Chains and heterogens:
PDB Chain Sequences:
>4yyqA (A:) lpetvdwrskgavnpirnqgqcgscwafsavaavesinkivtgqllslseqqlldcaqsy knlgcqggwvnkafeyiiqnrgitsqsnypytghkgqcrtglasiatidsyqyvpsnnen alknavanqpvsvaveaagrafqlyksgvftgscgvaidhavvligygkyngvdywllrn swgtnwgeqgymklqrnvaqsagkcgvarlclypvkc
>4yyqA (A:) lpetvdwrskgavnpirnqgqcgscwafsavaavesinkivtgqllslseqqlldcaqsy knlgcqggwvnkafeyiiqnrgitsqsnypytghkgqcrtglasiatidsyqyvpsnnen alknavanqpvsvaveaagrafqlyksgvftgscgvaidhavvligygkyngvdywllrn swgtnwgeqgymklqrnvaqsagkcgvarlclypvk
>4yyqB (B:) lpetvdwrskgavnpirnqgqcgscwafsavaavesinkivtgqllslseqqlldcaqsy knlgcqggwvnkafeyiiqnrgitsqsnypytghkgqcrtglasiatidsyqyvpsnnen alknavanqpvsvaveaagrafqlyksgvftgscgvaidhavvligygkyngvdywllrn swgtnwgeqgymklqrnvaqsagkcgvarlclypvkc
>4yyqB (B:) lpetvdwrskgavnpirnqgqcgscwafsavaavesinkivtgqllslseqqlldcaqsy knlgcqggwvnkafeyiiqnrgitsqsnypytghkgqcrtglasiatidsyqyvpsnnen alknavanqpvsvaveaagrafqlyksgvftgscgvaidhavvligygkyngvdywllrn swgtnwgeqgymklqrnvaqsagkcgvarlclypvk