykgspmeislpialsknqeivieisfetspkssalqwltpeqt sgkehpylfsqcqaihcrailpcqdtpsvkltytaevsvpkelvalmsairdgetpdped psrkiykfiqkvpipcylialvvgalesrqigprtlvwsekeqveksayefsetesmlki aedlggpyvwgqydllvlppsfpyggmenpcltfvtptllagdkslsnviaheishswtg nlvtnktwdhfwlneghtvylerhicgrlfgekfrhfnalggwgelqnsvktfgethpft klvvdltdidpdvayssvpyekgfallfyleqllggpeiflgflkayvekfsyksittdd wkdflysyfkdkvdvlnqvdwnawlyspglppikpnydmtltnacialsqrwitakeddl nsfnatdlkdlsshqlneflaqtlqraplplghikrmqevynfnainnseirfrwlrlci qskwedaiplalkmateqgrmkftrplfkdlaafdkshdqavrtyqehkasmhpvtamlv gkdlkvd