Chains and heterogens:
PDB Chain Sequences:
>1b04A (A:) drqqaerraaelrellnrygyeyyvldrpsvpdaeydrlmqeliaieeqypelktsdspt qriggppleafrkvahrvpmmslanafgegdlrdfdrrvrqevgeaayvcelaidglavs vryedgyfvqgatrgdgttgeditenlktirslplrlkepvsleargeafmpkasflrln eerkargeelfanprnaaagslrqldpkvaasrqldlfvygladaealgiashsealdyl qalgfkvnperrrcanideviafvsewhdkrpqlpyeidgivikvdsfaqqralgataks prwaiaykfpae
>1b04A (A:) drqqaerraaelrellnrygyeyyvldrpsvpdaeydrlmqeliaieeqypelktsdspt qriggppleafrkvahrvpmmslanafgegdlrdfdrrvrqevgeaayvcelaidglavs vryedgyfvqgatrgdgttgeditenlktirslplrlkepvsleargeafmpkasflrln eerkarelfanprnaaagslrqldpkvaasrqldlfvygladaealgiashsealdylqa lgfkvnperrrcanideviafvsewhdkrpqlpyeidgivikvdsfaqqralgatakspr waiaykfpae
>1b04B (B:) mdrqqaerraaelrellnrygyeyyvldrpsvpdaeydrlmqeliaieeqypelktsdsp tqriggppleafrkvahrvpmmslanafgegdlrdfdrrvrqevgeaayvcelaidglav svryedgyfvqgatrgdgttgeditenlktirslplrlkepvsleargeafmpkasflrl neerkargeelfanprnaaagslrqldpkvaasrqldlfvygladaealgiashsealdy lqalgfkvnperrrcanideviafvsewhdkrpqlpyeidgivikvdsfaqqralgatak sprwaiaykfpae
>1b04B (B:) mdrqqaerraaelrellnrygyeyyvldrpsvpdaeydrlmqeliaieeqypelktsdsp tqriggppleafrkvahrvpmmslanafgegdlrdfdrrvrqevgeaayvcelaidglav svryedgyfvqgatrgdgttgeditenlktirslplrlkepvsleargeafmpkasflrl neerkarelfanprnaaagslrqldpkvaasrqldlfvygladaealgiashsealdylq algfkvnperrrcanideviafvsewhdkrpqlpyeidgivikvdsfaqqralgataksp rwaiaykfpae