Chains and heterogens:
PDB Chain Sequences:
>5elxA (A:) aksfdelglapellkgiyamkfqkpskiqeralplllhnpprnmiaqsqsgtgktaafsl tmltrvnpedaspqaiclapsrelarqtlevvqemgkftkitsqlivpdsfeknkqinaq vivgtpgtvldlmrrklmqlqkikifvldeadnmldqqglgdqcirvkrflpkdtqlvlf satfadavrqyakkivpnantlelqtnevnvdaikqlymdckneadkfdvltelyglmti gssiifvatkktanvlygklkseghevsilhgdlqtqerdrliddfregrskvlittnvl argidiptvsmvvnydlptlangqadpatyihrigrtgrfgrkgvaisfvhdknsfnils aiqkyfgdiemtrvptddwdevekivkkvlk