Chains and heterogens:
PDB Chain Sequences:
>1ov4A (A:) giprnsrvdsddflwfegiafptmgfrsetlrkvrdefvirdedviiltypksgtnwlae ilclmhskgdakwiqsvpiwerspwveseigytalsetesprlfsshlpiqlfpksffss kakviylmrnprdvlvsgyffwknmkfikkpksweeyfewfcqgtvlygswfdhihgwmp mreeknflllsyeelkqdtgrtiekicqflgktlepeelnlilknssfqsmkenkmsnys llsvdyvvdktqllrkgvsgdwknhftvaqaedfdklfqekmadlprelfpwe
>1ov4A (A:) sddflwfegiafptmgfrsetlrkvrdefvirdedviiltypksgtnwlaeilclmhskg dakwiqsvpiwerspwveseigytalsetesprlfsshlpiqlfpksffsskakviylmr nprdvlvsgyffwknmkfikkpksweeyfewfcqgtvlygswfdhihgwmpmreeknfll lsyeelkqdtgrtiekicqflgktlepeelnlilknssfqsmkeyvvdktqlsgdwknhf tvaqaedfdklfqekmadlprelfpwe