Chains and heterogens:
PDB Chain Sequences:
>1ucfA (A:) maskralvilakgaeemetvipvdvmrragikvtvaglagkdpvqcsrdvvicpdasled akkegpydvvvlpggnlgaqnlsesaavkeilkeqenrkgliaaicagptallaheigfg skvtthplakdkmmngghytysenrvekdgliltsrgpgtsfefalaivealngkevaaq vkaplvlkd
>1ucfA (A:) maskralvilakgaeemetvipvdvmrragikvtvaglagkdpvqcsrdvvicpdasled akkegpydvvvlpggnlgaqnlsesaavkeilkeqenrkgliaaicagptallaheigfg skvtthplakdkmmngghytysenrvekdgliltsrgpgtsfefalaivealngkevaaq vkaplvlk
>1ucfB (B:) maskralvilakgaeemetvipvdvmrragikvtvaglagkdpvqcsrdvvicpdasled akkegpydvvvlpggnlgaqnlsesaavkeilkeqenrkgliaaicagptallaheigfg skvtthplakdkmmngghytysenrvekdgliltsrgpgtsfefalaivealngkevaaq vkaplvlkd
>1ucfB (B:) maskralvilakgaeemetvipvdvmrragikvtvaglagkdpvqcsrdvvicpdasled akkegpydvvvlpggnlgaqnlsesaavkeilkeqenrkgliaaicagptallaheigfg skvtthplakdkmmngghytysenrvekdgliltsrgpgtsfefalaivealngkevaaq vkaplvlk