Chains and heterogens:
PDB Chain Sequences:
>3l6cA (A:) mdaqydisfadvekahlniqdsvhltpvltssilnqiagrnlffkcelfqktgsfkirga lnairglipdtlegkpkavvthssgnhgqaltyaaklegipayivvpqtapnckklaiqa ygasivysepsdesrenvaqriiqetegilvhpnqepaviagqgtialevlnqvplvdal vvpvggggmvagiaitiktlkpsvkvyaaepsnaddcyqsklkgeltpnlhppetiadgv kssiglntwpiirdlvddvftvtedeikyatqlvwermkllieptagvglaavlsqhfqt vspevknicivlsggnvdltslswvkqaerpaphhhhhh
>3l6cA (A:) daqydisfadvekahlniqdsvhltpvltssilnqiagrnlffkcelfqktgsfkirgal nairglipdtlegkpkavvthssgnhgqaltyaaklegipayivvpqtapnckklaiqay gasivysepsdesrenvaqriiqetegilvhpnqepaviagqgtialevlnqvplvdalv vpvggggmvagiaitiktlkpsvkvyaaepsnaddcyqsklkgeltpnlhppetiadgvk ssiglntwpiirdlvddvftvtedeikyatqlvwermkllieptagvglaavlsqhfqtv spevknicivlsggnvdltsls
>3l6cB (B:) mdaqydisfadvekahlniqdsvhltpvltssilnqiagrnlffkcelfqktgsfkirga lnairglipdtlegkpkavvthssgnhgqaltyaaklegipayivvpqtapnckklaiqa ygasivysepsdesrenvaqriiqetegilvhpnqepaviagqgtialevlnqvplvdal vvpvggggmvagiaitiktlkpsvkvyaaepsnaddcyqsklkgeltpnlhppetiadgv kssiglntwpiirdlvddvftvtedeikyatqlvwermkllieptagvglaavlsqhfqt vspevknicivlsggnvdltslswvkqaerpaphhhhhh
>3l6cB (B:) qydisfadvekahlniqdsvhltpvltssilnqiagrnlffkcelfqktgsfkirgalna irgpkavvthssgnhgqaltyaaklegipayivvpqtapnckklaiqaygasivysepsd esrenvaqriiqetegilvhpnqepaviagqgtialevlnqvplvdalvvpvggggmvag iaitiktlkpsvkvyaaepsnaddcyqsklkgeltpnlhppetiadgvkssiglntwpii rdlvddvftvtedeikyatqlvwermkllieptagvglaavlsqhfqtvspevknicivl sggnvdltslsw