Chains and heterogens:
PDB Chain Sequences:
>4roxA (A:) gpgskpftlpiltigelsnsrfpvpidelytspnegvivqpqngrstldgellgttqlvp snicalrgrinaqvpddhhqwnlqvtntngtpfdptedvpaplgtpdflaniygvtsqrn pnntcrahdgvlatwspkftpklgsvilgtweesdldlnqptrftpvglfntdhfdqwal psysgrltlnmnlapsvsplfpgeqllffrshiplkggtsdgaidcllpqewiqhfyqes apsptdvalirytnpdtgrvlfeaklhrqgfitvansgsrpivvppngyfrfdswvnqfy slapm
>4roxA (A:) gpgskpftlpiltigelsnsrfpvpidelytspnegvivqpqngrstldgellgttqlvp snicalrgrinaqvdhhqwnlqvtntngtpfdptedvpaplgtpdflaniygvtsqrnpn ntcrahdgvlatwspkftpklgsvilgtwldlnqptrftpvglfntdhfdqwalpsysgr ltlnmnlapsvsplfpgeqllffrshiplkggtsdgaidcllpqewiqhfyqesapsptd valirytnpdtgrvlfeaklhrqgfitvansgsrpivvppngyfrfdswvnqfyslapm
>4roxB (B:) gpgskpftlpiltigelsnsrfpvpidelytspnegvivqpqngrstldgellgttqlvp snicalrgrinaqvpddhhqwnlqvtntngtpfdptedvpaplgtpdflaniygvtsqrn pnntcrahdgvlatwspkftpklgsvilgtweesdldlnqptrftpvglfntdhfdqwal psysgrltlnmnlapsvsplfpgeqllffrshiplkggtsdgaidcllpqewiqhfyqes apsptdvalirytnpdtgrvlfeaklhrqgfitvansgsrpivvppngyfrfdswvnqfy slapm
>4roxB (B:) gpgskpftlpiltigelsnsrfpvpidelytspnegvivqpqngrstldgellgttqlvp snicalrgrinaqvdhhqwnlqvtntngtpfdptedvpaplgtpdflaniygvtsqrnpn ntcrahdgvlatwspkftpklgsvilgtwldlnqptrftpvglfntdhfdqwalpsysgr ltlnmnlapsvsplfpgeqllffrshiplkggtsdgaidcllpqewiqhfyqesapsptd valirytnpdtgrvlfeaklhrqgfitvansgsrpivvppngyfrfdswvnqfyslapm